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Conserved domains on  [gi|270267404|ref|YP_003331105|]
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cytochrome c oxidase subunit III (mitochondrion) [Herdmania momus]

Protein Classification

cytochrome c oxidase subunit 3( domain architecture ID 10791100)

cytochrome c oxidase subunit 3 is one of main transmembrane subunits of cytochrome c oxidase, the last enzyme in the respiratory electron transport chain of mitochondria or bacteria located in the mitochondrial or bacterial membrane

Graphical summary

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List of domain hits

Name Accession Description Interval E-value
COX3 MTH00189
cytochrome c oxidase subunit III; Provisional
2-261 2.42e-134

cytochrome c oxidase subunit III; Provisional


:

Pssm-ID: 177238  Cd Length: 260  Bit Score: 379.32  E-value: 2.42e-134
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   2 LVRKNPFHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLRI 81
Cdd:MTH00189   1 MHQAHPFHLVDPSPWPLTGAIAALLLTSGLAMWFHYNSFILLFLGLILLLLTMIQWWRDVVRESTFQGFHTPPVQKGLRY 80
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  82 GMMLFIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLM 161
Cdd:MTH00189  81 GMILFITSEVFFFLGFFWAFFHSSLAPTVELGMCWPPTGIEPLNPFEVPLLNTAVLLSSGVTVTWAHHSLMEGNRKEAIQ 160
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 162 GLVWTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWY 241
Cdd:MTH00189 161 ALTLTVILGVYFTLLQAMEYYEAPFTIADSVYGSTFFVATGFHGLHVIIGSTFLLVCLLRQIQGHFTSSHHFGFEAAAWY 240
                        250       260
                 ....*....|....*....|
gi 270267404 242 WHFVDVVWIFLYVSIYWWGS 261
Cdd:MTH00189 241 WHFVDVVWLFLYVSIYWWGS 260
 
Name Accession Description Interval E-value
COX3 MTH00189
cytochrome c oxidase subunit III; Provisional
2-261 2.42e-134

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 177238  Cd Length: 260  Bit Score: 379.32  E-value: 2.42e-134
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   2 LVRKNPFHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLRI 81
Cdd:MTH00189   1 MHQAHPFHLVDPSPWPLTGAIAALLLTSGLAMWFHYNSFILLFLGLILLLLTMIQWWRDVVRESTFQGFHTPPVQKGLRY 80
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  82 GMMLFIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLM 161
Cdd:MTH00189  81 GMILFITSEVFFFLGFFWAFFHSSLAPTVELGMCWPPTGIEPLNPFEVPLLNTAVLLSSGVTVTWAHHSLMEGNRKEAIQ 160
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 162 GLVWTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWY 241
Cdd:MTH00189 161 ALTLTVILGVYFTLLQAMEYYEAPFTIADSVYGSTFFVATGFHGLHVIIGSTFLLVCLLRQIQGHFTSSHHFGFEAAAWY 240
                        250       260
                 ....*....|....*....|
gi 270267404 242 WHFVDVVWIFLYVSIYWWGS 261
Cdd:MTH00189 241 WHFVDVVWLFLYVSIYWWGS 260
Cyt_c_Oxidase_III cd01665
Cytochrome c oxidase subunit III. Cytochrome c oxidase (CcO), the terminal oxidase in the ...
18-259 3.43e-101

Cytochrome c oxidase subunit III. Cytochrome c oxidase (CcO), the terminal oxidase in the respiratory chains of eukaryotes and most bacteria, is a multi-chain transmembrane protein located in the inner membrane of mitochondria and the cell membrane of prokaryotes. CcO catalyzes the reduction of O2 and simultaneously pumps protons across the membrane. The number of subunits varies from three to five in bacteria and up to 13 in mammalian mitochondria. Only subunits I and II are essential for function, but subunit III, which is also conserved, is believed to play a role in assembly of the multimer complex. Rhodobacter CcO subunit III stabilizes the integrity of the binuclear center in subunit I. Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunit III contains bound phospholipids in several crystal structures and is proposed to contain a "lipid pool." These phospholipids are believed to intrinsic constituents similar to cofactors of the enzyme.


Pssm-ID: 238834  Cd Length: 243  Bit Score: 294.81  E-value: 3.43e-101
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  18 IVAGGVALLLTMGLVLWMHSKT-FVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLRIGMMLFIVSEVFFFLG 96
Cdd:cd01665    1 ILGSFGLLLLALGLVLWMHGYGgPLLLFLGLILLILTMFLWWRDVIRESTFGGHHTKKVQKGLRLGMILFILSEVMFFFS 80
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  97 FFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLVWTLALGFFFTLL 176
Cdd:cd01665   81 FFWAFFHSSLSPSVELGGTWPPVGIEPLNPFGIPLLNTIILLSSGATVTWAHHALLLGNRKKAILGLILTILLGVYFTGL 160
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 177 QLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHFVDVVWIFLYVSI 256
Cdd:cd01665  161 QAYEYYEASFTISDSVYGSTFFMLTGFHGLHVIIGTIFLTVCLIRLLKGHFSSNHHLGFEAAIWYWHFVDVVWLFLFVFV 240

                 ...
gi 270267404 257 YWW 259
Cdd:cd01665  241 YWW 243
COX3 pfam00510
Cytochrome c oxidase subunit III;
7-261 1.15e-100

Cytochrome c oxidase subunit III;


Pssm-ID: 395410  Cd Length: 258  Bit Score: 293.93  E-value: 1.15e-100
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404    7 PFHLVDSSPWPIVAGGVALLLTMGLVLWMH--SKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLRIGMM 84
Cdd:pfam00510   2 PFHMVSPSPWPLFGSFALLLLTSGLVLWFHgySGNMTLFIIALFSLLLTMYLWFRDIIREGTFLGDHTFAVQKGLNLGMI 81
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   85 LFIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLV 164
Cdd:pfam00510  82 LFIISEVFFFLGIFWAFFHSALSPTVELGAQWPPVGIHPVNPFEVPLLNTIILLSSGVTVTYAHHSLIEGNRKQALQGLI 161
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  165 WTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHF 244
Cdd:pfam00510 162 LTILLAVYFTGLQAMEYTEASFTISDGVYGSTFYFATGFHGLHVIIGTAFLAVCFLRLLKYHLTDNHHFGFEAAILYWHF 241
                         250
                  ....*....|....*..
gi 270267404  245 VDVVWIFLYVSIYWWGS 261
Cdd:pfam00510 242 VDVVWLFLYVSVYWWGS 258
CyoC COG1845
Heme/copper-type cytochrome/quinol oxidase, subunit 3 [Energy production and conversion];
71-259 1.21e-41

Heme/copper-type cytochrome/quinol oxidase, subunit 3 [Energy production and conversion];


Pssm-ID: 441450  Cd Length: 192  Bit Score: 141.14  E-value: 1.21e-41
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  71 HGVMVQKGLRIGMMLFIVSEVFFFLGFFwaffhSSLSVLADISEEWPPvGLEPMDPmGVPLLNTVVLLSSGVTVTYCHYS 150
Cdd:COG1845    8 HAPERRSPGKLGMWLFLASEVMLFAALF-----AAYFVLRASAPDWPA-GAELLDL-PLPLINTLLLLLSSFTVALAVRA 80
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 151 VLTDSFGGGLMGLVWTLALGFFFTLLQLLEY---VESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHF 227
Cdd:COG1845   81 ARRGDRKGLRLWLLLTLLLGLAFLGLQAYEYshlIAEGLTPTSNAFGSFFFLLTGFHGLHVIIGLIWLLVVLVRALRGGF 160
                        170       180       190
                 ....*....|....*....|....*....|..
gi 270267404 228 SSTQHVGLECAIWYWHFVDVVWIFLYVSIYWW 259
Cdd:COG1845  161 TPENHTGVEAAALYWHFVDVVWIFLFALVYLL 192
QoxC TIGR02897
cytochrome aa3 quinol oxidase, subunit III; This family (QoxC) encodes subunit III of the ...
131-262 2.88e-07

cytochrome aa3 quinol oxidase, subunit III; This family (QoxC) encodes subunit III of the aa3-type quinone oxidase, one of several bacterial terminal oxidases. This complex couples oxidation of reduced quinones with the reduction of molecular oxygen to water and the pumping of protons to form a proton gradient utilized for ATP production. aa3-type oxidases contain two heme a cofactors as well as copper atoms in the active site. [Energy metabolism, Electron transport]


Pssm-ID: 131943  Cd Length: 190  Bit Score: 49.47  E-value: 2.88e-07
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  131 LLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLVWTLALG---FFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFH 207
Cdd:TIGR02897  56 LIMTFLLLFSSFTCGIAIYEMRKENQKLMMFWMIITLLLGagfVGFEIYEFAHYASEGVTPQIGSYWSSFFVLLGTHGCH 135
                          90       100       110       120       130
                  ....*....|....*....|....*....|....*....|....*....|....*...
gi 270267404  208 VIVG---SLFLLVCLLRMGVGHFSSTQhvgLECAIWYWHFVDVVWIFLYVSIYWWGSV 262
Cdd:TIGR02897 136 VTLGivwAICLLIQIQRRGLTPYTAPK---VFIVSLYWHFLDVVWVFIFTAVYLIGMV 190
 
Name Accession Description Interval E-value
COX3 MTH00189
cytochrome c oxidase subunit III; Provisional
2-261 2.42e-134

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 177238  Cd Length: 260  Bit Score: 379.32  E-value: 2.42e-134
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   2 LVRKNPFHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLRI 81
Cdd:MTH00189   1 MHQAHPFHLVDPSPWPLTGAIAALLLTSGLAMWFHYNSFILLFLGLILLLLTMIQWWRDVVRESTFQGFHTPPVQKGLRY 80
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  82 GMMLFIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLM 161
Cdd:MTH00189  81 GMILFITSEVFFFLGFFWAFFHSSLAPTVELGMCWPPTGIEPLNPFEVPLLNTAVLLSSGVTVTWAHHSLMEGNRKEAIQ 160
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 162 GLVWTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWY 241
Cdd:MTH00189 161 ALTLTVILGVYFTLLQAMEYYEAPFTIADSVYGSTFFVATGFHGLHVIIGSTFLLVCLLRQIQGHFTSSHHFGFEAAAWY 240
                        250       260
                 ....*....|....*....|
gi 270267404 242 WHFVDVVWIFLYVSIYWWGS 261
Cdd:MTH00189 241 WHFVDVVWLFLYVSIYWWGS 260
COX3 MTH00155
cytochrome c oxidase subunit III; Provisional
6-257 1.89e-110

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 214439  Cd Length: 255  Bit Score: 318.66  E-value: 1.89e-110
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   6 NPFHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLRIGMML 85
Cdd:MTH00155   4 HPFHLVDYSPWPLTGSIGAMTLTSGLIKWFHQFNMNLLILGLIITLLTMFQWWRDVIREGTFQGLHTKKVTKGLRWGMIL 83
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  86 FIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLVW 165
Cdd:MTH00155  84 FIVSEVFFFISFFWAFFHSSLSPNIELGMIWPPKGIIPFNPFQIPLLNTIILLSSGVTVTWAHHSLMENNYKQATQSLFF 163
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 166 TLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHFV 245
Cdd:MTH00155 164 TIILGIYFTMLQAYEYYEAPFTIADSVYGSTFFMATGFHGLHVIIGTTFLLVCLIRHLNNHFSSNHHFGFEAAAWYWHFV 243
                        250
                 ....*....|..
gi 270267404 246 DVVWIFLYVSIY 257
Cdd:MTH00155 244 DVVWLFLYISIY 255
COX3 MTH00118
cytochrome c oxidase subunit III; Provisional
7-261 1.46e-109

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 177179  Cd Length: 261  Bit Score: 316.51  E-value: 1.46e-109
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   7 PFHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLRIGMMLF 86
Cdd:MTH00118   7 PYHMVDPSPWPLTGAMAALLLTSGLAMWFHYNSTTLLKLGLLSMLLTMLQWWRDIVRESTFQGHHTPTVQKGLRYGMILF 86
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  87 IVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLVWT 166
Cdd:MTH00118  87 ITSEVFFFLGFFWAFYHSSLAPTPELGGQWPPTGIKPLNPFEVPLLNTAVLLASGVTVTWAHHSIMEGNRKQAIQALTLT 166
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 167 LALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHFVD 246
Cdd:MTH00118 167 ILLGLYFTALQAMEYYEAPFTISDSVYGSTFFVATGFHGLHVIIGSTFLIVCLLRLIKFHFTTNHHFGFEAAAWYWHFVD 246
                        250
                 ....*....|....*
gi 270267404 247 VVWIFLYVSIYWWGS 261
Cdd:MTH00118 247 VVWLFLYISIYWWGS 261
COX3 MTH00141
cytochrome c oxidase subunit III; Provisional
5-261 2.68e-109

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 177199  Cd Length: 259  Bit Score: 316.06  E-value: 2.68e-109
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   5 KNPFHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLRIGMM 84
Cdd:MTH00141   3 RNPFHLVEFSPWPLTGSIGALFLTVGLVSWFHGGSFLLLVLGLVLIVLTMFQWWRDIVRESTFQGFHTSKVQRGLRWGFI 82
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  85 LFIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLV 164
Cdd:MTH00141  83 LFIVSEVCFFFAFFWAYFHSSLAPSVEIGCCWPPVGIEPLNPFQVPLLNTAVLLASGVTVTWAHHSLMEGDYKSALQGLG 162
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 165 WTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHF 244
Cdd:MTH00141 163 LTIILGVYFTFLQAGEYYEASFSIADGVYGSTFFVLTGFHGLHVIIGTTFLLVCLVRLLLGHFSTNHHFGFEAAAWYWHF 242
                        250
                 ....*....|....*..
gi 270267404 245 VDVVWIFLYVSIYWWGS 261
Cdd:MTH00141 243 VDVVWLFLYLSIYWWGS 259
COX3 MTH00039
cytochrome c oxidase subunit III; Validated
5-261 3.88e-104

cytochrome c oxidase subunit III; Validated


Pssm-ID: 177114  Cd Length: 260  Bit Score: 302.80  E-value: 3.88e-104
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   5 KNPFHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLRIGMM 84
Cdd:MTH00039   4 QHPYHLVDQSPWPLTAAIGALIMTSGLVLWFHGDSILLLLLGLLLLILTSINWWRDVIREATFQGMHTLIVINGLRYGMI 83
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  85 LFIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLV 164
Cdd:MTH00039  84 LFITSEVCFFFAFFWAFFHSSLAPTVEIGVSWPPTGINPINPFLVPLLNTAVLLSSGVTITWSHHSILEGNRTEAIQALF 163
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 165 WTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHF 244
Cdd:MTH00039 164 LTVLLGLYFTALQAWEYYDAPFTIADSVYGSTFFVATGFHGLHVIIGTTFLAVCLFRLINHHFSNNHHFGFEAAAWYWHF 243
                        250
                 ....*....|....*..
gi 270267404 245 VDVVWIFLYVSIYWWGS 261
Cdd:MTH00039 244 VDVVWLFLYVCIYWWGS 260
Cyt_c_Oxidase_III cd01665
Cytochrome c oxidase subunit III. Cytochrome c oxidase (CcO), the terminal oxidase in the ...
18-259 3.43e-101

Cytochrome c oxidase subunit III. Cytochrome c oxidase (CcO), the terminal oxidase in the respiratory chains of eukaryotes and most bacteria, is a multi-chain transmembrane protein located in the inner membrane of mitochondria and the cell membrane of prokaryotes. CcO catalyzes the reduction of O2 and simultaneously pumps protons across the membrane. The number of subunits varies from three to five in bacteria and up to 13 in mammalian mitochondria. Only subunits I and II are essential for function, but subunit III, which is also conserved, is believed to play a role in assembly of the multimer complex. Rhodobacter CcO subunit III stabilizes the integrity of the binuclear center in subunit I. Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunit III contains bound phospholipids in several crystal structures and is proposed to contain a "lipid pool." These phospholipids are believed to intrinsic constituents similar to cofactors of the enzyme.


Pssm-ID: 238834  Cd Length: 243  Bit Score: 294.81  E-value: 3.43e-101
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  18 IVAGGVALLLTMGLVLWMHSKT-FVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLRIGMMLFIVSEVFFFLG 96
Cdd:cd01665    1 ILGSFGLLLLALGLVLWMHGYGgPLLLFLGLILLILTMFLWWRDVIRESTFGGHHTKKVQKGLRLGMILFILSEVMFFFS 80
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  97 FFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLVWTLALGFFFTLL 176
Cdd:cd01665   81 FFWAFFHSSLSPSVELGGTWPPVGIEPLNPFGIPLLNTIILLSSGATVTWAHHALLLGNRKKAILGLILTILLGVYFTGL 160
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 177 QLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHFVDVVWIFLYVSI 256
Cdd:cd01665  161 QAYEYYEASFTISDSVYGSTFFMLTGFHGLHVIIGTIFLTVCLIRLLKGHFSSNHHLGFEAAIWYWHFVDVVWLFLFVFV 240

                 ...
gi 270267404 257 YWW 259
Cdd:cd01665  241 YWW 243
COX3 pfam00510
Cytochrome c oxidase subunit III;
7-261 1.15e-100

Cytochrome c oxidase subunit III;


Pssm-ID: 395410  Cd Length: 258  Bit Score: 293.93  E-value: 1.15e-100
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404    7 PFHLVDSSPWPIVAGGVALLLTMGLVLWMH--SKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLRIGMM 84
Cdd:pfam00510   2 PFHMVSPSPWPLFGSFALLLLTSGLVLWFHgySGNMTLFIIALFSLLLTMYLWFRDIIREGTFLGDHTFAVQKGLNLGMI 81
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   85 LFIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLV 164
Cdd:pfam00510  82 LFIISEVFFFLGIFWAFFHSALSPTVELGAQWPPVGIHPVNPFEVPLLNTIILLSSGVTVTYAHHSLIEGNRKQALQGLI 161
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  165 WTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHF 244
Cdd:pfam00510 162 LTILLAVYFTGLQAMEYTEASFTISDGVYGSTFYFATGFHGLHVIIGTAFLAVCFLRLLKYHLTDNHHFGFEAAILYWHF 241
                         250
                  ....*....|....*..
gi 270267404  245 VDVVWIFLYVSIYWWGS 261
Cdd:pfam00510 242 VDVVWLFLYVSVYWWGS 258
COX3 MTH00130
cytochrome c oxidase subunit III; Provisional
1-261 7.26e-98

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 177188  Cd Length: 261  Bit Score: 287.04  E-value: 7.26e-98
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   1 MLVRKNPFHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLR 80
Cdd:MTH00130   1 MAHQAHAYHMVDPSPWPLTGAVAALLMTSGLAIWFHFHSTTLMTLGLILLLLTMYQWWRDIVREGTFQGHHTPPVQKGLR 80
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  81 IGMMLFIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGL 160
Cdd:MTH00130  81 YGMILFITSEVFFFLGFFWAFYHSSLAPTPELGGCWPPTGITTLDPFEVPLLNTAVLLASGVTVTWAHHSIMEGERKQAI 160
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 161 MGLVWTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIW 240
Cdd:MTH00130 161 QSLTLTILLGFYFTFLQAMEYYEAPFTIADGVYGSTFFVATGFHGLHVIIGSTFLAVCLLRQIQYHFTSEHHFGFEAAAW 240
                        250       260
                 ....*....|....*....|.
gi 270267404 241 YWHFVDVVWIFLYVSIYWWGS 261
Cdd:MTH00130 241 YWHFVDVVWLFLYISIYWWGS 261
COX3 MTH00219
cytochrome c oxidase subunit III; Provisional
1-261 1.93e-97

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 214464  Cd Length: 262  Bit Score: 285.91  E-value: 1.93e-97
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   1 MLVRKNPFHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLR 80
Cdd:MTH00219   2 MFFQTNPYHLVDYSPWPLTGSLGALMLTSGLVAWFHHYNLDLLILGLLIIVLTMIQWWRDVIRESTFMGLHTSKVSTGLR 81
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  81 IGMMLFIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGL 160
Cdd:MTH00219  82 IGMILFIVSEILFFFAFFWAFFHSSLAPTIELGSCWPPTGINPLNPFQVPLLNTAVLLASGVTVTWAHHSLMESNHKEAQ 161
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 161 MGLVWTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIW 240
Cdd:MTH00219 162 QGLLFTILLGLYFTMLQGMEYLEASFSISDSVYGTTFFVATGFHGLHVIIGTIFLFVCFMRGLMLHFSKNHHFGFEAAAW 241
                        250       260
                 ....*....|....*....|.
gi 270267404 241 YWHFVDVVWIFLYVSIYWWGS 261
Cdd:MTH00219 242 YWHFVDVVWLFLYVSIYWWGS 262
COX3 MTH00075
cytochrome c oxidase subunit III; Provisional
8-261 3.11e-97

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 177146  Cd Length: 261  Bit Score: 285.49  E-value: 3.11e-97
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   8 FHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLRIGMMLFI 87
Cdd:MTH00075   8 FHMVDPSPWPLTGAIAALLLTSGLAMWFHFGSMIIMLLGLIIMLLTMFQWWRDIVREGTFQGHHTPPVQKGLRYGMILFI 87
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  88 VSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLVWTL 167
Cdd:MTH00075  88 TSEVFFFLGFFWAFYNSSLAPTPELGECWPPTGITPLDPFEVPLLNTAVLLASGVTVTWAHHSIMQGNRKEAIQSLALTI 167
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 168 ALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHFVDV 247
Cdd:MTH00075 168 ILGLYFTLLQAMEYYEAPFTIADGVYGSTFFVATGFHGLHVIIGSLFLLVCLLRQINFHFTSQHHFGFEAAAWYWHFVDV 247
                        250
                 ....*....|....
gi 270267404 248 VWIFLYVSIYWWGS 261
Cdd:MTH00075 248 VWLFLYVSIYWWGS 261
COX3 MTH00099
cytochrome c oxidase subunit III; Validated
1-261 2.01e-96

cytochrome c oxidase subunit III; Validated


Pssm-ID: 177161  Cd Length: 261  Bit Score: 283.54  E-value: 2.01e-96
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   1 MLVRKNPFHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLR 80
Cdd:MTH00099   1 MTHQTHAYHMVNPSPWPLTGALSALLMTSGLIMWFHFNSTTLLTLGLLTNMLTMYQWWRDIIRESTFQGHHTPIVQKGLR 80
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  81 IGMMLFIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGL 160
Cdd:MTH00099  81 YGMILFIISEVFFFAGFFWAFYHSSLAPTPELGGCWPPTGITPLNPLEVPLLNTSVLLASGVSITWAHHSLMEGNRKHML 160
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 161 MGLVWTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIW 240
Cdd:MTH00099 161 QALFITILLGLYFTLLQASEYYEAPFTISDGIYGSTFFMATGFHGLHVIIGSTFLIVCFLRQLKFHFTSNHHFGFEAAAW 240
                        250       260
                 ....*....|....*....|.
gi 270267404 241 YWHFVDVVWIFLYVSIYWWGS 261
Cdd:MTH00099 241 YWHFVDVVWLFLYVSIYWWGS 261
COX3 MTH00024
cytochrome c oxidase subunit III; Validated
1-261 2.10e-91

cytochrome c oxidase subunit III; Validated


Pssm-ID: 214403  Cd Length: 261  Bit Score: 270.47  E-value: 2.10e-91
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   1 MLVRKNPFHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLR 80
Cdd:MTH00024   1 MSKLYHPYHLVEPSPWPFLGAGGAFFITVGSVVYFHYGFSFILYLGLLVIVGVMFVWWQDVIRESTFQGHHSLIVKQGLK 80
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  81 IGMMLFIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGL 160
Cdd:MTH00024  81 YGMLLFILSEVLFFFSFFWAFFHSSLAPAVELGVVWPPQGINPLNPFSVPLLNTAVLLSSGATVTWAHHAIISGKRKEAI 160
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 161 MGLVWTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIW 240
Cdd:MTH00024 161 LGLFLTVFLGVLFTGLQAIEYYEAPFAISDSVYGSTFFVATGFHGLHVIIGTTFLFVCLLRLLSNQFTRRQHVGFEAASW 240
                        250       260
                 ....*....|....*....|.
gi 270267404 241 YWHFVDVVWIFLYVSIYWWGS 261
Cdd:MTH00024 241 YWHFVDVVWLFLYLCIYWWGS 261
COX3 MTH00052
cytochrome c oxidase subunit III; Provisional
7-261 2.61e-86

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 164623  Cd Length: 262  Bit Score: 257.80  E-value: 2.61e-86
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   7 PFHLVDSSPWPIVAGGVALLLTMGLVLWMH-SKTFVFVGGSFFLMVFLVYsWWRDVVREGSYLGFHGVMVQKGLRIGMML 85
Cdd:MTH00052   8 PYHLVDPSPWPYIGGCGALFTTVGGVMYFHySQSWVLILGLITIIFTMVV-WWRDVIRESTYQGHHTLIVKQGLKYGMIL 86
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  86 FIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLVW 165
Cdd:MTH00052  87 FIVSEVCLFFSFFWAFFHSSLAPTIEIGAVWPPRGVDPLNPFSVPLLNTAVLLSSGATVTWAHHGIISGKRKEAIIGLAL 166
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 166 TLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHFV 245
Cdd:MTH00052 167 TVALGLLFTGLQAMEYYEAPFTISDSVYGSTFFVTTGAHGGHVLIGSSFLLVCLFRLINHQFTRHHHFGFEAAAWYWHFV 246
                        250
                 ....*....|....*.
gi 270267404 246 DVVWIFLYVSIYWWGS 261
Cdd:MTH00052 247 DVVWLFLFIFMYWWGS 262
COX3 MTH00009
cytochrome c oxidase subunit III; Validated
5-261 2.64e-86

cytochrome c oxidase subunit III; Validated


Pssm-ID: 177101  Cd Length: 259  Bit Score: 257.46  E-value: 2.64e-86
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   5 KNPFHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLRIGMM 84
Cdd:MTH00009   3 RQPFHLVEYSPWPLTGSIGAFTLTVGLASWFHGYGTLCLILGLIIIILTMIQWWRDVIREGTYMGHHTSYVTKGLRWGMI 82
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  85 LFIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLV 164
Cdd:MTH00009  83 LFIASEVMFFFAFFWAFFHSSLAPTPELGCSWPPTGIEPLNPFSVPLLNTAVLLASGVTVTWAHHSLIEGDRPEATQALI 162
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 165 WTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHF 244
Cdd:MTH00009 163 LTVLLGAYFTFLQAGEYIEAPFTIADSVYGSTFFVATGFHGLHVLIGSSFLFVCLLRTWSHHFSTGHHFGFEAAAWYWHF 242
                        250
                 ....*....|....*..
gi 270267404 245 VDVVWIFLYVSIYWWGS 261
Cdd:MTH00009 243 VDVVWIFLYLCIYWWGS 259
COX3 MTH00028
cytochrome c oxidase subunit III; Provisional
6-261 5.72e-82

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 214406  Cd Length: 297  Bit Score: 248.06  E-value: 5.72e-82
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   6 NPFHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGSYLGFHGVMVQKGLRIGMML 85
Cdd:MTH00028   6 HPYHLVDPSPWPFVGASGAFLFTSGAVILFHYSDYRLALTGLFLIIITASAWWRDVIREGTHQGHHTQIVVRGLKLGMLL 85
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  86 FIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVL------------- 152
Cdd:MTH00028  86 FILSEVCLFFAFFWAFFHSSLAPSVELGSVWPPKGIEALDPFAVPLLNTTILLSSGATVTWAHHAIIgtgnpaslekgtq 165
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 153 -----------------------TDSFGGGLMGLVWTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVI 209
Cdd:MTH00028 166 giegpnpsngappdpqkgptfllSDFRTNAVIGLLMTILLGIIFTGLQAFEYKEASFAISDSVYGSTFFMLTGTHGLHVL 245
                        250       260       270       280       290
                 ....*....|....*....|....*....|....*....|....*....|..
gi 270267404 210 VGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHFVDVVWIFLYVSIYWWGS 261
Cdd:MTH00028 246 VGTTFLIVCFIRLLSNQFTNSHHLGLEAAIWYWHFVDVVWLFLYVFVYWWGS 297
PLN02194 PLN02194
cytochrome-c oxidase
4-262 1.79e-68

cytochrome-c oxidase


Pssm-ID: 177845  Cd Length: 265  Bit Score: 212.60  E-value: 1.79e-68
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   4 RKNPFHLVDSSPWPIVAGGVALLLTMGLVLWMHSktfvFVGGSFFL---MVFLVYS---WWRDVVREGSYLGFHGVMVQK 77
Cdd:PLN02194   5 QRHSYHLVDPSPWPISGSLGALATTVGGVMYMHP----FQGGARLLslgLIFILYTmfvWWRDVLRESTLEGHHTKVVQL 80
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  78 GLRIGMMLFIVSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSFG 157
Cdd:PLN02194  81 GPRYGSILFIVSEVMFFFAFFWASSHSSLAPAVEIGGIWPPKGIEVLDPWEIPFLNTPILPSSGAAVTWAHHAILAGKEK 160
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 158 GGLMGLVWTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLEC 237
Cdd:PLN02194 161 RAVYALVATVLLALVFTGFQGMEYYQAPFTISDSIYGSTFFLATGFHGFHVIIGTLFLIICGIRQYLGHLTKEHHVGFEA 240
                        250       260
                 ....*....|....*....|....*
gi 270267404 238 AIWYWHFVDVVWIFLYVSIYWWGSV 262
Cdd:PLN02194 241 AAWYWHFVDVVWLFLFVSIYWWGGI 265
COX3 MTH00083
cytochrome c oxidase subunit III; Provisional
8-261 2.46e-61

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 177150  Cd Length: 256  Bit Score: 193.63  E-value: 2.46e-61
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404   8 FHLVDSSPWPIVAGGVALLLTMGLVLWMHSKTFVFVGGSFFLMVFLVYSWWRDVVREGsYLGFHGVMVQKGLRIGMMLFI 87
Cdd:MTH00083   5 FHILSLSSYPYMMFFSSLGLTSSLVVFFKYGLFYSFFFSLLYLLFISFLWGKDISMEG-LSGYHNFFVMDGFKFGMILFI 83
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  88 VSEVFFFLGFFWAFFHSSLSVLADISEEWPPVGLEPMDPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSfGGGLMGLVWTL 167
Cdd:MTH00083  84 FSEFMFFFSIFWTFFDAALVPVHELGGVWSPIGIHLVNYLGVPLLNTIILLSSGVSVTWSHHSLCLSN-KSCTNSLLLTC 162
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 168 ALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHFVDV 247
Cdd:MTH00083 163 FLGLYFTSFQLMEYKEASFSISDSIYGSIFYLGTGFHGIHVLCGGLFLLFNLLRLLKSHFNYNHHLGLEFAILYWHFVDV 242
                        250
                 ....*....|....
gi 270267404 248 VWIFLYVSIYWWGS 261
Cdd:MTH00083 243 VWLFLFVFVYWWSY 256
Heme_Cu_Oxidase_III_like cd00386
Heme-copper oxidase subunit III. Heme-copper oxidases are transmembrane protein complexes in ...
71-259 7.85e-53

Heme-copper oxidase subunit III. Heme-copper oxidases are transmembrane protein complexes in the respiratory chains of prokaryotes and mitochondria which couple the reduction of molecular oxygen to water to, proton pumping across the membrane. The heme-copper oxidase superfamily is diverse in terms of electron donors, subunit composition, and heme types. This superfamily includes cytochrome c and ubiquinol oxidases. Bacterial oxidases typically contain 3 or 4 subunits in contrast to the 13 subunit bovine cytochrome c oxidase (CcO). Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunits I, II and III of ubiquinol oxidase are homologous to the corresponding subunits in CcO. This group additionally contains proteins which are fusions between subunits I and III, such as Sulfolobus acidocaldarius SoxM, a subunit of the SoxM terminal oxidase complex. It also includes NorE which has been speculated to be a subunit of nitric oxide reductase. Some archaebacterial cytochrome oxidases lack subunit III. Although not required for catalytic activity, subunit III is believed to play a role in assembly of the multimer complex. Rhodobacter CcO subunit III stabilizes the integrity of the binuclear center in subunit I. It has been proposed that archaea acquired heme-copper oxidases through gene transfer from gram-positive bacteria.


Pssm-ID: 238227  Cd Length: 183  Bit Score: 169.69  E-value: 7.85e-53
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  71 HGVMVQKGLRIGMMLFIVSEVFFFLGFFWAFFHSSLSVLADISEewppvglePMDPMGVPLLNTVVLLSSGVTVTYCHYS 150
Cdd:cd00386    1 HTASVRSGGRLGMWLFILSEVMLFGSFFWAYFHSRLSPPVEFGA--------GLDPLDLPLLNTNTLLLSGSSVTWAHAS 72
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 151 VL--TDSFGGGLMGLVWTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHFS 228
Cdd:cd00386   73 LAarRGNRKKARLWLLLTILLGLAFLGLQAYEYSHLIFTISDSVFGSTFFLLTGFHGLHVIIGLIFLLVVLIRLRRGHFT 152
                        170       180       190
                 ....*....|....*....|....*....|.
gi 270267404 229 STQHVGLECAIWYWHFVDVVWIFLYVSIYWW 259
Cdd:cd00386  153 PRHHLGLEAAALYWHFVDVVWLFLFPLVYLW 183
CyoC COG1845
Heme/copper-type cytochrome/quinol oxidase, subunit 3 [Energy production and conversion];
71-259 1.21e-41

Heme/copper-type cytochrome/quinol oxidase, subunit 3 [Energy production and conversion];


Pssm-ID: 441450  Cd Length: 192  Bit Score: 141.14  E-value: 1.21e-41
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  71 HGVMVQKGLRIGMMLFIVSEVFFFLGFFwaffhSSLSVLADISEEWPPvGLEPMDPmGVPLLNTVVLLSSGVTVTYCHYS 150
Cdd:COG1845    8 HAPERRSPGKLGMWLFLASEVMLFAALF-----AAYFVLRASAPDWPA-GAELLDL-PLPLINTLLLLLSSFTVALAVRA 80
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 151 VLTDSFGGGLMGLVWTLALGFFFTLLQLLEY---VESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHF 227
Cdd:COG1845   81 ARRGDRKGLRLWLLLTLLLGLAFLGLQAYEYshlIAEGLTPTSNAFGSFFFLLTGFHGLHVIIGLIWLLVVLVRALRGGF 160
                        170       180       190
                 ....*....|....*....|....*....|..
gi 270267404 228 SSTQHVGLECAIWYWHFVDVVWIFLYVSIYWW 259
Cdd:COG1845  161 TPENHTGVEAAALYWHFVDVVWIFLFALVYLL 192
NorE_like cd02862
NorE_like subfamily of heme-copper oxidase subunit III. Heme-copper oxidases include ...
131-257 6.14e-19

NorE_like subfamily of heme-copper oxidase subunit III. Heme-copper oxidases include cytochrome c and ubiquinol oxidases. Alcaligenes faecalis norE is found in a gene cluster containing norCB. norCB encodes the cytochrome c and cytochrome b subunits of nitric oxide reductase (NOR). Based on this and on its similarity to subunit III of cytochrome c oxidase (CcO) and ubiquinol oxidase, NorE has been speculated to be a subunit of NOR.


Pssm-ID: 239213  Cd Length: 186  Bit Score: 81.90  E-value: 6.14e-19
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 131 LLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLVWTLALGFFFTLLQLLEYVESsFSIADSVYGSVFFMA----TGFHGF 206
Cdd:cd02862   55 ALNTLVLLTSSFTVALAVRAARAGRRRRARRWLAAAVLLGLVFLVIKYFEYAHK-IAAGIDPDAGLFFTLyfllTGFHLL 133
                         90       100       110       120       130
                 ....*....|....*....|....*....|....*....|....*....|.
gi 270267404 207 HVIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHFVDVVWIFLYVSIY 257
Cdd:cd02862  134 HVLIGLGILLWVAWRARRGRYSARDYEGVEAAALYWHMVDLVWIVLFPLLY 184
Heme_Cu_Oxidase_III_2 cd02865
Heme-copper oxidase subunit III subfamily. Heme-copper oxidases are transmembrane protein ...
71-259 1.39e-16

Heme-copper oxidase subunit III subfamily. Heme-copper oxidases are transmembrane protein complexes in the respiratory chains of prokaryotes and mitochondria which couple the reduction of molecular oxygen to water to, proton pumping across the membrane. The heme-copper oxidase superfamily is diverse in terms of electron donors, subunit composition, and heme types. This superfamily includes cytochrome c and ubiquinol oxidases. Bacterial oxidases typically contain 3 or 4 subunits in contrast to the 13 subunit bovine cytochrome c oxidase (CcO). Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunits I, II and III of ubiquinol oxidase are homologous to the corresponding subunits in CcO. Although not required for catalytic activity, subunit III is believed to play a role in assembly of the multimer complex. Rhodobacter CcO subunit III stabilizes the integrity of the binuclear center in subunit I. It has been proposed that Archaea acquired heme-copper oxidases through gene transfer from Gram-positive bacteria.


Pssm-ID: 239216  Cd Length: 184  Bit Score: 75.48  E-value: 1.39e-16
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  71 HGVMVQKGLRIGMMLFIVSEVFFFLGFFwaffhSSLSVLADISEEWPPvglEPMDPMGVPLLNTVVLLSSGVTVTYCHYS 150
Cdd:cd02865    1 YVAGARSPGWWGLWVFMAVEGTLFALLI-----SAYFMRMTSGDWQPG---APLPLPNLLSLNTAVLAASSVAMQWARRA 72
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 151 VLTDSFGGGLMGLVWTLALGFFFTLLQLLEY---VESSFSIADSVYGSVFFMATGFHGFHVIVGSLFLLVCLLRMGVGHF 227
Cdd:cd02865   73 ARRNRRVLARLGLALAGALALAFLAGQLLAWhalNDAGYGPTSNPAGSFFYLLTGLHGLHVIGGLVALAIVLAGLIRGHY 152
                        170       180       190
                 ....*....|....*....|....*....|..
gi 270267404 228 SSTQHVGLECAIWYWHFVDVVWIFLYVSIYWW 259
Cdd:cd02865  153 GPRRRLPVELCALYWHFLLLVWLVLLALLYGT 184
COX3 MTH00049
cytochrome c oxidase subunit III; Validated
125-257 5.54e-14

cytochrome c oxidase subunit III; Validated


Pssm-ID: 177124  Cd Length: 215  Bit Score: 68.79  E-value: 5.54e-14
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 125 DPMGVPLLNTVVLLSSGVTVTYCHYSVLTDSfggGLMGLVWTLALGFFFTLLQLLEYVESSFSIADSVYGSVFFMATGFH 204
Cdd:MTH00049  88 SSLEIPFVGCFLLLGSSITVTAYHHLLGWKY---CDLFLYLTILLGLLFVVLQVFEFEESGVNSLDSSYYASCFCTVGLH 164
                         90       100       110       120       130
                 ....*....|....*....|....*....|....*....|....*....|...
gi 270267404 205 GFHVIVGSlFLLVCLLRMGVghfSSTQHVGLECAIWYWHFVDVVWIFLYVSIY 257
Cdd:MTH00049 165 FSHVVLGV-VGLSTLLLVGS---SSFGVYRSTVLTWYWHFVDYIWLLVYLIVY 213
Ubiquinol_oxidase_III cd02863
Ubiquinol oxidase subunit III subfamily. Ubiquinol oxidase, the terminal oxidase in the ...
131-257 2.93e-13

Ubiquinol oxidase subunit III subfamily. Ubiquinol oxidase, the terminal oxidase in the respiratory chains of aerobic bacteria, is a multi-chain transmembrane protein located in the cell membrane. It catalyzes the reduction of O2 and simultaneously pumps protons across the membrane. Ubiquinol oxidases feature four subunits in contrast to the 13 subunit bovine cytochrome c oxidase (CcO). Subunits I, II, and III of bovine CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunits I, II and III of ubiquinol oxidase are homologous to the corresponding subunits in bovine CcO. Although not required for catalytic activity, subunit III appears to be involved in assembly of the multimer complex.


Pssm-ID: 239214  Cd Length: 186  Bit Score: 66.49  E-value: 2.93e-13
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 131 LLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLVWTLALGFFFTLLQLLE---YVESSFSIADSVYGSVFFMATGFHGFH 207
Cdd:cd02863   54 FIETFLLLLSSFTCGLAMIAMNKNNKKKVILWLIITFLLGLGFVGMEIYEfhhLIAEGAGPDRSAFLSAFFTLVGTHGLH 133
                         90       100       110       120       130
                 ....*....|....*....|....*....|....*....|....*....|
gi 270267404 208 VIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHFVDVVWIFLYVSIY 257
Cdd:cd02863  134 VTFGLIWILVMIIQLKKRGLTPDTARRLFCLSLFWHFLDIVWIFVFTVVY 183
Heme_Cu_Oxidase_III_1 cd02864
Heme-copper oxidase subunit III subfamily. Heme-copper oxidases are transmembrane protein ...
129-259 1.51e-10

Heme-copper oxidase subunit III subfamily. Heme-copper oxidases are transmembrane protein complexes in the respiratory chains of prokaryotes and mitochondria which couple the reduction of molecular oxygen to water to, proton pumping across the membrane. The heme-copper oxidase superfamily is diverse in terms of electron donors, subunit composition, and heme types. This superfamily includes cytochrome c and ubiquinol oxidases. Bacterial oxidases typically contain 3 or 4 subunits in contrast to the 13 subunit bovine cytochrome c oxidase (CcO). Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunits I, II and III of ubiquinol oxidase are homologous to the corresponding subunits in CcO. Although not required for catalytic activity, subunit III is believed to play a role in assembly of the multimer complex. Rhodobacter CcO subunit III stabilizes the integrity of the binuclear center in subunit I. It has been proposed that Archaea acquired heme-copper oxidases through gene transfer from Gram-positive bacteria.


Pssm-ID: 239215  Cd Length: 202  Bit Score: 59.05  E-value: 1.51e-10
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 129 VPLLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMgLVWTLALGFFFTLLQLLEY----VESSFSIADSVYG-----SVFFM 199
Cdd:cd02864   63 IAIMTFILITSSGTMAMAVNFGYRGNRKAAARL-MLATALLGATFVGMQAFEWtkliVEEGVRPWGNPWGaaqfgASFFM 141
                         90       100       110       120       130       140
                 ....*....|....*....|....*....|....*....|....*....|....*....|.
gi 270267404 200 ATGFHGFHVIVGSLFLLVCLLRMGVGHFSST-QHVGLECAIWYWHFVDVVWIFLYVSIYWW 259
Cdd:cd02864  142 ITGFHGTHVTIGVIYLIIIARKVWRGKYQRIgRYEIVEIAGLYWHFVDLVWVFIFAFFYLW 202
QoxC TIGR02897
cytochrome aa3 quinol oxidase, subunit III; This family (QoxC) encodes subunit III of the ...
131-262 2.88e-07

cytochrome aa3 quinol oxidase, subunit III; This family (QoxC) encodes subunit III of the aa3-type quinone oxidase, one of several bacterial terminal oxidases. This complex couples oxidation of reduced quinones with the reduction of molecular oxygen to water and the pumping of protons to form a proton gradient utilized for ATP production. aa3-type oxidases contain two heme a cofactors as well as copper atoms in the active site. [Energy metabolism, Electron transport]


Pssm-ID: 131943  Cd Length: 190  Bit Score: 49.47  E-value: 2.88e-07
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  131 LLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLVWTLALG---FFFTLLQLLEYVESSFSIADSVYGSVFFMATGFHGFH 207
Cdd:TIGR02897  56 LIMTFLLLFSSFTCGIAIYEMRKENQKLMMFWMIITLLLGagfVGFEIYEFAHYASEGVTPQIGSYWSSFFVLLGTHGCH 135
                          90       100       110       120       130
                  ....*....|....*....|....*....|....*....|....*....|....*...
gi 270267404  208 VIVG---SLFLLVCLLRMGVGHFSSTQhvgLECAIWYWHFVDVVWIFLYVSIYWWGSV 262
Cdd:TIGR02897 136 VTLGivwAICLLIQIQRRGLTPYTAPK---VFIVSLYWHFLDVVWVFIFTAVYLIGMV 190
PRK10663 PRK10663
cytochrome o ubiquinol oxidase subunit III; Provisional
131-262 6.44e-07

cytochrome o ubiquinol oxidase subunit III; Provisional


Pssm-ID: 182628  Cd Length: 204  Bit Score: 48.62  E-value: 6.44e-07
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404 131 LLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLVWTLALGFFFTLLQLLEY---VESSFSIADSVYGSVFFMATGFHGFH 207
Cdd:PRK10663  70 LVETFLLLFSSITYGMAAIAMYKNNKSQVISWLALTFLFGAGFIGMEIYEFhhlIVEGMGPDRSGFLSAFFALVGTHGLH 149
                         90       100       110       120       130
                 ....*....|....*....|....*....|....*....|....*....|....*
gi 270267404 208 VIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHFVDVVWIFLYVSIYWWGSV 262
Cdd:PRK10663 150 VTSGLIWMAVLMVQVARRGLTSTNRTRIMCLSLFWHFLDVVWICVFTVVYLMGAM 204
CyoC TIGR02842
cytochrome o ubiquinol oxidase, subunit III; Cytochrome o terminal oxidase complex is the ...
131-262 1.32e-06

cytochrome o ubiquinol oxidase, subunit III; Cytochrome o terminal oxidase complex is the component of the aerobic respiratory chain which reacts with oxygen, reducing it to water with the concomitant transport of 4 protons across the membrane. Also known as the cytochrome bo complex, cytochrome o ubiquinol oxidase contains four subunits, two heme b cofactors and a copper atom which is believed to be the oxygen active site. This complex is structurally related to the cytochrome caa3 oxidases which utilize cytochrome c as the reductant and contain heme a cofactors, as well as the intermediate form aa3 oxidases which also react directly with quinones as the reductant. [Energy metabolism, Electron transport]


Pssm-ID: 131889  Cd Length: 180  Bit Score: 47.25  E-value: 1.32e-06
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 270267404  131 LLNTVVLLSSGVTVTYCHYSVLTDSFGGGLMGLVWTLALGFFFTLLQLLEYVE---SSFSIADSVYGSVFFMATGFHGFH 207
Cdd:TIGR02842  46 LVETFLLLLSSITFGFAMLAMNKKNKKMVILWLAITFLLGLGFIGMEIYEFYHliaEGNGPDRSAFLSAFFTLVGTHGLH 125
                          90       100       110       120       130
                  ....*....|....*....|....*....|....*....|....*....|....*
gi 270267404  208 VIVGSLFLLVCLLRMGVGHFSSTQHVGLECAIWYWHFVDVVWIFLYVSIYWWGSV 262
Cdd:TIGR02842 126 VTSGLIWIIVMIIQVYKYGLTKINRRRLACLSLFWHFLDIVWICVFTFVYLLGVL 180
 
Blast search parameters
Data Source: Precalculated data, version = cdd.v.3.21
Preset Options:Database: CDSEARCH/cdd   Low complexity filter: no  Composition Based Adjustment: yes   E-value threshold: 0.01

References:

  • Wang J et al. (2023), "The conserved domain database in 2023", Nucleic Acids Res.51(D)384-8.
  • Lu S et al. (2020), "The conserved domain database in 2020", Nucleic Acids Res.48(D)265-8.
  • Marchler-Bauer A et al. (2017), "CDD/SPARCLE: functional classification of proteins via subfamily domain architectures.", Nucleic Acids Res.45(D)200-3.
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