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Conserved domains on  [gi|557000651|ref|XP_006003057|]
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PREDICTED: sialidase-2 isoform X2 [Latimeria chalumnae]

Protein Classification

sialidase family protein( domain architecture ID 10202570)

sialidase (glycoside hydrolase 33) family protein such as non-viral exo-alpha-sialidase that catalyzes the removal of sialic acid (N-acetylneuraminic acid) moieties from glycoproteins, oligosaccharides and gangliosides

CATH:  2.120.10.10
CAZY:  GH33
EC:  3.2.1.-
PubMed:  7934919|8994884
SCOP:  3001607

Graphical summary

 Zoom to residue level

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List of domain hits

Name Accession Description Interval E-value
Sialidase_non-viral cd15482
Non-viral sialidases; Sialidases or neuraminidases function to bind and hydrolyze terminal ...
10-369 4.39e-72

Non-viral sialidases; Sialidases or neuraminidases function to bind and hydrolyze terminal sialic acid residues from various glycoconjugates, they play vital roles in pathogenesis, bacterial nutrition and cellular interactions. They have a six-bladed, beta-propeller fold with the non-viral sialidases containing 2-5 Asp-box motifs (most commonly Ser/Thr-X-Asp-[X]-Gly-X-Thr- Trp/Phe). This CD includes eubacterial and eukaryotic sialidases.


:

Pssm-ID: 271234 [Multi-domain]  Cd Length: 339  Bit Score: 228.49  E-value: 4.39e-72
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651  10 QPLFRKGE---KAYRIPALLYLSQSSeFLAFAEERADLVDEHAER--LVVSRGRfDNDRffaEWDSPERIASARLPDHRS 84
Cdd:cd15482    1 VLLFVPGDegsDSYRIPSLVTTPNGT-LLAFADGRYEGAGDLGGDidIVVRRST-DGGK---TWSEPVTVVDGGGSGGAS 75
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651  85 -MNPCPIYDRKTQTIFLFFIAVKGTTSEAQQInakRNATRLCYVTSMDMGKTWSSAMDLTEPAVGqtySKWATFAIGPGH 163
Cdd:cd15482   76 yGDPSLVVDPDTGRIFLFYTSGPGGGGEALTG---DGTVRVRLSTSDDDGKTWSEPRDLTPQVKP---SGWKFFFTGPGR 149
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651 164 GVQLQNSTesLVVPAYAYWihsaTERPKPKAFCFISHDHGKTWSIGHCIPNEY--AVECQMASIEvDGKqfLYCNARS-- 239
Cdd:cd15482  150 GIQLSDGR--LVFPAYARN----GGGGGDGAVVIYSDDGGKTWTRGGGVPSSGagGDEPSIVELS-DGR--LLMNARNsg 220
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651 240 -LGSRVQAVSHDGGGKFEKGHRASNLVEPphGCQGSIVGFPEPGpsqaaKTWMLFSHPTDE-NKRRDLGIYLnqSPRDHT 317
Cdd:cd15482  221 gGGGRAVAESTDGGETWSEPVPTPSLPDP--GCQGSLIRLPDGG-----RKVLLFSNPASPgKGRTNLTLRL--SDDGGK 291
                        330       340       350       360       370
                 ....*....|....*....|....*....|....*....|....*....|...
gi 557000651 318 SWTAPIIIHHGP-CAYSDLQYLGLNSegypaFACLFECGKQLEYEEIAFVLFT 369
Cdd:cd15482  292 TWPDVRVLEDGPgSGYSSLTQLPDGT-----IGLLYEEGRGGGYEGIKFARLT 339
 
Name Accession Description Interval E-value
Sialidase_non-viral cd15482
Non-viral sialidases; Sialidases or neuraminidases function to bind and hydrolyze terminal ...
10-369 4.39e-72

Non-viral sialidases; Sialidases or neuraminidases function to bind and hydrolyze terminal sialic acid residues from various glycoconjugates, they play vital roles in pathogenesis, bacterial nutrition and cellular interactions. They have a six-bladed, beta-propeller fold with the non-viral sialidases containing 2-5 Asp-box motifs (most commonly Ser/Thr-X-Asp-[X]-Gly-X-Thr- Trp/Phe). This CD includes eubacterial and eukaryotic sialidases.


Pssm-ID: 271234 [Multi-domain]  Cd Length: 339  Bit Score: 228.49  E-value: 4.39e-72
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651  10 QPLFRKGE---KAYRIPALLYLSQSSeFLAFAEERADLVDEHAER--LVVSRGRfDNDRffaEWDSPERIASARLPDHRS 84
Cdd:cd15482    1 VLLFVPGDegsDSYRIPSLVTTPNGT-LLAFADGRYEGAGDLGGDidIVVRRST-DGGK---TWSEPVTVVDGGGSGGAS 75
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651  85 -MNPCPIYDRKTQTIFLFFIAVKGTTSEAQQInakRNATRLCYVTSMDMGKTWSSAMDLTEPAVGqtySKWATFAIGPGH 163
Cdd:cd15482   76 yGDPSLVVDPDTGRIFLFYTSGPGGGGEALTG---DGTVRVRLSTSDDDGKTWSEPRDLTPQVKP---SGWKFFFTGPGR 149
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651 164 GVQLQNSTesLVVPAYAYWihsaTERPKPKAFCFISHDHGKTWSIGHCIPNEY--AVECQMASIEvDGKqfLYCNARS-- 239
Cdd:cd15482  150 GIQLSDGR--LVFPAYARN----GGGGGDGAVVIYSDDGGKTWTRGGGVPSSGagGDEPSIVELS-DGR--LLMNARNsg 220
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651 240 -LGSRVQAVSHDGGGKFEKGHRASNLVEPphGCQGSIVGFPEPGpsqaaKTWMLFSHPTDE-NKRRDLGIYLnqSPRDHT 317
Cdd:cd15482  221 gGGGRAVAESTDGGETWSEPVPTPSLPDP--GCQGSLIRLPDGG-----RKVLLFSNPASPgKGRTNLTLRL--SDDGGK 291
                        330       340       350       360       370
                 ....*....|....*....|....*....|....*....|....*....|...
gi 557000651 318 SWTAPIIIHHGP-CAYSDLQYLGLNSegypaFACLFECGKQLEYEEIAFVLFT 369
Cdd:cd15482  292 TWPDVRVLEDGPgSGYSSLTQLPDGT-----IGLLYEEGRGGGYEGIKFARLT 339
NanH COG4409
Neuraminidase (sialidase) NanH, contains C-terminal autotransporter domain [Carbohydrate ...
3-374 1.63e-63

Neuraminidase (sialidase) NanH, contains C-terminal autotransporter domain [Carbohydrate transport and metabolism, Cell wall/membrane/envelope biogenesis];


Pssm-ID: 443531 [Multi-domain]  Cd Length: 376  Bit Score: 207.48  E-value: 1.63e-63
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651   3 SVLHLQQQPLFRKGE---KAYRIPALLYLSqSSEFLAFAEER----ADL---VDehaerLVVSRgRFDNDRffaEWDSPE 72
Cdd:COG4409   17 AVAALTETAVFTSGDdgyASYRIPALVTTP-KGTLLAFADARyngsGDLpgdID-----IVMRR-STDGGK---TWSPPQ 86
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651  73 RIASARLPDHRS---MNPCPIYDRKTQTIFLFFIAVKGTTSEA----QQINAKRNATRLCYVTSMDMGKTWSSAMDLTeP 145
Cdd:COG4409   87 VILDYGEGGGLSagvGDPAPVVDRKTGRIFLLADWMPGNDGEGwsgsEPGTDPKGTRQLWVTYSDDDGKTWSEPRNIT-P 165
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651 146 AVGQtySKWATFAIGPGHGVQLQNSTES--LVVPAYaYWihsatERPKPKAFCFISHDHGKTWSIGHCIPNEYAV-ECQM 222
Cdd:COG4409  166 QVKD--PDWRFLATGPGHGIQLKNGEHKgrLVFPAY-YS-----DGGKPSAAVIYSDDHGKTWKLGESANDKANTnEAQV 237
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651 223 ASIEvDGKqfLYCNARSL---GSRVQAVSHDGGGKFEKGHRASNLVEPphGCQGSIVGFPEpgpsQAAKTWMLFSHPTDE 299
Cdd:COG4409  238 VELS-DGR--LMLNMRNQsggGKRAVATSKDGGETWSEVTFDPALPEP--VCQASIIRYDK----GDGKDVLLFSNPASP 308
                        330       340       350       360       370       380       390
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*
gi 557000651 300 NKRRDLGIYLNQSprDHTSWTAPIIIHHGPCAYSDLQYLglnSEGypAFACLFECGkqlEYEEIAFVLFTLKLLF 374
Cdd:COG4409  309 KGRKNGTVRLSYD--DGKTWPYSKVIEPGGSAYSCLTVL---DDG--TIGLLYERG---DAGNIVFARFPLDWLT 373
BNR_2 pfam13088
BNR repeat-like domain; This family of proteins contains BNR-like repeats suggesting these ...
34-335 4.50e-33

BNR repeat-like domain; This family of proteins contains BNR-like repeats suggesting these proteins may act as sialidases.


Pssm-ID: 463781 [Multi-domain]  Cd Length: 280  Bit Score: 124.74  E-value: 4.50e-33
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651   34 FLAFAEERADlvdEHAERLVVSRGRFDNDRffAEWDSPERIASAR---LPDHRSMNPCPIYDRkTQTIFLFF-IAVKGTT 109
Cdd:pfam13088   3 LLAAWFGGSR---EGAPDVSIWRSVFDPGS--NKWSAPQVVADGEqlgRYIRKLGNPVLFRDP-GGTLVLFYkVGVSPGG 76
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651  110 SEAQQINakrnatrlcYVTSMDMGKTWSSAMDLTEPavgqtyskWATFAIGPGHG--VQLQNSTesLVVPAYAyWIHSat 187
Cdd:pfam13088  77 WAGSKIY---------RITSSDNGRTWSAPRRLPPG--------PFLNISGPVKNkpVQLADGR--LLLPSYH-ELAG-- 134
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651  188 erpKPKAFCFISHDHGKTWSIGHcIPNEYAVECQMaSIEVDGKQFLYCNARS-LGSRVQAVSHDGGGKFEKGHrASNLVE 266
Cdd:pfam13088 135 ---KWAAHLELSDDGGVTWRKGR-PDNAISGELQP-SVLVLADGRLVMLFRSqEGAILASESTDGGLTWSPPE-PTNLPN 208
                         250       260       270       280       290       300       310
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|..
gi 557000651  267 PphgcQGSIVGFPEPGPSQaaktWMLFSHPTDENKRRDLGIYLnqSPRDHTSWTAPIIIHHGP---CAYSDL 335
Cdd:pfam13088 209 P----NSGIDAVNLPDGRL----LLVYNPPNAGKPRGPLALAL--SEDGGKSWEEVLTLEDGPgdeYSYPSL 270
 
Name Accession Description Interval E-value
Sialidase_non-viral cd15482
Non-viral sialidases; Sialidases or neuraminidases function to bind and hydrolyze terminal ...
10-369 4.39e-72

Non-viral sialidases; Sialidases or neuraminidases function to bind and hydrolyze terminal sialic acid residues from various glycoconjugates, they play vital roles in pathogenesis, bacterial nutrition and cellular interactions. They have a six-bladed, beta-propeller fold with the non-viral sialidases containing 2-5 Asp-box motifs (most commonly Ser/Thr-X-Asp-[X]-Gly-X-Thr- Trp/Phe). This CD includes eubacterial and eukaryotic sialidases.


Pssm-ID: 271234 [Multi-domain]  Cd Length: 339  Bit Score: 228.49  E-value: 4.39e-72
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651  10 QPLFRKGE---KAYRIPALLYLSQSSeFLAFAEERADLVDEHAER--LVVSRGRfDNDRffaEWDSPERIASARLPDHRS 84
Cdd:cd15482    1 VLLFVPGDegsDSYRIPSLVTTPNGT-LLAFADGRYEGAGDLGGDidIVVRRST-DGGK---TWSEPVTVVDGGGSGGAS 75
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651  85 -MNPCPIYDRKTQTIFLFFIAVKGTTSEAQQInakRNATRLCYVTSMDMGKTWSSAMDLTEPAVGqtySKWATFAIGPGH 163
Cdd:cd15482   76 yGDPSLVVDPDTGRIFLFYTSGPGGGGEALTG---DGTVRVRLSTSDDDGKTWSEPRDLTPQVKP---SGWKFFFTGPGR 149
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651 164 GVQLQNSTesLVVPAYAYWihsaTERPKPKAFCFISHDHGKTWSIGHCIPNEY--AVECQMASIEvDGKqfLYCNARS-- 239
Cdd:cd15482  150 GIQLSDGR--LVFPAYARN----GGGGGDGAVVIYSDDGGKTWTRGGGVPSSGagGDEPSIVELS-DGR--LLMNARNsg 220
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651 240 -LGSRVQAVSHDGGGKFEKGHRASNLVEPphGCQGSIVGFPEPGpsqaaKTWMLFSHPTDE-NKRRDLGIYLnqSPRDHT 317
Cdd:cd15482  221 gGGGRAVAESTDGGETWSEPVPTPSLPDP--GCQGSLIRLPDGG-----RKVLLFSNPASPgKGRTNLTLRL--SDDGGK 291
                        330       340       350       360       370
                 ....*....|....*....|....*....|....*....|....*....|...
gi 557000651 318 SWTAPIIIHHGP-CAYSDLQYLGLNSegypaFACLFECGKQLEYEEIAFVLFT 369
Cdd:cd15482  292 TWPDVRVLEDGPgSGYSSLTQLPDGT-----IGLLYEEGRGGGYEGIKFARLT 339
NanH COG4409
Neuraminidase (sialidase) NanH, contains C-terminal autotransporter domain [Carbohydrate ...
3-374 1.63e-63

Neuraminidase (sialidase) NanH, contains C-terminal autotransporter domain [Carbohydrate transport and metabolism, Cell wall/membrane/envelope biogenesis];


Pssm-ID: 443531 [Multi-domain]  Cd Length: 376  Bit Score: 207.48  E-value: 1.63e-63
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651   3 SVLHLQQQPLFRKGE---KAYRIPALLYLSqSSEFLAFAEER----ADL---VDehaerLVVSRgRFDNDRffaEWDSPE 72
Cdd:COG4409   17 AVAALTETAVFTSGDdgyASYRIPALVTTP-KGTLLAFADARyngsGDLpgdID-----IVMRR-STDGGK---TWSPPQ 86
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651  73 RIASARLPDHRS---MNPCPIYDRKTQTIFLFFIAVKGTTSEA----QQINAKRNATRLCYVTSMDMGKTWSSAMDLTeP 145
Cdd:COG4409   87 VILDYGEGGGLSagvGDPAPVVDRKTGRIFLLADWMPGNDGEGwsgsEPGTDPKGTRQLWVTYSDDDGKTWSEPRNIT-P 165
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651 146 AVGQtySKWATFAIGPGHGVQLQNSTES--LVVPAYaYWihsatERPKPKAFCFISHDHGKTWSIGHCIPNEYAV-ECQM 222
Cdd:COG4409  166 QVKD--PDWRFLATGPGHGIQLKNGEHKgrLVFPAY-YS-----DGGKPSAAVIYSDDHGKTWKLGESANDKANTnEAQV 237
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651 223 ASIEvDGKqfLYCNARSL---GSRVQAVSHDGGGKFEKGHRASNLVEPphGCQGSIVGFPEpgpsQAAKTWMLFSHPTDE 299
Cdd:COG4409  238 VELS-DGR--LMLNMRNQsggGKRAVATSKDGGETWSEVTFDPALPEP--VCQASIIRYDK----GDGKDVLLFSNPASP 308
                        330       340       350       360       370       380       390
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*
gi 557000651 300 NKRRDLGIYLNQSprDHTSWTAPIIIHHGPCAYSDLQYLglnSEGypAFACLFECGkqlEYEEIAFVLFTLKLLF 374
Cdd:COG4409  309 KGRKNGTVRLSYD--DGKTWPYSKVIEPGGSAYSCLTVL---DDG--TIGLLYERG---DAGNIVFARFPLDWLT 373
BNR_2 pfam13088
BNR repeat-like domain; This family of proteins contains BNR-like repeats suggesting these ...
34-335 4.50e-33

BNR repeat-like domain; This family of proteins contains BNR-like repeats suggesting these proteins may act as sialidases.


Pssm-ID: 463781 [Multi-domain]  Cd Length: 280  Bit Score: 124.74  E-value: 4.50e-33
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651   34 FLAFAEERADlvdEHAERLVVSRGRFDNDRffAEWDSPERIASAR---LPDHRSMNPCPIYDRkTQTIFLFF-IAVKGTT 109
Cdd:pfam13088   3 LLAAWFGGSR---EGAPDVSIWRSVFDPGS--NKWSAPQVVADGEqlgRYIRKLGNPVLFRDP-GGTLVLFYkVGVSPGG 76
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651  110 SEAQQINakrnatrlcYVTSMDMGKTWSSAMDLTEPavgqtyskWATFAIGPGHG--VQLQNSTesLVVPAYAyWIHSat 187
Cdd:pfam13088  77 WAGSKIY---------RITSSDNGRTWSAPRRLPPG--------PFLNISGPVKNkpVQLADGR--LLLPSYH-ELAG-- 134
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651  188 erpKPKAFCFISHDHGKTWSIGHcIPNEYAVECQMaSIEVDGKQFLYCNARS-LGSRVQAVSHDGGGKFEKGHrASNLVE 266
Cdd:pfam13088 135 ---KWAAHLELSDDGGVTWRKGR-PDNAISGELQP-SVLVLADGRLVMLFRSqEGAILASESTDGGLTWSPPE-PTNLPN 208
                         250       260       270       280       290       300       310
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|..
gi 557000651  267 PphgcQGSIVGFPEPGPSQaaktWMLFSHPTDENKRRDLGIYLnqSPRDHTSWTAPIIIHHGP---CAYSDL 335
Cdd:pfam13088 209 P----NSGIDAVNLPDGRL----LLVYNPPNAGKPRGPLALAL--SEDGGKSWEEVLTLEDGPgdeYSYPSL 270
COG4692 COG4692
Predicted neuraminidase (sialidase) [Carbohydrate transport and metabolism, Cell wall/membrane ...
52-252 1.52e-07

Predicted neuraminidase (sialidase) [Carbohydrate transport and metabolism, Cell wall/membrane/envelope biogenesis];


Pssm-ID: 443727 [Multi-domain]  Cd Length: 353  Bit Score: 52.62  E-value: 1.52e-07
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651  52 LVVSRGRFDNDRffaeWDSPERIASARL--PDHRSMNPCpIYDRKTQTIFLFFIAVKGTTSEAQqinakrnatRLCYVTS 129
Cdd:COG4692   72 IWVSRLDKGSGK----WSAPVRVATGEQddPRRPLWNPV-LFLAPDGRLWLFYKVPSPGGWWGS---------LIRVRTS 137
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 557000651 130 MDMGKTWSSAMDLTEPavgqtyskwATFAIGP--GHGVQLQNSTesLVVPAY----AYWihsaterpkpKAFCFISHDHG 203
Cdd:COG4692  138 TDGGKTWSPPERLPEG---------PFLIGGPvrNKPVVLSDGR--ILLPSYtesgGKW----------RSHVEISDDGG 196
                        170       180       190       200       210
                 ....*....|....*....|....*....|....*....|....*....|
gi 557000651 204 KTWSIgHCIPNEYAVEcQMASIEV-DGKQFLYCNARSLGSRVQAVSHDGG 252
Cdd:COG4692  197 KTWTK-SPIPKGFGAI-QPSILELkDGRLQALMRSRGAGRIYRSESTDGG 244
 
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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