| ID: 9076 | claudin 1 [Homo sapiens (human)] | Chromosome 3, NC_000003.12 (190305707..190322446, complement) | CLD1, ILVASC, SEMP1 | 603718 |
| ID: 12737 | claudin 1 [Mus musculus (house mouse)] | Chromosome 16, NC_000082.7 (26175395..26190589, complement) | | |
| ID: 65129 | claudin 1 [Rattus norvegicus (Norway rat)] | Chromosome 11, NC_086029.1 (87926376..87941533) | | |
| ID: 608207 | claudin 1 [Canis lupus familiaris (dog)] | Chromosome 34, NC_051838.1 (22237734..22253834, complement) | | |
| ID: 424910 | claudin 1 [Gallus gallus (chicken)] | Chromosome 9, NC_052540.1 (13639349..13649851) | | |
| ID: 414922 | claudin 1 [Bos taurus (cattle)] | Chromosome 1, NC_037328.1 (76973824..76989404) | | |
| ID: 704330 | claudin 1 [Macaca mulatta (Rhesus monkey)] | Chromosome 2, NC_041755.1 (7536511..7551873) | EGK_12212, claudin-1 | |
| ID: 101094619 | claudin 1 [Felis catus (domestic cat)] | Chromosome C2, NC_058376.1 (77623865..77640262) | | |
| ID: 548421 | claudin 1 [Xenopus tropicalis (tropical clawed frog)] | Chromosome 5, NC_030681.2 (104239965..104251374, complement) | claudin-1, cld1, ilvasc, semp1 | |
| ID: 460934 | claudin 1 [Pan troglodytes (chimpanzee)] | Chromosome 2, NC_086015.1 (193473598..193490332, complement) | CK820_G0023485 | |
| ID: 102488870 | claudin 1 [Tupaia chinensis (Chinese tree shrew)] | NW_006160028.1 (1657629..1672681) | TREES_T100021757, Claudin-1 | |
| ID: 100625166 | claudin 1 [Sus scrofa (pig)] | Chromosome 13, NC_010455.5 (127714857..127730628, complement) | claudin1 | |
| ID: 780473 | claudin 1 [Ovis aries (sheep)] | Chromosome 1, NC_056054.1 (197852420..197867634) | | |
| ID: 103295163 | claudin 1 [Eptesicus fuscus (big brown bat)] | Chromosome 3, NC_072475.1 (48310901..48326878, complement) | | |
| ID: 114697096 | claudin 1 [Peromyscus leucopus (white-footed mouse)] | Chromosome 12, NC_051073.1 (69273151..69289498) | | |
| ID: 102422744 | claudin 1 [Myotis lucifugus (little brown bat)] | NW_005871062.1 (4997456..5013593) | | |
| ID: 101682168 | claudin 1 [Mustela putorius furo (domestic ferret)] | NW_025421987.1 (90437911..90454002, complement) | Claudin-1 | |
| ID: 102097493 | claudin 1 [Columba livia (rock pigeon)] | NW_004973886.1 (847624..859455) | Claudin-1 | |
| ID: 102940219 | claudin 1 [Chelonia mydas (Green sea turtle)] | Chromosome 9, NC_057855.1 (3673425..3694565) | UY3_05168, Claudin-1 | |
| ID: 102890626 | claudin 1 [Pteropus alecto (black flying fox)] | NW_006494611.1 (7544287..7559203, complement) | PAL_GLEAN10018241, Claudin-1 | |