| ID: 7084 | thymidine kinase 2 [Homo sapiens (human)] | Chromosome 16, NC_000016.10 (66508003..66550291, complement) | MTDPS2, MTTK, PEOB3, SCA31-EXT, TK2 | 188250 |
| ID: 57813 | thymidine kinase 2, mitochondrial [Mus musculus (house mouse)] | Chromosome 8, NC_000074.7 (104953323..104975224, complement) | mt-TK | |
| ID: 291824 | thymidine kinase 2 [Rattus norvegicus (Norway rat)] | Chromosome 19, NC_086037.1 (713043..737345) | | |
| ID: 437016 | thymidine kinase 2 [Danio rerio (zebrafish)] | Chromosome 7, NC_007118.7 (44599313..44605095, complement) | zgc:100948 | |
| ID: 615457 | thymidine kinase 2 [Bos taurus (cattle)] | Chromosome 18, NC_037345.1 (34198523..34273766, complement) | | |
| ID: 133230262 | thymidine kinase 2 [Bos javanicus (banteng)] | Chromosome 18, NC_083885.1 (34348108..34423156, complement) | | |
| ID: 102139352 | thymidine kinase 2 [Macaca fascicularis (crab-eating macaque)] | Chromosome 20, NC_052274.1 (53390804..53431166, complement) | Mt-TK | |
| ID: 22921758 | TK2 [Tipula oleracea nudivirus] | NC_026242.1 (43293..44507, complement) | TONV_044 | |
| ID: 549642 | thymidine kinase 2, mitochondrial [Xenopus tropicalis (tropical clawed frog)] | Chromosome 4, NC_030680.2 (57895444..57908745, complement) | | |
| ID: 454144 | thymidine kinase 2 [Pan troglodytes (chimpanzee)] | Chromosome 18, NC_072416.2 (64540490..64595255, complement) | CK820_G0016477 | |
| ID: 427551 | thymidine kinase 2 [Gallus gallus (chicken)] | Chromosome 11, NC_052542.1 (11088240..11100186) | | |
| ID: 693544 | thymidine kinase 2 [Macaca mulatta (Rhesus monkey)] | Chromosome 20, NC_041773.1 (53675778..53727558, complement) | | |
| ID: 611387 | thymidine kinase 2 [Canis lupus familiaris (dog)] | Chromosome 5, NC_051809.1 (83166221..83194864) | | |
| ID: 100627619 | thymidine kinase 2 [Sus scrofa (pig)] | Chromosome 6, NC_010448.4 (27226421..27255645, complement) | | |
| ID: 100065312 | thymidine kinase 2 [Equus caballus (horse)] | Chromosome 3, NC_009146.3 (17812993..17850536, complement) | | |
| ID: 101085008 | thymidine kinase 2 [Felis catus (domestic cat)] | Chromosome E2, NC_058382.1 (42181433..42215992, complement) | | |
| ID: 135279573 | thymidine kinase 2 [Passer domesticus (House sparrow)] | Chromosome 12, NC_087485.1 (19762061..19777692) | | |
| ID: 135241864 | thymidine kinase 2 [Anguilla rostrata (American eel)] | Chromosome 16, NC_057948.1 (21906181..21911369, complement) | | |
| ID: 101679715 | thymidine kinase 2 [Mustela putorius furo (domestic ferret)] | NW_025421304.1 (25637086..25674930, complement) | | |
| ID: 100190255 | thymidine kinase 2 [Taeniopygia guttata (zebra finch)] | Chromosome 11, NC_044223.2 (19833363..19844835) | | |