| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| Q6TC50 | Sex-determining region Y protein; Testis-determining factor; | SRY; TDF; | NP_001009240.1; | 234 | cat |
| A0M8T1 | Suppressor of tumorigenicity 7 protein; | ST7; | XP_006929367.1; | 585 | cat |
| A0M8S5 | Testin; | TES; | NP_001162169.1; | 421 | cat |
| B4X8D9 | Trefoil factor 3; Intestinal trefoil factor; | TFF3; ITF; | NP_001123862.1; | 80 | cat |
| Q9MYZ3 | Transferrin receptor protein 1; TR; TfR; TfR1; Trfr; CD antigen CD71; | TFRC; | NP_001009312.1; | 769 | cat |
| P58727 | Toll-like receptor 4; CD antigen CD284; | TLR4; | NP_001009223.1; | 833 | cat |
| Q5I2M7 | Toll-like receptor 9; CD antigen CD289; | TLR9; | NP_001009285.1; | 1031 | cat |
| P19101 | Tumor necrosis factor; Cachectin; TNF-alpha; Tumor necrosis factor ligand superfamily member 2; TNF-a; [Cleaved into: Tumor necrosis factor, membrane form (N-terminal fragment) (NTF); Intracellular domain 1 (ICD1); Intracellular domain 2 (ICD2); C-domain 癷?癸 | TNF; TNFA TNFSF2; | NP_001009835.1; | 233 | cat |
| Q861W5 | Tumor necrosis factor ligand superfamily member 6; Fas antigen ligand; Fas ligand; FasL; CD antigen CD178; [Cleaved into: Tumor necrosis factor ligand superfamily member 6, membrane form; Tumor necrosis factor ligand superfamily member 6, soluble form (Re癷?癸 | FASLG; FASL TNFSF6; | NP_001009352.1; | 280 | cat |
| Q863B6 | Troponin I, cardiac muscle; Cardiac troponin I; | TNNI3; | NP_001009237.1; | 210 | cat |
| Q6EIC1 | Thiopurine S-methyltransferase; EC 2.1.1.67; Thiopurine methyltransferase; | TPMT; | NP_001009836.1; | 245 | cat |
| P81071 | Trypsin; EC 3.4.21.4; Fragment; | NULL | NULL | 16 | cat |
| Q49KI5 | Taste receptor type 1 member 3; Taste receptor T1R3; | TAS1R3; T1R3; | NP_001108019.1; | 865 | cat |
| Q52R90 | Thyrotropin subunit beta; Thyroid-stimulating hormone subunit beta; TSH-B; TSH-beta; Thyrotropin beta chain; | TSHB; | NP_001041480.1; | 138 | cat |
| Q9BGN4 | Thyrotropin receptor; Thyroid-stimulating hormone receptor; TSH-R; | TSHR; | NP_001009288.1; | 763 | cat |
| P55033 | Tyrosinase; EC 1.14.18.1; Monophenol monooxygenase; Fragment; | TYR; | NULL | 80 | cat |
| A0M8T2 | Protein Wnt-2; | WNT2; | NP_001162170.1; | 360 | cat |
| Q9MYW6 | Xanthine dehydrogenase/oxidase; XOR; EC 1.17.1.4; Xanthine oxidoreductase; EC 1.17.3.2; XO; XD; | XDH; | NP_001009217.1; | 1331 | cat |
| P47984 | Zona pellucida sperm-binding protein 2; Zona pellucida glycoprotein 2; Zp-2; Zona pellucida protein A; [Cleaved into: Processed zona pellucida sperm-binding protein 2]; | ZP2; ZPA; | NP_001009875.1; | 716 | cat |
| P48832 | Zona pellucida sperm-binding protein 3; Sperm receptor; Zona pellucida glycoprotein 3; Zp-3; Zona pellucida protein C; [Cleaved into: Processed zona pellucida sperm-binding protein 3]; | ZP3; ZPC; | NP_001009330.1; | 424 | cat |
