| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| E2QTD3 | Tudor domain-containing protein 5; | TDRD5; | NULL | 985 | dog |
| E2RDV1 | Tudor domain-containing protein 7; | TDRD7; | NULL | 1125 | dog |
| Q9TTW3 | Tektin-1; | TEKT1; | NP_001003097.1; | 426 | dog |
| Q6A548 | Telomerase reverse transcriptase; EC 2.7.7.49; Telomerase catalytic subunit; | TERT; | NP_001026800.1; | 1123 | dog |
| A0M8U6 | Testin; | TES; | NP_001162159.1; | 421 | dog |
| Q863T4 | Trefoil factor 1; | TFF1; | NP_001002992.1; | 81 | dog |
| Q863J2 | Trefoil factor 2; | TFF2; | NP_001002991.1; | 129 | dog |
| Q863B4 | Trefoil factor 3; Intestinal trefoil factor; | TFF3; ITF; | NP_001002990.1; | 80 | dog |
| A1XD97 | Tuftelin-interacting protein 11; Septin and tuftelin-interacting protein 1; STIP-1; | TFIP11; STIP; | NP_001073577.1;XP_005636074.1; | 837 | dog |
| Q9GLD3 | Transferrin receptor protein 1; TR; TfR; TfR1; Trfr; CD antigen CD71; | TFRC; | NP_001003111.1; | 770 | dog |
| P54831 | Transforming growth factor beta-1; TGF-beta-1; [Cleaved into: Latency-associated peptide (LAP)]; | TGFB1; | NP_001003309.1; | 390 | dog |
| Q9GLK0 | Protein-glutamine gamma-glutamyltransferase K; EC 2.3.2.13; Epidermal TGase; Transglutaminase K; TG(K); TGK; TGase K; Transglutaminase-1; TGase-1; | TGM1; | NP_001003079.1; | 815 | dog |
| A8C750 | Thyroid adenoma-associated protein homolog; | THADA; | NP_001103429.1;XP_005625722.1; | 1948 | dog |
| P99505 | Thioredoxin; Trx; Fragment; | TXN; | NULL | 21 | dog |
| P81546 | Metalloproteinase inhibitor 1; Tissue inhibitor of metalloproteinases 1; TIMP-1; | TIMP1; | NP_001003182.1; | 207 | dog |
| Q9TTY1 | Metalloproteinase inhibitor 2; Tissue inhibitor of metalloproteinases 2; TIMP-2; | TIMP2; | NP_001003082.1; | 220 | dog |
| P43698 | Thyroid transcription factor 1; TTF-1; Homeobox protein Nkx-2.1; Thyroid nuclear factor 1; | TITF1; TTF1; | NP_001003260.1; | 371 | dog |
| Q689D1 | Toll-like receptor 2; CD antigen CD282; | TLR2; | NULL | 785 | dog |
| Q5I2M8 | Toll-like receptor 9; CD antigen CD289; | TLR9; | NULL | 1032 | dog |
| E2R0A5 | Transmembrane protein 190; | TMEM190; | XP_533582.2; | 181 | dog |
