| Tubulointerstitial nephritis antigen (TIN-Ag) | TINAG | Q9UJW2 | 1 |
| Tudor and KH domain containing, isoform CRA_a (Tudor and KH domain-containing protein) | TDRKH hCG_16924 | Q5SZR4 | 1 |
| Tudor domain-containing protein 6 (Fragment) | TDRD6 | H0Y590 | 1 |
| Tuftelin | TUFT1 | Q9NNX1 | 1 |
| Tuftelin-interacting protein 11 (Fragment) | TFIP11 | F6SQZ1 | 1 |
| 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 1; C-domain 2; Tumor necrosis factor, soluble form] | TNF TNFA TNFSF2 | P01375 | 1 |
| Tumor necrosis factor alpha-induced protein 2 (Fragment) | TNFAIP2 | H0YLC0 | 1 |
| Tumor necrosis factor alpha-induced protein 8 | TNFAIP8 | J3KQT8 | 1 |
| Tumor necrosis factor alpha-induced protein 8 (Fragment) | TNFAIP8 | E5RIJ3 | 1 |
| Tumor necrosis factor alpha-induced protein 8-like protein 3 (TNF alpha-induced protein 8-like protein 3) (TNFAIP8-like protein 3) | TNFAIP8L3 TIPE3 | Q5GJ75 | 1 |
| Tumor necrosis factor ligand superfamily member 11 (Osteoclast differentiation factor) (ODF) (Osteoprotegerin ligand) (OPGL) (Receptor activator of nuclear factor kappa-B ligand) (RANKL) (TNF-related activation-induced cytokine) (TRANCE) (CD antigen CD254) [Cleaved into: Tumor necrosis factor ligand superfamily member 11, membrane form; Tumor necrosis factor ligand superfamily member 11, soluble form] | TNFSF11 OPGL RANKL TRANCE | O14788 | 1 |
| Tumor necrosis factor ligand superfamily member 13 | TNFSF13 | K7EJ28 | 1 |
| Tumor necrosis factor ligand superfamily member 13 (A proliferation-inducing ligand) (APRIL) (TNF- and APOL-related leukocyte expressed ligand 2) (TALL-2) (TNF-related death ligand 1) (TRDL-1) (CD antigen CD256) | TNFSF13 APRIL TALL2 ZTNF2 UNQ383/PRO715 | O75888 | 1 |
| Tumor necrosis factor ligand superfamily member 8 (CD30 ligand) (CD30-L) (CD antigen CD153) | TNFSF8 CD30L CD30LG | P32971 | 1 |
| Tumor necrosis factor receptor superfamily member 10A (Death receptor 4) (TNF-related apoptosis-inducing ligand receptor 1) (TRAIL receptor 1) (TRAIL-R1) (CD antigen CD261) | TNFRSF10A APO2 DR4 TRAILR1 | Q53Y72 | 1 |
| Tumor necrosis factor receptor superfamily member 11A (Osteoclast differentiation factor receptor) (ODFR) (Receptor activator of NF-KB) (CD antigen CD265) | TNFRSF11A RANK | Q9Y6Q6 | 1 |
| Tumor necrosis factor receptor superfamily member 17 (B-cell maturation protein) (CD antigen CD269) | TNFRSF17 BCM BCMA | Q02223 | 1 |
| Tumor necrosis factor receptor superfamily member 18 (Activation-inducible TNFR family receptor) (Glucocorticoid-induced TNFR-related protein) (CD antigen CD357) | TNFRSF18 AITR GITR UNQ319/PRO364 | Q9Y5U5 | 1 |
| Tumor necrosis factor receptor superfamily member 1A | TNFRSF1A | F5H061 | 1 |
| Tumor necrosis factor receptor superfamily member 3 | LTBR | F5H627 | 1 |
| Tumor necrosis factor receptor superfamily member 6 (Apo-1 antigen) (Apoptosis-mediating surface antigen FAS) (FASLG receptor) (CD antigen CD95) | FAS APT1 FAS1 TNFRSF6 | Q5T9P3 | 1 |
| Tumor necrosis factor receptor superfamily, member 21 variant (Fragment) | 0 | Q59FR5 | 1 |
| Tumor protein D52 | TPD52 | E5RJ27 | 1 |
| Tumor protein D52 (Protein N8) | TPD52 | D0UFD4 | 1 |
| Tumor protein D54 | TPD52L2 | A0A087WZ51 | 1 |
| Tumor protein p53-inducible nuclear protein 2 (Fragment) | TP53INP2 | Q5JX65 | 1 |
| Tumor protein p53-inducible protein 11 | TP53I11 | U3KQ32 | 1 |
| Tumor protein p53-inducible protein 11 (Fragment) | TP53I11 | E9PQ46 | 1 |
| Tumor protein p53-inducible protein 11 (p53-induced gene 11 protein) | TP53I11 PIG11 | O14683 | 1 |
| Tumor protein p53-inducible protein 13 (Damage-stimulated cytoplasmic protein 1) | TP53I13 DSCP1 | Q8NBR0 | 1 |
| Tumor protein p63-regulated gene 1 protein (Protein FAM79B) | TPRG1 FAM79B | Q6ZUI0 | 1 |
| Tumor protein p63-regulated gene 1-like protein (Mossy fiber terminal-associated vertebrate-specific presynaptic protein) (Protein FAM79A) | TPRG1L FAM79A MOVER | A8K1K4 | 1 |
| Tumor protein p73 (p53-like transcription factor) (p53-related protein) | TP73 P73 | O15350 | 1 |
| Tumor suppressor candidate gene 1 protein (TSG-9) (TSG9) | TUSC1 | Q2TAM9 | 1 |
| Tumor-suppressing subtransferable candidate 1 | TSSC1 | F8WDX0 | 1 |
| Twinfilin-1 (Fragment) | TWF1 | F8VS81 | 1 |
| Twinkle protein, mitochondrial (EC 3.6.4.12) (Progressive external ophthalmoplegia 1 protein) (T7 gp4-like protein with intramitochondrial nucleoid localization) (T7-like mitochondrial DNA helicase) (Twinkle mtDNA helicase) | TWNK C10orf2 PEO1 | Q96RR1 | 1 |
| Twist-related protein 2 (Class A basic helix-loop-helix protein 39) (bHLHa39) (Dermis-expressed protein 1) (Dermo-1) | TWIST2 BHLHA39 DERMO1 | Q8WVJ9 | 1 |
| TXNDC16 protein | TXNDC16 | B7ZME4 | 1 |
| Type 1 phosphatidylinositol 4,5-bisphosphate 4-phosphatase (Fragment) | TMEM55B | H0YJ90 | 1 |
| Type 2 phosphatidylinositol 4,5-bisphosphate 4-phosphatase (Fragment) | TMEM55A | E5RFT4 | 1 |
| Type I inositol 3,4-bisphosphate 4-phosphatase | INPP4A | B8ZZB2 | 1 |
| Type II 3a-hydroxysteroid dehydrogenase variant | 0 | Q2XPP3 | 1 |
| Type II hair keratin 2 | KRTHB2 | Q701L7 | 1 |
| Type II inositol 3,4-bisphosphate 4-phosphatase | INPP4B | E9PG59 | 1 |
| Type II inositol 3,4-bisphosphate 4-phosphatase (Fragment) | INPP4B | H0YA10 | 1 |
| Type III endosome membrane protein TEMP (TEMP) | C1orf210 | Q8IVY1 | 1 |
| TYRO protein tyrosine kinase-binding protein | TYROBP | X6RGC9 | 1 |
| Tyrosine 3-monooxygenase | TH | F8W8M5 | 1 |
| Tyrosine 3-monooxygenase (EC 1.14.16.2) (Tyrosine 3-hydroxylase) (TH) | TH TYH | Q2M3B4 | 1 |
| Tyrosine kinase (Fragment) | c-fgr | P78453 | 1 |
| Tyrosine-protein kinase (EC 2.7.10.2) | 0 | A8K379 | 1 |
| Tyrosine-protein kinase (EC 2.7.10.2) | 0 | B2R8C2 | 1 |
| Tyrosine-protein kinase (EC 2.7.10.2) | 0 | B3KPS6 | 1 |
| Tyrosine-protein kinase (EC 2.7.10.2) | CSK | B5BU52 | 1 |
| Tyrosine-protein kinase (EC 2.7.10.2) (Fragment) | BLK | Q05D26 | 1 |
| Tyrosine-protein kinase CSK (EC 2.7.10.2) (C-Src kinase) (Protein-tyrosine kinase CYL) | CSK | Q2M3N2 | 1 |
| Tyrosine-protein kinase CSK (Fragment) | CSK | H3BUM9 | 1 |
| Tyrosine-protein kinase Mer | MERTK | E9PD22 | 1 |
| Tyrosine-protein kinase receptor (EC 2.7.10.1) | KIF5B-ALK | C1PHA2 | 1 |
| Tyrosine-protein kinase receptor (EC 2.7.10.1) | TFG/ALK fusion | Q8TDJ5 | 1 |
| Tyrosine-protein kinase receptor (EC 2.7.10.1) | ROS1 | Q5H8Y1 | 1 |
| Tyrosine-protein kinase RYK (EC 2.7.10.1) | RYK JTK5A | P34925 | 1 |
| Tyrosine-protein kinase TXK | TXK | D6RBM7 | 1 |
| Tyrosine-protein kinase TXK (Fragment) | TXK | E7EQN8 | 1 |
| Tyrosine-protein phosphatase (EC 3.1.3.48) (Fragment) | PTPRJ | E9PPH3 | 1 |
| Tyrosine-protein phosphatase non-receptor type (EC 3.1.3.48) | PTPN1 | B4DSN5 | 1 |
| Tyrosine-protein phosphatase non-receptor type 11 (Fragment) | PTPN11 | H0YF12 | 1 |
| Tyrosine-protein phosphatase non-receptor type 18 (EC 3.1.3.48) (Brain-derived phosphatase) | PTPN18 BDP1 | Q99952 | 1 |
| Tyrosine-protein phosphatase non-receptor type 20 (hPTPN20) (EC 3.1.3.48) | PTPN20 PTPN20A PTPN20B | Q4JDL3 | 1 |
| Tyrosine-protein phosphatase non-receptor type substrate 1 (SHP substrate 1) (SHPS-1) (Brain Ig-like molecule with tyrosine-based activation motifs) (Bit) (CD172 antigen-like family member A) (Inhibitory receptor SHPS-1) (Macrophage fusion receptor) (MyD-1 antigen) (Signal-regulatory protein alpha-1) (Sirp-alpha-1) (Signal-regulatory protein alpha-2) (Sirp-alpha-2) (Signal-regulatory protein alpha-3) (Sirp-alpha-3) (p84) (CD antigen CD172a) | SIRPA BIT MFR MYD1 PTPNS1 SHPS1 SIRP | B2R6C3 | 1 |
| Tyrosyl-DNA phosphodiesterase 1 | TDP1 | E7EPD8 | 1 |
| U1 small nuclear ribonucleoprotein 70 kDa (Fragment) | SNRNP70 | M0QYR1 | 1 |
| U1 small nuclear ribonucleoprotein A (Fragment) | SNRPA | M0QZG7 | 1 |
| U1 small nuclear ribonucleoprotein A (Fragment) | SNRPA | M0R221 | 1 |
| U2 small nuclear ribonucleoprotein A' (Fragment) | SNRPA1 | H0YLR3 | 1 |
| U2 small nuclear ribonucleoprotein A' (Fragment) | SNRPA1 | H0YMA0 | 1 |
| U2 small nuclear RNA auxiliary factor 1 | U2AF1 | Q7Z780 | 1 |
| U2 snRNP-associated SURP motif-containing protein | U2SURP | E7ET15 | 1 |
| U3 small nucleolar RNA-associated protein 14 homolog C | UTP14C KIAA0266 | Q5TAP6 | 1 |
| U3 small nucleolar RNA-associated protein 15 homolog (Fragment) | UTP15 | H0Y8P4 | 1 |
| U4/U6.U5 tri-snRNP-associated protein 1 | SART1 | E9PQI8 | 1 |
| U4/U6.U5 tri-snRNP-associated protein 2 | USP39 | A0A087X1B2 | 1 |
| U4/U6.U5 tri-snRNP-associated protein 2 (Inactive ubiquitin-specific peptidase 39) (SAD1 homolog) (U4/U6.U5 tri-snRNP-associated 65 kDa protein) (65K) | USP39 CGI-21 HSPC332 PRO2855 | B3KM40 | 1 |
| U5 small nuclear ribonucleoprotein 200 kDa helicase (cDNA FLJ56901, highly similar to U5 small nuclear ribonucleoprotein 200 kDa helicase (EC 3.6.1.-)) | SNRNP200 | B4E0P5 | 1 |
| U6 snRNA-associated Sm-like protein LSm8 | LSM8 | F2Z2Y6 | 1 |
| UAP56-interacting factor (Forty-two-three domain-containing protein 1) (Protein 40-2-3) | FYTTD1 UIF | Q96QD9 | 1 |
| UBA-like domain-containing protein 1 | UBALD1 FAM100A PP11303 | Q8TB05 | 1 |
| UBA-like domain-containing protein 1 (Fragment) | UBALD1 | K7EKZ4 | 1 |
| Ubinuclein-1 (HIRA-binding protein) (Protein VT4) (Ubiquitously expressed nuclear protein) | UBN1 | Q9NPG3 | 1 |
| Ubiquilin-3 | UBQLN3 | Q9H347 | 1 |
| Ubiquilin-like protein | UBQLNL | Q8IYU4 | 1 |
| Ubiquinol-cytochrome-c reductase complex assembly factor 2 | UQCC2 | Q5TAQ0 | 1 |
| Ubiquinol-cytochrome-c reductase complex assembly factor 2 (Breast cancer-associated protein SGA-81M) (Mitochondrial nucleoid factor 1) (Mitochondrial protein M19) | UQCC2 C6orf125 MNF1 | Q9BRT2 | 1 |
| Ubiquinone biosynthesis protein COQ4 homolog, mitochondrial (Coenzyme Q biosynthesis protein 4 homolog) | COQ4 CGI-92 | Q9Y3A0 | 1 |
| Ubiquitin C variant (Fragment) | 0 | Q59EM9 | 1 |
| Ubiquitin carboxyl-terminal hydrolase (EC 3.4.19.12) | 0 | B2RD14 | 1 |
| Ubiquitin carboxyl-terminal hydrolase (EC 3.4.19.12) | HEL-117 HEL-S-53 | V9HW74 | 1 |
| Ubiquitin carboxyl-terminal hydrolase (EC 3.4.19.12) | UCHL3 hCG_29571 | A0A087WTB8 | 1 |
| Ubiquitin carboxyl-terminal hydrolase (EC 3.4.19.12) (Fragment) | UCHL5 | Q5LJB0 | 1 |