| Sperm surface protein Sp17 (Cancer/testis antigen 22) (CT22) (Sp17-1) (Sperm autoantigenic protein 17) (Sperm protein 17) | SPA17 SP17 | Q15506 | 4 |
| Sperm-associated antigen 11A (Human epididymis-specific protein 2) (He2) (Protein EP2) (Sperm antigen HE2) | SPAG11A EP2 HE2 | Q6PDA7 | 4 |
| Sperm-specific antigen 2 (Cleavage signal-1 protein) (CS-1) (Ki-ras-induced actin-interacting protein) | SSFA2 CS1 KIAA1927 KRAP | P28290 | 4 |
| Spermatid perinuclear RNA-binding protein | STRBP SPNR | Q96SI9 | 4 |
| Spermatogenesis-associated protein 20 (Sperm-specific protein 411) (Ssp411) | SPATA20 | Q8TB22 | 4 |
| Sphingolipid delta(4)-desaturase/C4-hydroxylase DES2 (EC 1.-.-.-) (EC 1.14.-.-) (Degenerative spermatocyte homolog 2) | DEGS2 C14orf66 | Q6QHC5 | 4 |
| Sphingosine 1-phosphate receptor 5 (S1P receptor 5) (S1P5) (Endothelial differentiation G-protein-coupled receptor 8) (Sphingosine 1-phosphate receptor Edg-8) (S1P receptor Edg-8) | S1PR5 EDG8 | Q9H228 | 4 |
| Spindle and kinetochore-associated protein 2 (Protein FAM33A) | SKA2 FAM33A | Q8WVK7 | 4 |
| Spindlin-4 | SPIN4 | Q56A73 | 4 |
| Spliceosome-associated protein CWC15 homolog | CWC15 C11orf5 AD-002 HSPC148 | Q9P013 | 4 |
| Splicing factor, arginine/serine-rich 19 (SR-related and CTD-associated factor 1) (SR-related-CTD-associated factor) (SCAF) (Serine arginine-rich pre-mRNA splicing factor SR-A1) (SR-A1) | SCAF1 SFRS19 SRA1 | Q9H7N4 | 4 |
| SPRY domain-containing protein 4 | SPRYD4 | Q8WW59 | 4 |
| SS18-like protein 2 (SYT homolog 2) | SS18L2 | Q9UHA2 | 4 |
| StAR-related lipid transfer protein 5 (START domain-containing protein 5) (StARD5) | STARD5 | Q9NSY2 | 4 |
| STE20/SPS1-related proline-alanine-rich protein kinase (Ste-20-related kinase) (EC 2.7.11.1) (DCHT) (Serine/threonine-protein kinase 39) | STK39 SPAK | Q9UEW8 | 4 |
| Stereocilin | STRC | Q7RTU9 | 4 |
| Striatin | STRN | O43815 | 4 |
| Stromal membrane-associated protein 1 | SMAP1 | Q8IYB5 | 4 |
| Succinate dehydrogenase assembly factor 1, mitochondrial (SDH assembly factor 1) (LYR motif-containing protein 8) | SDHAF1 | A6NFY7 | 4 |
| Succinate dehydrogenase assembly factor 2, mitochondrial (SDH assembly factor 2) (Succinate dehydrogenase subunit 5, mitochondrial) (hSDH5) | SDHAF2 C11orf79 PGL2 SDH5 | Q9NX18 | 4 |
| Succinate--hydroxymethylglutarate CoA-transferase (EC 2.8.3.13) (Dermal papilla-derived protein 13) | C7orf10 DERP13 | Q9HAC7 | 4 |
| Succinyl-CoA ligase [ADP-forming] subunit beta, mitochondrial (EC 6.2.1.5) (ATP-specific succinyl-CoA synthetase subunit beta) (Renal carcinoma antigen NY-REN-39) (Succinyl-CoA synthetase beta-A chain) (SCS-betaA) | SUCLA2 | Q9P2R7 | 4 |
| Succinyl-CoA:3-ketoacid coenzyme A transferase 1, mitochondrial (EC 2.8.3.5) (3-oxoacid CoA-transferase 1) (Somatic-type succinyl-CoA:3-oxoacid CoA-transferase) (SCOT-s) | OXCT1 OXCT SCOT | P55809 | 4 |
| Sulfatase-modifying factor 2 (C-alpha-formylglycine-generating enzyme 2) | SUMF2 PSEC0171 UNQ1968/PRO4500 | Q8NBJ7 | 4 |
| Suppressor of cytokine signaling 5 (SOCS-5) (Cytokine-inducible SH2 protein 6) (CIS-6) (Cytokine-inducible SH2-containing protein 5) | SOCS5 CIS6 CISH5 CISH6 KIAA0671 | O75159 | 4 |
| Surfeit locus protein 4 | SURF4 SURF-4 | O15260 | 4 |
| SWI/SNF-related matrix-associated actin-dependent regulator of chromatin subfamily A containing DEAD/H box 1 (EC 3.6.4.12) (ATP-dependent helicase 1) (hHEL1) | SMARCAD1 KIAA1122 | Q9H4L7 | 4 |
| SWI/SNF-related matrix-associated actin-dependent regulator of chromatin subfamily A-like protein 1 (EC 3.6.4.-) (HepA-related protein) (hHARP) (Sucrose nonfermenting protein 2-like 1) | SMARCAL1 HARP | Q9NZC9 | 4 |
| SWI/SNF-related matrix-associated actin-dependent regulator of chromatin subfamily D member 3 (60 kDa BRG-1/Brm-associated factor subunit C) (BRG1-associated factor 60C) (BAF60C) | SMARCD3 BAF60C | Q6STE5 | 4 |
| Synaptogyrin-1 | SYNGR1 | O43759 | 4 |
| Synaptonemal complex protein 1 (SCP-1) (Cancer/testis antigen 8) (CT8) | SYCP1 SCP1 | Q15431 | 4 |
| Synergin gamma (AP1 subunit gamma-binding protein 1) (Gamma-synergin) | SYNRG AP1GBP1 SYNG | Q9UMZ2 | 4 |
| Syntaxin-4 (Renal carcinoma antigen NY-REN-31) | STX4 STX4A | Q12846 | 4 |
| Syntaxin-binding protein 1 (MUNC18-1) (N-Sec1) (Protein unc-18 homolog 1) (Unc18-1) (Protein unc-18 homolog A) (Unc-18A) (p67) | STXBP1 UNC18A | P61764 | 4 |
| Syntaxin-binding protein 3 (Platelet Sec1 protein) (PSP) (Protein unc-18 homolog 3) (Unc18-3) (Protein unc-18 homolog C) (Unc-18C) | STXBP3 | O00186 | 4 |
| T-box transcription factor TBX2 (T-box protein 2) | TBX2 | Q13207 | 4 |
| T-cell acute lymphocytic leukemia protein 1 (TAL-1) (Class A basic helix-loop-helix protein 17) (bHLHa17) (Stem cell protein) (T-cell leukemia/lymphoma protein 5) | TAL1 BHLHA17 SCL TCL5 | P17542 | 4 |
| T-lymphoma invasion and metastasis-inducing protein 1 (TIAM-1) | TIAM1 | Q13009 | 4 |
| TAF5-like RNA polymerase II p300/CBP-associated factor-associated factor 65 kDa subunit 5L (PCAF-associated factor 65 beta) (PAF65-beta) | TAF5L PAF65B | O75529 | 4 |
| Tail-anchored protein insertion receptor WRB (Congenital heart disease 5 protein) (Tryptophan-rich basic protein) (WRB) | WRB CHD5 | O00258 | 4 |
| Talanin | ZNF365 KIAA0844 | Q70YC4 | 4 |
| TAR DNA binding protein, isoform CRA_c | TARDBP hCG_2005583 | Q9H256 | 4 |
| TAR DNA-binding protein 43 (TDP-43) | TARDBP TDP43 | Q13148 | 4 |
| TATA box-binding protein-associated factor RNA polymerase I subunit C (RNA polymerase I-specific TBP-associated factor 110 kDa) (TAFI110) (TATA box-binding protein-associated factor 1C) (TBP-associated factor 1C) (Transcription initiation factor SL1/TIF-IB subunit C) | TAF1C | Q15572 | 4 |
| TATA box-binding protein-associated factor RNA polymerase I subunit D (RNA polymerase I-specific TBP-associated factor 41 kDa) (TAFI41) (TATA box-binding protein-associated factor 1D) (TBP-associated factor 1D) (Transcription initiation factor SL1/TIF-IB subunit D) | TAF1D JOSD3 | Q9H5J8 | 4 |
| TATA-binding protein-associated factor 172 (EC 3.6.4.-) (ATP-dependent helicase BTAF1) (B-TFIID transcription factor-associated 170 kDa subunit) (TAF(II)170) (TBP-associated factor 172) (TAF-172) | BTAF1 TAF172 | O14981 | 4 |
| TCF3 fusion partner (INO80 complex subunit F) (Protein FB1) | TFPT INO80F | P0C1Z6 | 4 |
| TELO2-interacting protein 2 | TTI2 C8orf41 | Q6NXR4 | 4 |
| Tensin-3 (Tensin-like SH2 domain-containing protein 1) (Tumor endothelial marker 6) | TNS3 TEM6 TENS1 TPP | Q68CZ2 | 4 |
| TERF1-interacting nuclear factor 2 (TRF1-interacting nuclear protein 2) | TINF2 TIN2 | Q9BSI4 | 4 |
| Testican-1 (Protein SPOCK) | SPOCK1 SPOCK TIC1 TICN1 | Q08629 | 4 |
| Testin (TESS) | TES | Q9UGI8 | 4 |
| Testis, prostate and placenta-expressed protein | TEPP | Q6URK8 | 4 |
| Testis-expressed sequence 10 protein | TEX10 L18 Nbla10363 | Q9NXF1 | 4 |
| Tetratricopeptide repeat protein 23 (TPR repeat protein 23) (Cervical cancer proto-oncogene 8 protein) (HCC-8) | TTC23 HCC8 | Q5W5X9 | 4 |
| Tetratricopeptide repeat protein 39C (TPR repeat protein 39C) | TTC39C C18orf17 | Q8N584 | 4 |
| TGF-beta receptor type-2 (TGFR-2) (EC 2.7.11.30) (TGF-beta type II receptor) (Transforming growth factor-beta receptor type II) (TGF-beta receptor type II) (TbetaR-II) | TGFBR2 | P37173 | 4 |
| TGF-beta-activated kinase 1 and MAP3K7-binding protein 3 (Mitogen-activated protein kinase kinase kinase 7-interacting protein 3) (NF-kappa-B-activating protein 1) (TAK1-binding protein 3) (TAB-3) (TGF-beta-activated kinase 1-binding protein 3) | TAB3 MAP3K7IP3 | Q8N5C8 | 4 |
| THAP domain-containing protein 11 | THAP11 HRIHFB2206 | Q96EK4 | 4 |
| Thioredoxin | TXN | H9ZYJ2 | 4 |
| Thioredoxin domain-containing protein 12 (EC 1.8.4.2) (Endoplasmic reticulum resident protein 18) (ER protein 18) (ERp18) (Endoplasmic reticulum resident protein 19) (ER protein 19) (ERp19) (Thioredoxin-like protein p19) (hTLP19) | TXNDC12 TLP19 UNQ713/PRO1376 | O95881 | 4 |
| Thioredoxin-like protein 4A (DIM1 protein homolog) (Spliceosomal U5 snRNP-specific 15 kDa protein) (Thioredoxin-like U5 snRNP protein U5-15kD) | TXNL4A DIM1 TXNL4 | P83876 | 4 |
| Thioredoxin-related transmembrane protein 4 (Thioredoxin domain-containing protein 13) | TMX4 KIAA1162 TXNDC13 PSEC0095 UNQ475/PRO938 | Q9H1E5 | 4 |
| THO complex subunit 1 (Tho1) (Nuclear matrix protein p84) (p84N5) (hTREX84) | THOC1 HPR1 | Q96FV9 | 4 |
| THO complex subunit 6 homolog (Functional spliceosome-associated protein 35) (fSAP35) (WD repeat-containing protein 58) | THOC6 WDR58 PSEC0006 | Q86W42 | 4 |
| THO complex subunit 7 homolog (Functional spliceosome-associated protein 24) (fSAP24) (Ngg1-interacting factor 3-like protein 1-binding protein 1) (NIF3L1-binding protein 1) (hTREX30) | THOC7 NIF3L1BP1 | Q6I9Y2 | 4 |
| TOM1-like protein 2 (Target of Myb-like protein 2) | TOM1L2 | Q6ZVM7 | 4 |
| Trafficking protein particle complex subunit 6B | TRAPPC6B | Q86SZ2 | 4 |
| Trans-Golgi network integral membrane protein 2 (TGN38 homolog) (TGN46) (TGN48) (Trans-Golgi network protein TGN51) | TGOLN2 TGN46 TGN51 | O43493 | 4 |
| Transcription elongation factor A protein 3 (Transcription elongation factor S-II protein 3) (Transcription elongation factor TFIIS.h) | TCEA3 TFIISH | O75764 | 4 |
| Transcription factor AP-2 gamma (AP2-gamma) (Activating enhancer-binding protein 2 gamma) (Transcription factor ERF-1) | TFAP2C | Q92754 | 4 |
| Transcription factor E3 (Class E basic helix-loop-helix protein 33) (bHLHe33) | TFE3 BHLHE33 | P19532 | 4 |
| Transcription factor HES-7 (hHes7) (Class B basic helix-loop-helix protein 37) (bHLHb37) (Hairy and enhancer of split 7) (bHLH factor Hes7) | HES7 BHLHB37 | Q9BYE0 | 4 |
| Transcription factor Sp5 | SP5 | Q6BEB4 | 4 |
| Transcription factor Sp7 (Zinc finger protein osterix) | SP7 OSX | Q8TDD2 | 4 |
| Transcription factor SPT20 homolog (p38-interacting protein) (p38IP) | SUPT20H C13orf19 FAM48A FP757 | Q8NEM7 | 4 |
| Transcription initiation factor IIB (General transcription factor TFIIB) (S300-II) | GTF2B TF2B TFIIB | Q00403 | 4 |
| Transcription initiation factor TFIID subunit 13 (Transcription initiation factor TFIID 18 kDa subunit) (TAF(II)18) (TAFII-18) (TAFII18) | TAF13 TAF2K TAFII18 | Q15543 | 4 |
| Transcription termination factor 2 (EC 3.6.4.-) (Lodestar homolog) (RNA polymerase II termination factor) (Transcription release factor 2) (F2) (HuF2) | TTF2 | Q9UNY4 | 4 |
| Transcriptional activator protein Pur-beta (Purine-rich element-binding protein B) | PURB | Q96QR8 | 4 |
| Transducin-like enhancer of split 3 splice variant 2 | TLE3 | Q6PRX2 | 4 |
| Transforming growth factor beta-3 (TGF-beta-3) [Cleaved into: Latency-associated peptide (LAP)] | TGFB3 | P10600 | 4 |
| Transforming growth factor-beta-induced protein ig-h3 (Beta ig-h3) (Kerato-epithelin) (RGD-containing collagen-associated protein) (RGD-CAP) | TGFBI BIGH3 | Q15582 | 4 |
| Transgelin (22 kDa actin-binding protein) (Protein WS3-10) (Smooth muscle protein 22-alpha) (SM22-alpha) | TAGLN SM22 WS3-10 | Q01995 | 4 |
| Transient receptor potential cation channel subfamily M member 4 (hTRPM4) (Calcium-activated non-selective cation channel 1) (Long transient receptor potential channel 4) (LTrpC-4) (LTrpC4) (Melastatin-4) | TRPM4 LTRPC4 | Q8TD43 | 4 |
| Transitional endoplasmic reticulum ATPase (TER ATPase) (EC 3.6.4.6) (15S Mg(2+)-ATPase p97 subunit) (Valosin-containing protein) (VCP) | VCP | P55072 | 4 |
| Transmembrane and coiled-coil domain-containing protein 1 (Transmembrane and coiled-coil domains protein 4) (Xenogeneic cross-immune protein PCIA3) | TMCO1 TMCC4 PNAS-10 PNAS-136 UNQ151/PRO177 | Q9UM00 | 4 |
| Transmembrane and immunoglobulin domain-containing protein 2 (Immunoglobulin and proline-rich receptor 1) (IGPR-1) | TMIGD2 IGPR1 UNQ3059/PRO9879 | Q96BF3 | 4 |
| Transmembrane and ubiquitin-like domain-containing protein 2 | TMUB2 FP2653 UNQ1897/PRO4343 | Q71RG4 | 4 |
| Transmembrane channel-like protein 4 | TMC4 | Q7Z404 | 4 |
| Transmembrane emp24 domain-containing protein 1 (Interleukin-1 receptor-like 1 ligand) (Putative T1/ST2 receptor-binding protein) (p24 family protein gamma-1) (Tp24) (p24gamma1) | TMED1 IL1RL1L IL1RL1LG | Q13445 | 4 |
| Transmembrane protein 120B | TMEM120B | A0PK00 | 4 |
| Transmembrane protein 126A | TMEM126A | Q9H061 | 4 |
| Transmembrane protein 131-like | KIAA0922 TMEM131L | A2VDJ0 | 4 |
| Transmembrane protein 158 (40 kDa BINP-binding protein) (p40BBP) (Ras-induced senescence protein 1) | TMEM158 HBBP RIS1 | Q8WZ71 | 4 |
| Transmembrane protein 183A | TMEM183A C1orf37 | Q8IXX5 | 4 |
| Transmembrane protein 184A | TMEM184A | Q6ZMB5 | 4 |
| Transmembrane protein 185A (Protein FAM11A) | TMEM185A CXorf13 FAM11A | Q8NFB2 | 4 |
| Transmembrane protein 192 | TMEM192 | Q8IY95 | 4 |
| Transmembrane protein 199 | TMEM199 C17orf32 | Q8N511 | 4 |