| Solute carrier family 22 member 6 (Organic anion transporter 1) (hOAT1) (PAH transporter) (hPAHT) (Renal organic anion transporter 1) (hROAT1) | SLC22A6 OAT1 PAHT | Q4U2R8 | 1 |
| Solute carrier family 22 member 7 (Novel liver transporter) (Organic anion transporter 2) (hOAT2) | SLC22A7 NLT OAT2 | Q9Y694 | 1 |
| Solute carrier family 23 member 2 (Na(+)/L-ascorbic acid transporter 2) (Nucleobase transporter-like 1 protein) (Sodium-dependent vitamin C transporter 2) (hSVCT2) (Yolk sac permease-like molecule 2) | SLC23A2 KIAA0238 NBTL1 SLC23A1 SVCT2 YSPL2 | Q9UGH3 | 1 |
| Solute carrier family 23 member 3 (HPC E2-binding protein 3) (Na(+)/L-ascorbic acid transporter 3) (Sodium-dependent vitamin C transporter 3) | SLC23A3 E2BP3 SVCT3 | Q6PIS1 | 1 |
| Solute carrier family 25 member 35 | SLC25A35 | Q3KQZ1 | 1 |
| Solute carrier family 25 member 40 (Mitochondrial carrier family protein) | SLC25A40 MCFP | Q8TBP6 | 1 |
| Solute carrier family 25 member 41 | SLC25A41 | Q8N5S1 | 1 |
| Solute carrier family 25 member 53 (Mitochondrial carrier triple repeat protein 6) | SLC25A53 MCART6 | Q5H9E4 | 1 |
| Solute carrier family 26 member 6 (Anion exchange transporter) (Pendrin-like protein 1) (Pendrin-L1) | SLC26A6 | Q9BXS9 | 1 |
| Solute carrier family 35 member E2B | SLC35E2B KIAA0447 | P0CK96 | 1 |
| Solute carrier family 35 member G1 (Transmembrane protein 20) | SLC35G1 C10orf60 TMEM20 | Q2M3R5 | 1 |
| Solute carrier family 35 member G2 (Transmembrane protein 22) | SLC35G2 TMEM22 | Q8TBE7 | 1 |
| Solute carrier family 35, member C1, isoform CRA_b (cDNA FLJ33926 fis, clone CTONG2017409, highly similar to GDP-fucose transporter 1) (cDNA FLJ90448 fis, clone NT2RP3001271, highly similar to GDP-fucose transporter 1) | SLC35C1 hCG_1785265 | B3KQH0 | 1 |
| Solute carrier family 41 member 2 | SLC41A2 | Q96JW4 | 1 |
| Solute carrier family 52, riboflavin transporter, member 2 (Porcine endogenous retrovirus A receptor 1) (PERV-A receptor 1) (Protein GPR172A) (Riboflavin transporter 3) (hRFT3) | SLC52A2 GPR172A PAR1 RFT3 | Q9HAB3 | 1 |
| Solute carrier family 7 member 13 (Sodium-independent aspartate/glutamate transporter 1) (X-amino acid transporter 2) | SLC7A13 AGT1 XAT2 | Q8TCU3 | 1 |
| Solute carrier organic anion transporter family member 2B1 (Organic anion transporter B) (OATP-B) (Organic anion transporter polypeptide-related protein 2) (OATP-RP2) (OATPRP2) (Solute carrier family 21 member 9) | SLCO2B1 KIAA0880 OATP2B1 OATPB SLC21A9 | O94956 | 1 |
| Solute carrier organic anion transporter family member 4A1 (OATP4A1) (Colon organic anion transporter) (Organic anion transporter polypeptide-related protein 1) (OATP-RP1) (OATPRP1) (POAT) (Organic anion-transporting polypeptide E) (OATP-E) (Sodium-independent organic anion transporter E) (Solute carrier family 21 member 12) | SLCO4A1 OATP1 OATP4A1 OATPE SLC21A12 | Q96BD0 | 1 |
| Sonic hedgehog protein (SHH) (HHG-1) [Cleaved into: Sonic hedgehog protein N-product; Sonic hedgehog protein C-product] | SHH | Q15465 | 1 |
| Sorting nexin 12 (Sorting nexin 12, isoform CRA_a) (cDNA, FLJ93438, Homo sapiens sorting nexin 12 (SNX12), mRNA) | SNX12 hCG_1990496 | Q3SYF1 | 1 |
| Sorting nexin 13 | SNX13 | Q86XC4 | 1 |
| Sorting nexin-13 (RGS domain- and PHOX domain-containing protein) (RGS-PX1) | SNX13 KIAA0713 | Q9Y5W8 | 1 |
| Sorting nexin-16 | SNX16 | P57768 | 1 |
| Sorting nexin-29 (RUN domain-containing protein 2A) | SNX29 RUNDC2A | Q8TEQ0 | 1 |
| SP3 protein (Fragment) | SP3 | Q86TP0 | 1 |
| Spectrin beta chain, non-erythrocytic 2 (Beta-III spectrin) (Spinocerebellar ataxia 5 protein) | SPTBN2 KIAA0302 SCA5 | O15020 | 1 |
| Spectrin beta chain, non-erythrocytic 4 (Beta-IV spectrin) (Spectrin, non-erythroid beta chain 3) | SPTBN4 KIAA1642 SPTBN3 | Q9H254 | 1 |
| Speedy protein A (Rapid inducer of G2/M progression in oocytes A) (RINGO A) (hSpy/Ringo A) (Speedy-1) (Spy1) | SPDYA SPDY1 SPY1 | Q5MJ70 | 1 |
| Speriolin (Spermatogenesis and centriole-associated protein 1) (Spermatogenesis-associated protein 15) (Spermatogenic cell-specific Cdc20-binding protein) | SPATC1 SPATA15 SPRN | Q76KD6 | 1 |
| Sperm protamine P1 | P1 PRM1 hCG_15067 | Q3MN80 | 1 |
| Sperm protein associated with the nucleus on the X chromosome N2 (Nuclear-associated protein SPAN-Xn2) (SPANX-N2) (SPANX family member N2) | SPANXN2 | Q5MJ10 | 1 |
| Sperm-associated antigen 11B (Human epididymis-specific protein 2) (He2) (Protein EP2) (Sperm antigen HE2) | SPAG11B EP2 HE2 | Q08648 | 1 |
| Spermatid-specific manchette-related protein 1 (Ciliated bronchial epithelial protein 1) (Testis development protein NYD-SP22) | SMRP1 C9orf24 CBE1 | Q8NCR6 | 1 |
| Spermatogenesis- and oogenesis-specific basic helix-loop-helix-containing protein 1 | SOHLH1 C9orf157 NOHLH TEB2 | Q5JUK2 | 1 |
| Spermatogenesis- and oogenesis-specific basic helix-loop-helix-containing protein 2 | SOHLH2 TEB1 | Q9NX45 | 1 |
| Spermatogenesis-associated protein 13 (APC-stimulated guanine nucleotide exchange factor 2) (Asef2) | SPATA13 | Q96N96 | 1 |
| Spermatogenesis-associated protein 17 | SPATA17 | Q96L03 | 1 |
| Spermatogenesis-associated protein 25 (Testis-specific gene 23 protein) | SPATA25 C20orf165 TSG23 | Q9BR10 | 1 |
| Spermatogenesis-associated protein 3 (Testis and spermatogenesis cell-related protein 1) (Testis spermatocyte apoptosis-related protein 1) | SPATA3 TSARG1 | Q8NHX4 | 1 |
| Spermatogenesis-associated protein 5-like protein 1 | SPATA5L1 | Q9BVQ7 | 1 |
| Spermatogenesis-associated protein 6 | SPATA6 | Q9NWH7 | 1 |
| Spermatogenesis-associated serine-rich protein 1 | SPATS1 | Q496A3 | 1 |
| Spermidine/spermine N(1)-acetyltransferase-like protein 1 (EC 2.3.1.-) | SATL1 | Q86VE3 | 1 |
| Sphingomyelin phosphodiesterase 2 (EC 3.1.4.12) (Lyso-platelet-activating factor-phospholipase C) (Lyso-PAF-PLC) (Neutral sphingomyelinase) (N-SMase) (nSMase) | SMPD2 | O60906 | 1 |
| Sphingomyelin phosphodiesterase 4 (EC 3.1.4.12) (Neutral sphingomyelinase 3) (nSMase-3) (nSMase3) (Neutral sphingomyelinase III) | SMPD4 KIAA1418 | Q9NXE4 | 1 |
| Sphingosine 1-phosphate receptor 3 (S1P receptor 3) (S1P3) (Endothelial differentiation G-protein coupled receptor 3) (Sphingosine 1-phosphate receptor Edg-3) (S1P receptor Edg-3) | S1PR3 EDG3 | Q99500 | 1 |
| Sphingosine kinase 1 (SK 1) (SPK 1) (EC 2.7.1.91) | SPHK1 SPHK SPK | Q9NYA1 | 1 |
| Sphingosine-1-phosphate lyase 1 (S1PL) (SP-lyase 1) (SPL 1) (hSPL) (EC 4.1.2.27) (Sphingosine-1-phosphate aldolase) | SGPL1 KIAA1252 | O95470 | 1 |
| Spindle and kinetochore-associated protein 1 | SKA1 C18orf24 | Q96BD8 | 1 |
| Spindle and kinetochore-associated protein 3 | SKA3 C13orf3 RAMA1 | Q8IX90 | 1 |
| Spindle assembly abnormal protein 6 homolog (HsSAS-6) | SASS6 SAS6 | Q6UVJ0 | 1 |
| Spindlin-2A (Protein DXF34) (Spindlin-like protein 2A) (SPIN-2) (SPIN-2A) | SPIN2A DXF34 SPIN2 | Q99865 | 1 |
| Spindlin-2B (Spindlin-like protein 2B) (SPIN-2) (SPIN-2B) | SPIN2B SPIN2 | Q9BPZ2 | 1 |
| Splicing factor 3A subunit 1 | SF3A1 | E9PAW1 | 1 |
| Splicing factor proline/glutamine-rich (Polypyrimidine tract binding protein associated) | SFPQ | Q86VG2 | 1 |
| Splicing factor, arginine/serine-rich 1 (Splicing factor 2, alternate splicing factor) variant (Fragment) | 0 | Q59FA2 | 1 |
| Splicing factor, arginine/serine-rich 15 (CTD-binding SR-like protein RA4) (SR-related and CTD-associated factor 4) | SCAF4 KIAA1172 SFRS15 | O95104 | 1 |
| SPOC domain-containing protein 1 | SPOCD1 | Q6ZMY3 | 1 |
| Spondin-2 (Differentially expressed in cancerous and non-cancerous lung cells 1) (DIL-1) (Mindin) | SPON2 DIL1 UNQ435/PRO866 | Q9BUD6 | 1 |
| SprT-like domain-containing protein Spartan (DNA damage protein targeting VCP) (DVC1) (Protein with SprT-like domain at the N terminus) (Spartan) | SPRTN C1orf124 DVC1 UNQ1880/PRO4323 | Q9H040 | 1 |
| SPRY domain-containing SOCS box protein 1 (SSB-1) | SPSB1 SSB1 | Q96BD6 | 1 |
| SPRY domain-containing SOCS box protein 4 (SSB-4) | SPSB4 SSB4 | Q96A44 | 1 |
| SRC kinase signaling inhibitor 1 (SNAP-25-interacting protein) (SNIP) (p130Cas-associated protein) (p140Cap) | SRCIN1 KIAA1684 P140 | Q9C0H9 | 1 |
| SRSF protein kinase 3 (EC 2.7.11.1) (Muscle-specific serine kinase 1) (MSSK-1) (Serine/arginine-rich protein-specific kinase 3) (SR-protein-specific kinase 3) (Serine/threonine-protein kinase 23) | SRPK3 MSSK1 STK23 | Q9UPE1 | 1 |
| STAGA complex 65 subunit gamma (Adenocarcinoma antigen ART1) (SPTF-associated factor 65 gamma) (STAF65gamma) (Suppressor of Ty 7-like) | SUPT7L KIAA0764 | O94864 | 1 |
| StAR-related lipid transfer protein 8 (Deleted in liver cancer 3 protein) (DLC-3) (START domain-containing protein 8) (StARD8) (START-GAP3) | STARD8 DLC3 KIAA0189 | Q92502 | 1 |
| Starch-binding domain-containing protein 1 (Genethonin-1) | STBD1 GENX-3414 | O95210 | 1 |
| Stathmin-2 (Superior cervical ganglion-10 protein) (Protein SCG10) | STMN2 SCG10 SCGN10 | Q93045 | 1 |
| Stathmin-3 (SCG10-like protein) | STMN3 SCLIP | Q9NZ72 | 1 |
| Stem-loop (Histone) binding protein (Stem-loop (Histone) binding protein, isoform CRA_b) (cDNA, FLJ96722, Homo sapiens stem-loop (histone) binding protein (SLBP), mRNA) | SLBP hCG_19671 | Q53XR2 | 1 |
| Sterile alpha motif domain-containing protein 12 (SAM domain-containing protein 12) | SAMD12 | Q8N8I0 | 1 |
| Sterile alpha motif domain-containing protein 14 (SAM domain-containing protein 14) | SAMD14 | Q8IZD0 | 1 |
| Sterol 26-hydroxylase, mitochondrial (EC 1.14.13.15) (5-beta-cholestane-3-alpha,7-alpha,12-alpha-triol 27-hydroxylase) (Cytochrome P-450C27/25) (Cytochrome P450 27) (Sterol 27-hydroxylase) (Vitamin D(3) 25-hydroxylase) | CYP27A1 CYP27 | Q02318 | 1 |
| Sterol O-acyltransferase 1 (EC 2.3.1.26) (Acyl-coenzyme A:cholesterol acyltransferase 1) (ACAT-1) (Cholesterol acyltransferase 1) | SOAT1 ACACT ACACT1 ACAT ACAT1 SOAT STAT | P35610 | 1 |
| Sterol-C5-desaturase (ERG3 delta-5-desaturase homolog, S. cerevisiae)-like (Sterol-C5-desaturase (ERG3 delta-5-desaturase homolog, fungal)-like variant) (Sterol-C5-desaturase (ERG3 delta-5-desaturase homolog, fungal)-like, isoform CRA_b) (cDNA, FLJ93018, highly similar to Homo sapiens sterol-C5-desaturase (ERG3 delta-5-desaturase homolog,fungal)-like (SC5DL), mRNA) | SC5DL hCG_1641241 | Q6GTM5 | 1 |
| Stimulated by retinoic acid gene 6 protein homolog | STRA6 PP14296 UNQ3126/PRO10282/PRO19578 | Q9BX79 | 1 |
| Stimulator of interferon genes protein (hSTING) (Endoplasmic reticulum interferon stimulator) (ERIS) (Mediator of IRF3 activation) (hMITA) (Transmembrane protein 173) | TMEM173 ERIS MITA STING | Q86WV6 | 1 |
| Stomatin-like protein 3 (SLP-3) | STOML3 | Q8TAV4 | 1 |
| Stonin-2 (Stoned B) | STON2 STN2 STNB | Q8WXE9 | 1 |
| Storkhead-box protein 1 (Winged-helix domain-containing protein) | STOX1 C10orf24 | Q6ZVD7 | 1 |
| Stromelysin-1 (SL-1) (EC 3.4.24.17) (Matrix metalloproteinase-3) (MMP-3) (Transin-1) | MMP3 STMY1 | P08254 | 1 |
| Structural maintenance of chromosomes flexible hinge domain-containing protein 1 (SMC hinge domain-containing protein 1) | SMCHD1 KIAA0650 | A6NHR9 | 1 |
| Submaxillary gland androgen-regulated protein 3B (Proline-rich peptide P-B) (Proline-rich protein 3) [Cleaved into: Peptide P-A; Peptide D1A] | SMR3B PBII PRL3 PROL3 | P02814 | 1 |
| Substance-K receptor (SKR) (NK-2 receptor) (NK-2R) (Neurokinin A receptor) (Tachykinin receptor 2) | TACR2 NK2R NKNAR TAC2R | P21452 | 1 |
| Substance-P receptor (SPR) (NK-1 receptor) (NK-1R) (Tachykinin receptor 1) | TACR1 NK1R TAC1R | P25103 | 1 |
| Succinate receptor 1 (G-protein coupled receptor 91) (P2Y purinoceptor 1-like) | SUCNR1 GPR91 | Q9BXA5 | 1 |
| Sulfatase-modifying factor 1 (EC 1.8.99.-) (C-alpha-formylglycine-generating enzyme 1) | SUMF1 FGE PSEC0152 UNQ3037/PRO9852 | Q8NBK3 | 1 |
| Sulfotransferase 1A3/1A4 (ST1A3/ST1A4) (EC 2.8.2.1) (Aryl sulfotransferase 1A3/1A4) (Catecholamine-sulfating phenol sulfotransferase) (HAST3) (M-PST) (Monoamine-sulfating phenol sulfotransferase) (Placental estrogen sulfotransferase) (Sulfotransferase, monoamine-preferring) (Thermolabile phenol sulfotransferase) (TL-PST) | SULT1A3 STM; SULT1A4 | P50224 | 1 |
| Sulfotransferase 6B1 (ST6B1) (Thyroxine sulfotransferase) (EC 2.8.2.n2) | SULT6B1 | Q6IMI4 | 1 |
| SUMO-specific isopeptidase USPL1 (EC 3.4.22.-) (Ubiquitin-specific peptidase-like protein 1) | USPL1 C13orf22 D13S106 | Q5W0Q7 | 1 |
| SUN domain-containing protein 3 (Sad1/unc-84 domain-containing protein 1) | SUN3 SUNC1 | Q8TAQ9 | 1 |
| Suppressor of cytokine signaling 1 (SOCS-1) (JAK-binding protein) (JAB) (STAT-induced STAT inhibitor 1) (SSI-1) (Tec-interacting protein 3) (TIP-3) | SOCS1 SSI1 TIP3 | O15524 | 1 |
| Suppressor of cytokine signaling 3 (SOCS-3) (Cytokine-inducible SH2 protein 3) (CIS-3) (STAT-induced STAT inhibitor 3) (SSI-3) | SOCS3 CIS3 SSI3 | O14543 | 1 |
| Suppressor of cytokine signaling 7 (SOCS-7) (Nck, Ash and phospholipase C gamma-binding protein) (Nck-associated protein 4) (NAP-4) | SOCS7 NAP4 SOCS6 | O14512 | 1 |
| Suppressor of fused homolog (SUFUH) | SUFU UNQ650/PRO1280 | Q9UMX1 | 1 |
| Suppressor of tumorigenicity 14 protein (EC 3.4.21.109) (Matriptase) (Membrane-type serine protease 1) (MT-SP1) (Prostamin) (Serine protease 14) (Serine protease TADG-15) (Tumor-associated differentially-expressed gene 15 protein) | ST14 PRSS14 SNC19 TADG15 | Q9Y5Y6 | 1 |
| Suppressor of tumorigenicity 7 protein-like (ST7-related protein) | ST7L ST7R | Q8TDW4 | 1 |
| Suprabasin | SBSN UNQ698/PRO1343 | Q6UWP8 | 1 |
| Sushi domain-containing protein 4 | SUSD4 UNQ196/PRO222 | Q5VX71 | 1 |
| Sushi repeat-containing protein SRPX2 | SRPX2 SRPUL | O60687 | 1 |