| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P97826 | Steroidogenic acute regulatory protein, mitochondrial; StAR; START domain-containing protein 1; StARD1; | Star; | NP_113746.1; | 284 | rat |
| P52631 | Signal transducer and activator of transcription 3; | Stat3; | NP_036879.1; | 770 | rat |
| Q68SB1 | Double-stranded RNA-binding protein Staufen homolog 2; r-staufen protein; | Stau2; | NP_001007150.1;NP_001007151.1;NP_604461.2; | 571 | rat |
| Q5FVN1 | Starch-binding domain-containing protein 1; Genethonin-1; | Stbd1; | NP_001014010.1; | 333 | rat |
| P97574 | Stanniocalcin-1; STC-1; | Stc1; Stc; | NP_112385.1; | 247 | rat |
| Q9R0K8 | Stanniocalcin-2; STC-2; | Stc2; | NP_071566.1; | 296 | rat |
| P49890 | Estrogen sulfotransferase Ste2; EC 2.8.2.4; Estrogen sulfotransferase, isoform 6; EST-6; Estrone sulfotransferase; Sulfotransferase, estrogen-preferring; | Ste2; | NULL | 295 | rat |
| Q5RKL5 | Metalloreductase STEAP3; EC 1.16.1.-; Six-transmembrane epithelial antigen of prostate 3; pHyde; | Steap3; | NP_579848.1; | 488 | rat |
| Q4V8K1 | Metalloreductase STEAP4; EC 1.16.1.-; Six-transmembrane epithelial antigen of prostate 4; | Steap4; | NP_001037730.1; | 470 | rat |
| P50569 | Steroidogenic factor 1; SF-1; STF-1; Adrenal 4-binding protein; Fushi tarazu factor homolog 1; Nuclear receptor subfamily 5 group A member 1; Steroid hormone receptor Ad4BP; | Nr5a1; Ftzf1; | NP_001178028.1; | 462 | rat |
| P84903 | Stromal interaction molecule 1; | Stim1; Sim; | NP_001101966.2; | 685 | rat |
| O35814 | Stress-induced-phosphoprotein 1; STI1; Hsc70/Hsp90-organizing protein; Hop; | Stip1; Hop; | NP_620266.1; | 543 | rat |
| E9PTG8 | Serine/threonine-protein kinase 10; EC 2.7.11.1; | Stk10; | NULL | 967 | rat |
| D4AE59 | Serine/threonine-protein kinase STK11; EC 2.7.11.1; Liver kinase B1 homolog; LKB1; | Stk11; Lkb1; | NULL | 438 | rat |
| P57760 | Serine/threonine-protein kinase 16; EC 2.7.11.1; Myristoylated and palmitoylated serine/threonine-protein kinase; MPSK; Protein kinase PKL12; TGF-beta-stimulated factor 1; TSF-1; Tyrosine-protein kinase STK16; EC 2.7.10.2; | Stk16; Mpsk1 Tsf1; | NP_775165.1; | 305 | rat |
| B0LT89 | Serine/threonine-protein kinase 24; EC 2.7.11.1; Mammalian STE20-like protein kinase 3; MST-3; MST3b; STE20-like kinase MST3; [Cleaved into: Serine/threonine-protein kinase 24 35 kDa subunit (Mammalian STE20-like protein kinase 3 N-terminal) (MST3/N); Ser癷?癸 | Stk24; Mst3 Stk3; | NP_001120966.1; | 431 | rat |
| O88506 | STE20/SPS1-related proline-alanine-rich protein kinase; Ste-20-related kinase; EC 2.7.11.1; Pancreatic serine/threonine-protein kinase; PS/TK; PSTK1; Serine/threonine-protein kinase 39; | Stk39; Pask Spak; | NP_062235.1; | 553 | rat |
| O54748 | Serine/threonine-protein kinase 3; EC 2.7.11.1; Mammalian STE20-like protein kinase 2; MST-2; STE20-like kinase MST2; [Cleaved into: Serine/threonine-protein kinase 3 36kDa subunit (MST2/N); Serine/threonine-protein kinase 3 20kDa subunit (MST2/C)]; | Stk3; Mst2; | NP_113923.1; | 491 | rat |
| Q7TNL4 | Serine/threonine-protein kinase 40; EC 2.7.11.1; Serine/threonine-protein kinase lyk4; | Stk40; Lyk4; | NP_898879.2;XP_006238943.1; | 435 | rat |
| Q4FZT0 | Stomatin-like protein 2, mitochondrial; SLP-2; | Stoml2; | NP_001026816.1; | 353 | rat |
