| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| Q03770 | SPS-sensor component SSY1; Amino-acid permease homolog SSY1; | SSY1; APF7 SHR10; YDR160W; | NP_010444.1; | 852 | yeast |
| P47002 | SPS-sensor serine protease component SSY5; Endoprotease SSY5; | SSY5; APF8; YJL156C; | NP_012379.2; | 699 | yeast |
| P38788 | Ribosome-associated complex subunit SSZ1; DnaK-related protein SSZ1; Heat shock protein 70 homolog SSZ1; Pleiotropic drug resistance protein 13; | SSZ1; PDR13; YHR064C; | NP_011931.2; | 538 | yeast |
| P42845 | Protein STB1; SIN3-binding protein 1; | STB1; YNL309W; | NP_014090.2; | 420 | yeast |
| P46679 | Protein STB2; | STB2; YMR053C; | NP_013769.1; | 850 | yeast |
| Q12427 | Protein STB3; SIN3-binding protein 3; | STB3; YDR169C; | NP_010453.1; | 513 | yeast |
| P50104 | Probable transcriptional regulatory protein STB4; | STB4; YMR019W; | NP_013732.1; | 949 | yeast |
| P38699 | Protein STB5; | STB5; YHR178W; | NP_012048.3; | 743 | yeast |
| P36085 | Protein STB6; | STB6; YKL072W; | NP_012851.1; | 766 | yeast |
| Q02794 | Protein STD1; Glucose repression modulator MSN3; Suppressor of Tbp deletion protein 1; Suppressor of fluoride sensitivity 3; | STD1; MSN3 SFS3; YOR047C; | NP_014690.1; | 444 | yeast |
| P25379 | Catabolic L-serine/threonine dehydratase; L-threonine deaminase; L-serine deaminase; EC 4.3.1.19; EC 4.3.1.17; | CHA1; YCL064C; | NP_001018030.1; | 360 | yeast |
| P23561 | Serine/threonine-protein kinase STE11; EC 2.7.11.25; | STE11; YLR362W; | NP_013466.1; | 717 | yeast |
| P13574 | Protein STE12; | STE12; YHR084W; | NP_011952.1; | 688 | yeast |
| P33894 | Dipeptidyl aminopeptidase A; DPAP A; EC 3.4.14.-; YSCIV; | STE13; YCI1; YOR219C; | NP_014862.3; | 931 | yeast |
| P32584 | Protein-S-isoprenylcysteine O-methyltransferase; EC 2.1.1.100; Isoprenylcysteine carboxylmethyltransferase; Prenylated protein carboxyl methyltransferase; PPMT; Prenylcysteine carboxyl methyltransferase; pcCMT; | STE14; YDR410C; | NP_010698.1; | 239 | yeast |
| Q03497 | Serine/threonine-protein kinase STE20; EC 2.7.11.1; | STE20; YHL007C; | NP_011856.1; | 939 | yeast |
| Q06010 | A-factor-processing enzyme; EC 3.4.24.-; Insulin-degrading enzyme homolog; | STE23; YLR389C; | NP_013493.2; | 1027 | yeast |
| P47154 | CAAX prenyl protease 1; EC 3.4.24.84; A-factor-converting enzyme; Prenyl protein-specific endoprotease 1; PPSEP 1; | STE24; AFC1; YJR117W; | NP_012651.1; | 453 | yeast |
| D6VTK4 | Pheromone alpha factor receptor; | STE2; YFL026W; | NP_116627.2; | 431 | yeast |
| P06783 | Pheromone a factor receptor; | STE3; YKL178C; | NP_012743.1; | 470 | yeast |
