| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species | 
| P39533 | Homocitrate dehydratase, mitochondrial; EC 4.2.1.-; Aconitase 2; | ACO2; YJL200C; | NP_012335.1; | 789 | yeast | 
| P19414 | Aconitate hydratase, mitochondrial; Aconitase; EC 4.2.1.3; Citrate hydro-lyase; | ACO1; GLU1; YLR304C; | NP_013407.1; | 778 | yeast | 
| P13711 | Acyl-coenzyme A oxidase; Acyl-CoA oxidase; EC 1.3.3.6; | POX1; FOX1; YGL205W; | NP_011310.1; | 748 | yeast | 
| P32463 | Acyl carrier protein, mitochondrial; ACP; NADH-ubiquinone oxidoreductase 9.6 kDa subunit; | ACP1; YKL192C; | NP_012729.1; | 125 | yeast | 
| Q01574 | Acetyl-coenzyme A synthetase 1; EC 6.2.1.1; Acetate--CoA ligase 1; Acyl-activating enzyme 1; | ACS1; YAL054C; | NP_009347.1; | 713 | yeast | 
| P52910 | Acetyl-coenzyme A synthetase 2; EC 6.2.1.1; Acetate--CoA ligase 2; Acyl-activating enzyme 2; | ACS2; YLR153C; | NP_013254.1; | 683 | yeast | 
| P60010 | Actin; | ACT1; ABY1 END7; YFL039C; | NP_116614.1; | 375 | yeast | 
| Q02336 | Transcriptional adapter 2; | ADA2; YDR448W; | NP_010736.3; | 434 | yeast | 
| P53909 | Adenine deaminase; ADE; EC 3.5.4.2; Adenine aminohydrolase; AAH; | AAH1; YNL141W; | NP_014258.1; | 347 | yeast | 
| Q2V2Q1 | Antisense of depressing factor protein 1; | ADF1; YCL058W-A; | NP_001018031.2; | 113 | yeast | 
| P00330 | Alcohol dehydrogenase 1; EC 1.1.1.1; Alcohol dehydrogenase I; YADH-1; | ADH1; ADC1; YOL086C; | NP_014555.1; | 348 | yeast | 
| P10127 | Alcohol dehydrogenase 4; EC 1.1.1.1; Alcohol dehydrogenase IV; ADHIV; | ADH4; ZRG5; YGL256W; | NP_011258.2; | 382 | yeast | 
| P38113 | Alcohol dehydrogenase 5; EC 1.1.1.1; Alcohol dehydrogenase V; | ADH5; YBR145W; | NP_009703.3; | 351 | yeast | 
| P25377 | NADP-dependent alcohol dehydrogenase 7; EC 1.1.1.2; NADP-dependent alcohol dehydrogenase VII; ADHVII; | ADH7; YCR105W; | NP_010030.1; | 361 | yeast | 
| P47143 | Adenosine kinase; EC 2.7.1.20; | ADO1; YJR105W; | NP_012639.1; | 340 | yeast | 
| P25371 | Probable ATP-dependent permease; | ADP1; YCR011C; | NP_009937.2; | 1049 | yeast | 
| Q01976 | ADP-ribose pyrophosphatase; EC 3.6.1.13; ADP-ribose diphosphatase; ADP-ribose phosphohydrolase; Adenosine diphosphoribose pyrophosphatase; ADPR-PPase; | YSA1; YBR111C; | NP_009669.1; | 231 | yeast | 
| P07248 | Regulatory protein ADR1; | ADR1; YDR216W; | NP_010502.3; | 1323 | yeast | 
| P48360 | Probable NADPH:adrenodoxin oxidoreductase, mitochondrial; AR; Adrenodoxin reductase; EC 1.18.1.6; Ferredoxin--NADP(+) reductase; Ferredoxin reductase; | ARH1; YDR376W; | NP_010664.3; | 493 | yeast | 
| Q12184 | Adrenodoxin homolog, mitochondrial; Mitochondrial ferredoxin; | YAH1; YPL252C; | NP_015071.1; | 172 | yeast | 


