| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P39199 | 50S ribosomal protein L3 glutamine methyltransferase; L3 MTase; EC 2.1.1.298; N5-glutamine methyltransferase PrmB; | prmB; yfcB; b2330 JW5841; | NP_416833.4;YP_490572.1; | 310 | escherichia-coli |
| P0ACC1 | Release factor glutamine methyltransferase; RF MTase; EC 2.1.1.297; M.EcoKHemKP; N5-glutamine methyltransferase PrmC; Protein release factor methylation C; Protein-(glutamine-N5) MTase PrmC; Protein-glutamine N-methyltransferase PrmC; | prmC; hemK; b1212 JW1203; | NP_415730.1;YP_489479.1; | 277 | escherichia-coli |
| P07004 | Gamma-glutamyl phosphate reductase; GPR; EC 1.2.1.41; Glutamate-5-semialdehyde dehydrogenase; Glutamyl-gamma-semialdehyde dehydrogenase; GSA dehydrogenase; | proA; b0243 JW0233; | NP_414778.1;YP_488538.1; | 417 | escherichia-coli |
| P0A7B5 | Glutamate 5-kinase; EC 2.7.2.11; Gamma-glutamyl kinase; GK; | proB; b0242 JW0232; | NP_414777.1;YP_488537.1; | 367 | escherichia-coli |
| P0C0L7 | Proline/betaine transporter; Proline porter II; PPII; | proP; b4111 JW4072; | NP_418535.1;YP_492254.1; | 500 | escherichia-coli |
| P45577 | RNA chaperone ProQ; | proQ; yebJ yobE yoeC; b1831 JW5300; | YP_026161.1;YP_490093.1; | 232 | escherichia-coli |
| P14175 | Glycine betaine/L-proline transport ATP-binding protein ProV; | proV; b2677 JW2652; | NP_417163.1;YP_490892.1; | 400 | escherichia-coli |
| P14176 | Glycine betaine/L-proline transport system permease protein ProW; | proW; b2678 JW2653; | NP_417164.1;YP_490893.1; | 354 | escherichia-coli |
| P0AFM2 | Glycine betaine-binding periplasmic protein; | proX; proU; b2679 JW2654; | NP_417165.1;YP_490894.1; | 330 | escherichia-coli |
| P0AAE2 | Proline-specific permease ProY; | proY; yajM; b0402 JW5055; | NP_414936.1;YP_488694.1; | 457 | escherichia-coli |
| P55798 | Serine/threonine-protein phosphatase 1; EC 3.1.3.16; | pphA; prpA yebX; b1838 JW1827; | NP_416352.4;YP_490100.1; | 218 | escherichia-coli |
| P55799 | Serine/threonine-protein phosphatase 2; EC 3.1.3.16; | pphB; prpB ygbH; b2734 JW2704; | NP_417214.1;YP_490943.1; | 218 | escherichia-coli |
| P77541 | 2-methylisocitrate lyase; 2-MIC; MICL; EC 4.1.3.30; (2R,3S)-2-methylisocitrate lyase; | prpB; yahQ; b0331 JW0323; | NP_414865.1;YP_488626.1; | 296 | escherichia-coli |
| P31660 | 2-methylcitrate synthase; 2-MCS; MCS; EC 2.3.3.5; (2S,3S)-2-methylcitrate synthase; Citrate synthase; EC 2.3.3.16; | prpC; yahS yzzD; b0333 JW0324; | NP_414867.1;YP_488627.1; | 389 | escherichia-coli |
| P77243 | 2-methylcitrate dehydratase; 2-MC dehydratase; EC 4.2.1.79; (2S,3S)-2-methylcitrate dehydratase; Aconitate hydratase; ACN; Aconitase; EC 4.2.1.3; | prpD; yahT; b0334 JW0325; | NP_414868.1;YP_488628.1; | 483 | escherichia-coli |
| P77495 | Propionate--CoA ligase; EC 6.2.1.17; Propionyl-CoA synthetase; | prpE; yahU; b0335 JW0326; | NP_414869.1;YP_488629.1; | 628 | escherichia-coli |
| P77743 | Propionate catabolism operon regulatory protein; | prpR; yahP; b0330 JW0322; | NP_414864.1;YP_488625.1; | 528 | escherichia-coli |
| P02338 | Protamine-like protein; | tpr; b1229 JW1219; | NP_415747.2;YP_489499.1; | 29 | escherichia-coli |
| P0A8K1 | Phosphatidylserine decarboxylase proenzyme; EC 4.1.1.65; [Cleaved into: Phosphatidylserine decarboxylase alpha chain; Phosphatidylserine decarboxylase beta chain]; | psd; b4160 JW4121; | NP_418584.1;YP_492305.1; | 322 | escherichia-coli |
| P18148 | Protein PsiA; | psiA; ECOK12F064; | NP_061443.1;YP_009075977.1;YP_190155.1;YP_443990.1; | 239 | escherichia-coli |
