| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P16692 | Phosphoribosyl 1,2-cyclic phosphodiesterase; EC 3.1.4.55; Phosphoribosyl cyclic phosphodiesterase; | phnP; b4092 JW4053; | NP_418516.1;YP_492236.1; | 252 | escherichia-coli |
| P0A9K1 | Protein PhoH; Phosphate starvation-inducible protein PsiH; | phoH; psiH; b1020 JW1005; | NP_415539.1;YP_489291.1; | 354 | escherichia-coli |
| P02932 | Outer membrane pore protein E; | phoE; ompE; b0241 JW0231; | NP_414776.1;YP_488536.1; | 351 | escherichia-coli |
| P0AFJ5 | Phosphate regulon transcriptional regulatory protein PhoB; | phoB; b0399 JW0389; | NP_414933.1;YP_488691.1; | 229 | escherichia-coli |
| P0A9K3 | PhoH-like protein; | ybeZ; b0660 JW0657; | NP_415193.2;YP_488951.1; | 346 | escherichia-coli |
| P23837 | Sensor protein PhoQ; EC 2.7.13.3; EC 3.1.3.-; Sensor histidine protein kinase/phosphatase PhoQ; | phoQ; b1129 JW1115; | NP_415647.1;YP_489397.1; | 486 | escherichia-coli |
| P08400 | Phosphate regulon sensor protein PhoR; EC 2.7.13.3; | phoR; nmpB; b0400 JW0390; | NP_414934.1;YP_488692.1; | 431 | escherichia-coli |
| P23836 | Transcriptional regulatory protein PhoP; | phoP; b1130 JW1116; | NP_415648.1;YP_489398.1; | 223 | escherichia-coli |
| P0A9K7 | Phosphate-specific transport system accessory protein PhoU; Pst system accessory protein PhoU; Negative regulator of Pho regulon; | phoU; nmpA; b3724 JW3702; | NP_418180.1;YP_491705.1; | 241 | escherichia-coli |
| P77766 | PHP domain-containing protein YciV; | yciV; trpH; b1266 JW1258; | NP_415782.1;YP_489534.1; | 293 | escherichia-coli |
| P45548 | Phosphotriesterase homology protein; | php; yhfV; b3379 JW3342; | NP_417838.1;YP_492053.1; | 292 | escherichia-coli |
| P00914 | Deoxyribodipyrimidine photo-lyase; EC 4.1.99.3; DNA photolyase; Photoreactivating enzyme; | phrB; phr; b0708 JW0698; | NP_415236.1;YP_488988.1; | 472 | escherichia-coli |
| P77409 | Protein PhsC homolog; | ydhU; b1670 JW1660; | NP_416185.1;YP_489932.1; | 261 | escherichia-coli |
| P0AC86 | Glycogen phosphorylase; EC 2.4.1.1; | glgP; glgY; b3428 JW3391; | NP_417886.1;YP_492005.1; | 815 | escherichia-coli |
| P00490 | Maltodextrin phosphorylase; EC 2.4.1.1; | malP; b3417 JW5689; | YP_026218.1;YP_492015.1; | 797 | escherichia-coli |
| Q46806 | D-phenylhydantoinase; EC 3.5.2.-; Hydantoin-utilizing enzyme HyuA; | hyuA; ygeZ; b2873 JW2841; | NP_417349.4;YP_491075.1; | 461 | escherichia-coli |
| P10030 | Transcriptional repressor PifC; Protein C; | pifC; C repC; ECOK12F041; | NP_061420.1;YP_009073839.1; | 362 | escherichia-coli |
| P96329 | Phage T7 exclusion protein; | pifA; ECOK12F040; | NP_061419.1; | 741 | escherichia-coli |
| P04737 | Pilin; F-pilin; | traA; ECOK12F074; | NP_061453.1;NP_862919.1;YP_003937617.1;YP_009060156.1;YP_009068351.1;YP_009070616.1;YP_009071230.1; | 121 | escherichia-coli |
| P0A7A5 | Protein-L-isoaspartate O-methyltransferase; EC 2.1.1.77; L-isoaspartyl protein carboxyl methyltransferase; Protein L-isoaspartyl methyltransferase; Protein-beta-aspartate methyltransferase; PIMT; | pcm; b2743 JW2713; | NP_417223.1;YP_490952.1; | 208 | escherichia-coli |
