| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P24178 | Protein YffB; | yffB; b2471 JW2455; | NP_416966.1;YP_490698.1; | 118 | escherichia-coli |
| P76550 | Uncharacterized protein YffS; | yffS; b2450; | NP_416945.2; | 269 | escherichia-coli |
| P76546 | Uncharacterized protein YffO; | yffO; b2446; | NP_416941.1; | 138 | escherichia-coli |
| P77172 | Cyclic di-GMP phosphodiesterase YfgF; EC 3.1.4.52; | yfgF; b2503 JW2488; | NP_416998.1;YP_490731.1; | 747 | escherichia-coli |
| P76538 | Inner membrane protein YfeZ; | yfeZ; b2433 JW2426; | NP_416928.4;YP_490669.1; | 149 | escherichia-coli |
| P76569 | Uncharacterized protein YfgD; | yfgD; b2495 JW2480; | NP_416990.1;YP_490723.1; | 119 | escherichia-coli |
| P76573 | Uncharacterized protein YfgI; | yfgI; b2506 JW2490; | NP_417001.1;YP_490734.1; | 179 | escherichia-coli |
| P76576 | UPF0070 protein YfgM; | yfgM; b2513 JW2497; | NP_417008.1;YP_490741.1; | 206 | escherichia-coli |
| P76575 | Uncharacterized protein YfgJ; | yfgJ; b2510 JW5402; | NP_417005.2;YP_490738.1; | 71 | escherichia-coli |
| P64545 | Uncharacterized protein YfgG; | yfgG; b2504 JW5399; | NP_416999.1;YP_490732.1; | 63 | escherichia-coli |
| P65290 | Uncharacterized lipoprotein YfgH; | yfgH; b2505 JW5400; | NP_417000.1;YP_490733.1; | 172 | escherichia-coli |
| P0AD44 | Uncharacterized protein YfhG; | yfhG; b2555 JW2539; | NP_417050.1;YP_490783.1; | 237 | escherichia-coli |
| P37767 | Uncharacterized HTH-type transcriptional regulator YfhH; | yfhH; b2561 JW2545; | NP_417056.2;YP_490789.1; | 282 | escherichia-coli |
| P52102 | Uncharacterized ferredoxin-like protein YfhL; | yfhL; b2562 JW2546; | NP_417057.1;YP_490790.1; | 86 | escherichia-coli |
| P76578 | Uncharacterized lipoprotein YfhM; | yfhM; b2520 JW2504; | NP_417015.1;YP_490748.1; | 1653 | escherichia-coli |
| P77538 | Uncharacterized protein YfhR; | yfhR; b2534 JW2518; | NP_417029.4;YP_490762.1; | 284 | escherichia-coli |
| P07021 | Putative lipoprotein YfiB; | yfiB; b2605 JW2586; | NP_417096.1;YP_490828.1; | 160 | escherichia-coli |
| P0AGJ5 | Uncharacterized tRNA/rRNA methyltransferase YfiF; EC 2.1.1.-; | yfiF; b2581 JW2565; | NP_417076.1;YP_490809.1; | 345 | escherichia-coli |
| P33644 | Laccase domain protein YfiH; | yfiH; b2593 JW2575; | NP_417084.1;YP_490817.1; | 243 | escherichia-coli |
| Q47319 | DTW domain-containing protein YfiP; | yfiP; b2583 JW5409; | NP_417078.4;YP_490811.1; | 232 | escherichia-coli |
