| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P75809 | Flavin mononucleotide phosphatase YbjI; EC 3.1.3.-; FMN phosphatase; | ybjI; b0844 JW5113; | NP_415365.4;YP_489117.1; | 271 | escherichia-coli |
| P60869 | Putative transport protein YbjL; | ybjL; b0847 JW0831; | NP_415368.1;YP_489120.1; | 561 | escherichia-coli |
| P64439 | Inner membrane protein YbjM; | ybjM; b0848 JW0832; | NP_415369.1;YP_489121.1; | 125 | escherichia-coli |
| P0AAZ0 | Inner membrane protein YbjO; | ybjO; b0858 JW0842; | NP_415379.1;YP_489131.1; | 162 | escherichia-coli |
| P75818 | Uncharacterized lipoprotein YbjP; | ybjP; b0865 JW0849; | NP_415386.1;YP_489138.1; | 171 | escherichia-coli |
| P0A8C1 | UPF0145 protein YbjQ; | ybjQ; b0866 JW0850; | NP_415387.1;YP_489139.1; | 107 | escherichia-coli |
| P0AAY6 | Uncharacterized protein YbjN; | ybjN; b0853 JW0837; | NP_415374.1;YP_489126.1; | 158 | escherichia-coli |
| P75821 | Uncharacterized protein YbjS; | ybjS; b0868 JW5819; | NP_415389.2;YP_489141.1; | 337 | escherichia-coli |
| P75822 | Uncharacterized protein YbjT; | ybjT; b0869 JW5116; | NP_415390.4;YP_489142.1; | 476 | escherichia-coli |
| P75829 | Uncharacterized protein YbjX; | ybjX; b0877 JW0861; | NP_415398.1;YP_489150.1; | 330 | escherichia-coli |
| P21367 | Uncharacterized protein YcaC; | ycaC; b0897 JW0880; | NP_415417.1;YP_489169.1; | 208 | escherichia-coli |
| P21503 | Uncharacterized MFS-type transporter YcaD; | ycaD; b0898 JW0881; | NP_415418.1;YP_489170.1; | 382 | escherichia-coli |
| P43674 | Uncharacterized metalloprotease YcaL; EC 3.4.24.-; | ycaL; b0909 JW0892; | NP_415429.2;YP_489181.1; | 254 | escherichia-coli |
| P75835 | Inner membrane transporter YcaM; | ycaM; b0899 JW5119; | NP_415419.2;YP_489171.1; | 476 | escherichia-coli |
| P43340 | Uncharacterized NAD(P)H oxidoreductase YcaK; EC 1.6.99.-; | ycaK; b0901 JW0884; | NP_415421.1;YP_489173.1; | 196 | escherichia-coli |
| P75836 | Uncharacterized HTH-type transcriptional regulator YcaN; | ycaN; b0900 JW0883; | NP_415420.1;YP_489172.1; | 302 | escherichia-coli |
| P37443 | Uncharacterized protein YcaI; | ycaI; b0913 JW5120; | NP_415433.4;YP_489185.1; | 754 | escherichia-coli |
| P75838 | Ribosomal protein S12 methylthiotransferase accessory factor YcaO; | ycaO; b0905 JW0888; | NP_415425.4;YP_489177.1; | 586 | escherichia-coli |
| P75839 | UPF0702 transmembrane protein YcaP; | ycaP; b0906 JW0889; | NP_415426.1;YP_489178.1; | 230 | escherichia-coli |
| P75843 | Uncharacterized protein YcaQ; | ycaQ; b0916 JW0899; | NP_415436.1;YP_489188.1; | 410 | escherichia-coli |
