| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P39309 | Putative uncharacterized protein YtfA; | ytfA; b4205 JW4163; | YP_492347.1; | 108 | escherichia-coli |
| P69506 | Iron-sulfur cluster repair protein YtfE; Regulator of cell morphogenesis and NO signaling; RCMNS; | ytfE; b4209 JW4167; | NP_418630.1;YP_492351.1; | 220 | escherichia-coli |
| P0ACN2 | Uncharacterized HTH-type transcriptional regulator YtfH; | ytfH; b4212 JW5747; | NP_418633.4;YP_492354.1; | 126 | escherichia-coli |
| P39317 | Uncharacterized protein YtfI; | ytfI; b4215 JW5748; | YP_026285.1;YP_492357.1; | 312 | escherichia-coli |
| P39187 | Uncharacterized protein YtfJ; | ytfJ; b4216 JW4175; | NP_418637.1;YP_492358.1; | 184 | escherichia-coli |
| P0AE45 | UPF0053 inner membrane protein YtfL; | ytfL; b4218 JW4177; | NP_418639.1;YP_492360.1; | 447 | escherichia-coli |
| P39314 | Inner membrane protein YtfF; | ytfF; b4210 JW4168; | NP_418631.2;YP_492352.1; | 321 | escherichia-coli |
| P0ADE2 | Uncharacterized protein YtfK; | ytfK; b4217 JW5749; | NP_418638.2;YP_492359.1; | 68 | escherichia-coli |
| P0AE48 | Gamma-glutamylcyclotransferase family protein YtfP; | ytfP; b4222 JW4181; | NP_418643.1;YP_492364.1; | 113 | escherichia-coli |
| Q6BEX0 | Uncharacterized ABC transporter ATP-binding protein YtfR; | ytfR; ytfS; b4485 JW5752; | YP_026286.1;YP_492370.1; | 500 | escherichia-coli |
| P39325 | ABC transporter periplasmic-binding protein YtfQ; | ytfQ; b4227 JW4186; | NP_418648.1;YP_492369.1; | 318 | escherichia-coli |
| P39328 | Inner membrane ABC transporter permease protein YtfT; | ytfT; b4230 JW5753; | NP_418651.3;YP_492371.1; | 341 | escherichia-coli |
| A8DYQ1 | Uncharacterized protein YthA; | ythA; b4655 JW5769.1; | YP_001491548.1; | 41 | escherichia-coli |
| Q2M5U1 | UPF0391 membrane protein YtjA; | ytjA; b4568 JW5891; | YP_492506.1;YP_588479.2; | 53 | escherichia-coli |
| Q9JMT6 | Uncharacterized membrane protein YuaD; | yuaD; ybcA; ECOK12F013; | NP_061392.1; | 187 | escherichia-coli |
| Q9JMT8 | Uncharacterized HTH-type transcriptional regulator YuaB; | yuaB; ybaA; ECOK12F011; | NP_061390.1; | 353 | escherichia-coli |
| Q9JMT5 | Uncharacterized protein YuaE; | yuaE; ybdA; ECOK12F014; | NP_061393.1; | 137 | escherichia-coli |
| Q9JMS8 | Uncharacterized protein YuaL; | yuaL; ybjA; ECOK12F023; | NP_061402.1; | 69 | escherichia-coli |
| Q9JMT9 | Uncharacterized protein YuaA; | yuaA; yacA; ECOK12F003; | NP_061382.1;WP_001336433.1; | 146 | escherichia-coli |
| Q9JMS7 | Uncharacterized protein YuaM; | yuaM; ycaA; ECOK12F024; | NP_061403.1;WP_010892526.1; | 231 | escherichia-coli |
