| KEGG ID | KO | Definition |
| dac:Daci_2078 | K12542 | type I secretion membrane fusion protein, HlyD family |
| del:DelCs14_4612 | K12542 | type I secretion membrane fusion protein, HlyD family |
| dts:BI380_14560 | K12542 | secretion protein HylD |
| dhk:BO996_09660 | K12542 | secretion protein HylD |
| vap:Vapar_4456 | K12542 | type I secretion membrane fusion protein, HlyD family |
| vpe:Varpa_5163 | K12542 | type I secretion membrane fusion protein, HlyD family |
| vpd:VAPA_1c46320 | K12542 | putative type I secretion membrane fusion protein, HlyD family |
| cser:CCO03_06450 | K12542 | secretion protein HylD |
| hyl:LPB072_19225 | K12542 | hypothetical protein |