| KEGG ID | KO | Definition |
| ecc:c0295 | K02016 | Hypothetical protein |
| ecc:c2517 | K02016 | Periplasmic binding protein |
| ecp:ECP_2035 | K02016 | iron-chelating periplasmic-binding protein |
| eci:UTI89_C2265 | K02016 | hypothetical protein |
| ese:ECSF_1880 | K02016 | iron/siderophore ABC transporter substrate binding component |
| eab:ECABU_c02640 | K02016 | iron ABC transporter |
| eab:ECABU_c23180 | K02016 | iron ABC transporter |
| eih:ECOK1_2222 | K02016 | iron chelate ABC transporter, iron chelate uptake transporter (FeCT) family, periplasmic iron chelate-binding protein |
| ena:ECNA114_2108 | K02016 | Periplasmic binding protein |
| elu:UM146_06835 | K02016 | iron-chelating periplasmic-binding protein |
| elc:i14_0287 | K02016 | periplasmic binding protein |
| elc:i14_2321 | K02016 | periplasmic binding protein |
| eld:i02_0287 | K02016 | periplasmic binding protein |
| eld:i02_2321 | K02016 | periplasmic binding protein |
| ecoi:ECOPMV1_02146 | K02016 | hypothetical protein |
| ecoj:P423_11325 | K02016 | ABC transporter substrate-binding protein |
| ecos:EC958_2336 | K02016 | hypothetical protein |
| ccon:AFK62_20480 | K02016 | ABC transporter substrate-binding protein |
| cko:CKO_02384 | K02016 | hypothetical protein |
| cro:ROD_07441 | K02016 | iron-chelating periplasmic-binding protein |
| ebt:EBL_c36240 | K02016 | ABC tansporter |
| pge:LG71_21130 | K02016 | ABC transporter substrate-binding protein |
| ebf:D782_3097 | K02016 | ABC-type Fe3+-hydroxamate transport system, periplasmic component |
| eca:ECA3564 | K02016 | iron-chelating periplasmic-binding protein |
| patr:EV46_17685 | K02016 | ABC transporter substrate-binding protein |
| pato:GZ59_35870 | K02016 | periplasmic binding protein |
| pct:PC1_3384 | K02016 | periplasmic binding protein |
| pcc:PCC21_033870 | K02016 | iron-chelating periplasmic-binding protein |
| pwa:Pecwa_3543 | K02016 | periplasmic binding protein |
| ppar:A8F97_00910 | K02016 | ABC transporter substrate-binding protein |
| pec:W5S_3680 | K02016 | Iron chelating ABC transporter, substrate binding protein |
| pws:A7983_02820 | K02016 | ABC transporter substrate-binding protein |
| ddd:Dda3937_00200 | K02016 | Iron-chelating periplasmic-binding protein |
| dso:A4U42_04540 | K02016 | ABC transporter substrate-binding protein |
| pao:Pat9b_4436 | K02016 | periplasmic binding protein |
| prg:RB151_012410 | K02016 | corrinoid ABC transporter substrate-binding protein |
| mmk:MU9_2187 | K02016 | Periplasmic binding protein |
| avn:Avin_26430 | K02016 | Periplasmic binding protein |
| avl:AvCA_26430 | K02016 | Periplasmic binding protein |
| avd:AvCA6_26430 | K02016 | Periplasmic binding protein |
| oca:OCAR_4564 | K02016 | periplasmic binding protein |
| ocg:OCA5_c33800 | K02016 | periplasmic binding protein |
| oco:OCA4_c33280 | K02016 | periplasmic binding protein |
| pde:Pden_3033 | K02016 | periplasmic binding protein |