| Q8GYN9 | MENB_ARATH | Arabidopsis thaliana (Mouse-ear cress) | MENB At1g60550 F8A5.9 | Detail |
| Q9TM10 | MENB_CYACA | Cyanidium caldarium (Red alga) | menB | Detail |
| P44960 | MENB_HAEIN | Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd) | menB HI_0968 | Detail |
| Q7A6A9 | MENB_STAAN | Staphylococcus aureus (strain N315) | menB SA0898 | Detail |
| Q9QXE0 | HACL1_MOUSE | Mus musculus (Mouse) | Hacl1 Hpcl Phyh2 | Detail |
| Q10XT3 | CPXS2_TRIEI | Trichodesmium erythraeum (strain IMS101) | cpcS2 Tery_3908 | Detail |
| Q02426 | CPXT_SYNPZ | Synechococcus sp. (strain WH8103) | cpcT | Detail |
| P29985 | CPCF_NOSS1 | Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) | cpcF alr0533 | Detail |
| Q6GI37 | MENB_STAAR | Staphylococcus aureus (strain MRSA252) | menB SAR1019 | Detail |
| A2C0E4 | CPXT_PROM1 | Prochlorococcus marinus (strain NATL1A) | cpcT NATL1_03901 | Detail |