>sp|Q0AE72|BIOB_NITEC Biotin synthase OS=Nitrosomonas eutropha GN=bioB MESRTDLISEKQCGCTYSNPDLAVQQESSSRWLVADVESLLGLPFNDLIFQAQTVHRQYH DANGVQLSTLLSVKTGGCSEDCAYCPQAARYHTGVENQAILSREEVVMAATKAKESGATR FCMGAAWRGPKQRDIEHMTELISAVKDLGLETCATLGILKPGQAVQLKQAGLDYYNHNLD TSPEFYGEVITTREYQNRLDTLDEVRGANINVCCGGIVGMGESRTARAGLIAQLASLDPY PESVPINYLVQVEGTPLYGIPELDPFEFVRSIAAARITMPRAKVRLSAGRRQMSEAIQAL CFLAGANSIFYGDKLLTTGNPDTEQDAALLEKLGLHAL