>sp|Q6LXV8|BIOB_METMP Biotin synthase OS=Methanococcus maripaludis GN=bioB MKEIKLNSDSLEIYEKSVSEKLNRNDFIKLWDLDLNDLLDISYNLKKLFNKEKIDLCSIM NAKSGICPENCIFCSQSKHNTSKIDTYGLKSKEEILKNAKSVEKYSNRFSIVVSGKTVTD LEFEKIIESIEEIQNKTKLRVCVSLGLLNKDKLKALKERNVRIHNNLETSENYFKNICTS HDYSEKIKVILEAKKIGLEMCSGGIFGMGETIEDRVDLFLDLKKLGVDSVALNLLNPIYG TKIYEKIKSGDISPINSTDALKSICIARIALPNKVIRLCGGREHVLKDMQKYSLLALDGL MIGNYLTTNGQNIQSDLKMIEEMGFER