>sp|Q7VBJ0|BIOB_PROMA Biotin synthase OS=Prochlorococcus marinus GN=bioB MTLLNPNIPIRQEVKVRFDWSLEEIQEILEKPLFELLWEAQNVHRSVNPEYKVQLASLLS VKTGGCEEDCSYCSQSIYNSSDVTNQSDFDVKGVLEQAKAAKAAGADRFCMGWAWREIRD GKPFEAMLDMVRGVKELGLEACVTGGMLTNQQAARLAEVGLNAYNHNLDTSPEHYDKIIS TRTYQDRLETLHRVRNAGITICCGGIIGMGETLKDRASLLRVLANMDPHPESVPINALVP VEGTPLENLSMVDPLEMVRMVATARILMPRSRVRLSAGREQLGKEAQILCLLAGADSIFY GDTLLTTSNPSIKADRELLASAGVSVNWDLYD