MSVGRIRYDWHTAEIRAVYDMPLLELIYQAASVHRQFHNPKQIQVCKLISIKTGGCPEDCSYCAQSSRYQTEVKPQALLDKQTVVEIAQNAKQKGVSRVCMGAAWREVRDNSQFDRVLEMVKDVTDMGLEVCCTLGMLTTDQAKKLETAGLYAYNHNLDTSSDYYSTIITTRTYSDRLNTIENVRQTNVTVCSGGILGLGESIDDRVAMLQTLATLNPHPESVPINILSQVEGTPLEDQPDVPVWDVVRMIATARIVMPTSDVRLSAGRARLSQVEQAFCFMAGANSIFSSDDNKMLTVTTPCPDYDADQEMLNLLGLEMRPPSQRPQPVVMGNS Ava_4389 bioB Biotin synthase Catalyzes the conversion of dethiobiotin (DTB) to biotin by the insertion of a sulfur atom into dethiobiotin via a radical- based mechanism (By similarity). 335 BIOB_ANAVT