>tr|C5B2Z7|C5B2Z7_METEA Biotin synthase OS=Methylorubrum extorquens GN=bioB MSDTVVSLTASPAAIRHDWTLAEIQAIHDMPLLDLVHRAGVVHRAHNDPADIQRAALLSI KTGGCPEDCAYCPQSAHHKGANLPRERLMPVDAVLKEAAAAKANGAHRFCMGAAWRKPKD GPDFDAVLEMVRGVRGLGMEACVTLGMLTQSQAQRLAEAGLTSYNHNLDTGPEFYGDIIS TRTYDDRLQTLEHVRQAGIGVCCGGIVGMGERVRDRAEMLLVLANHAPHPESVPINALVA VEGTPLEDRPPIDPLDLVRMCATARIVMPKARVRLSAGRKSLTREAQILCFLAGANSIFY GERLLTTANNEADADAELLRDIGVPVPEVTLAAAE