>sp|B4S690|BIOB_PROA2 Biotin synthase OS=Prosthecochloris aestuarii GN=bioB MNGAVIDPLIQEAYGVLETGRSVSYDLATRLATLRGEAVVDLLSLANKVKNRFAAPDGAL HSCSILNAKSGACSENCRFCAQSLHNQADVESYSLLDRSKVFEAAGRVYAKGVRHFGIVT SGYGYRTVNKEFQRIIDLITGLREEYPGLKVCASLGVLGSDSAALLADAGIAHYNINLQV SPDRYSDLIADSHSQNDRIETIRLLRKHRIAVCCGAILGVGETMQERIDLIFVLQALDVA VIPLNVLVPVDGTPLEGSLPLAVSDIVKTFALCRLAHPDKVIKFAAGRETVMKDFQGLLM LAGANGFLTGGYLTTRGRDVGDDQAFMEQLKHFSGRS