>d1bib_3 d.104.1.2 (64-270) Biotin repressor/biotin holoenzyme synthetase, catalytic (central) domain {Escherichia coli} iqllnakqilgqldggsvavlpvidstnqylldrigelksgdaciaeyqqagrgrrgrkw fspfganlylsmfwrleqgpaaaiglslvigivmaevlrklgadkvrvkwpndlylqdrk lagilveltgktgdaaqivigaginmamrrveesvvnqgwitlqeaginldrntlaamli relraalelfeqeglapylsrwekldn