>d1dv2b1 b.84.2.1 (B:331-447) Biotin carboxylase (BC), C-domain {Escherichia coli} rghavecrinaedpntflpspgkitrfhapggfgvrweshiyagytvppyydsmigklic ygenrdvaiarmknalqeliidgiktnvdlqirimndenfqhggtnihylekklglq