Robuta

https://pubmed.ncbi.nlm.nih.gov/2989782/ The nucleotide sequence of the ilvBN operon of Escherichia coli: sequence homologies of the... Three acetohydroxy acid synthase isozymes, AHAS I (ilvBN), AHAS II (ilvGM) and AHAS III (ilvIH) catalyze the first step of the parallel isoleucine-valine... escherichia colinucleotidesequenceoperon