GCA_000018585.1 P9211_07511 definition putative O-Acetyl homoserine sulfhydrylase GCA_000018585.1 P9211_07521 definition putative homoserine O-succinyltransferase GCA_000018585.1 P9211_10551 definition Homoserine kinase:GHMP kinases putative ATP-binding domain GCA_000018585.1 P9211_11401 definition Homoserine dehydrogenase:ACT domain