>9FCU_1|Chains A, B, C, D|SAM-dependent methyltransferase|Kitasatospora cystarginea (58350) GSTYDALRRQLIPSFDLLYGSAVSVVAMSVPATARILDLGAGTGLLGAALRERLPDAELLLQDRSQAMLEQARQRFADDDQVAIRVADHLDELPAGPFDAVVSALSIAHLEHQDKQDLFTRIRKILRPGGIFVNVEQVLAPTSELEKMYDRQHEAHVLASDTPAEEWAAGRERMKHDIPIDVETQIQWLRDAGFTTADCLAKDWRFATYAGWNGSC