>3aex_A mol:protein length:351 Threonine synthase MRPPLIERYRNLLPVSEKTPVISLLEGSTPLIPLKGPEEARKKGIRLYAKYEGLNPTGS FKDRGMTLAVSKAVEGGAQAVACASTGNTAASAAAYAARAGILAIVVLPAGYVALGKVA QSLVHGARIVQVEGNFDDALRLTQKLTEAFPVALVNSVNPHRLEGQKTLAFEVVDELGD APHYHALPVGNAGNITAHWMGYKAYHALGKAKRLPRMLGFQAAGAAPLVLGRPVERPET LATAIRIGNPASWQGAVRAKEESGGVIEAVTDEEILFAYRYLAREEGIFCEPASAAAMA GVFKLLREGRLEPESTVVLTLTGHGLKDPATAERVAELPPPVPARLEAVAAAAGLL