>sp|A0KZQ7|MTNN_SHESA 5'-methylthioadenosine/S-adenosylhomocysteine nucleosidase OS=Shewanella sp. GN=mtnN MKIGIIGAMEPEVAHLIAAMTNASSQTIAGIEFIAGTLAGKDVVVTRSGIGKVAASIATT LLIEKYAPDAVINTGSAGGFADSLSIGDIVISSEVRHHDVDVTAFGYEIGQMAQQPAAFI PAPYLVEAANKAIAQLGEVKAIEGLICTGDSFICDPVRTKTMLEHFPTMAACEMEGAAIA QVCHQFGVPFVVIRSLSDNANNDSPVDFDSYIVKAGYHSALMVMLLLEQLDPNSVK