>4WKB_1|Chains A, B|5'-methylthioadenosine/S-adenosylhomocysteine nucleosidase|Vibrio cholerae serotype O1 (345073) MKIGIIGAMQQEVAILKDLIEDVQEVNQAGCTFYSGQIQGVDVVLLQSGIGKVSAALGTALLISQYAPDVVINTGSAGGFDASLNVGDVVISSEVRHHDADVTAFGYEIGQMAGQPAAFKADEKLMTVAEQALAQLPNTHAVRGLICTGDAFVCTAERQQFIRQHFPSVVAVEMEASAIAQTCHQFKVPFVVVRAISDVADKESPLSFEEFLPLAAKSSSAMVLKMVELLKENLYFQGHHHHHH