1NLM:
reference: Crystal structure of the MurG:UDP-GlcNAc complex reveals common structural principles of a superfamily of glycosyltransferases., Hu Y, Chen L, Ha S, Gross B, Falcone B, Walker D, Mokhtarzadeh M, Walker S, Proc Natl Acad Sci U S A 2003 Feb 4;100(3):845-9. PMID: 12538870

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