1CWY:
reference: Crystal structure of amylomaltase from thermus aquaticus, a glycosyltransferase catalysing the production of large cyclic glucans., Przylas I, Tomoo K, Terada Y, Takaha T, Fujii K, Saenger W, Strater N, J Mol Biol 2000 Feb 25;296(3):873-86. PMID: 10677288

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