4FLS:
reference: Applying Pairwise Combinations of Amino Acid Mutations for Sorting out Highly Efficient Glucosylation Tools for Chemo-Enzymatic Synthesis of Bacterial Oligosaccharides., Champion E, Guerin F, Moulis C, Barbe S, Tran TH, Morel S, Descroix K, Monsan PF, Mourey L, Mulard LA, Tranier S, Remaud-Simeon M, Andre I, J Am Chem Soc. 2012 Oct 16. PMID: 23072374

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