3ZGF:
reference: Structures of a human blood group glycosyltransferase in complex with a photo-activatable UDP-Gal derivative reveal two different binding conformations., Jorgensen R, Batot G, Mannerstedt K, Imberty A, Breton C, Hindsgaul O, Royant A, Palcic MM, Acta Crystallogr F Struct Biol Commun. 2014 Aug 1;70(Pt 8):1015-21. doi:, 10.1107/S2053230X1401259X. Epub 2014 Jul 23. PMID: 25084373

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