3SE5:
reference: Adenylylation control by intra- or intermolecular active-site obstruction in Fic proteins., Engel P, Goepfert A, Stanger FV, Harms A, Schmidt A, Schirmer T, Dehio C, Nature. 2012 Jan 22;482(7383):107-10. doi: 10.1038/nature10729. PMID: 22266942

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