3L1A:
reference: Structural ordering of disordered ligand-binding loops of biotin protein ligase into active conformations as a consequence of dehydration., Gupta V, Gupta RK, Khare G, Salunke DM, Surolia A, Tyagi AK, PLoS One. 2010 Feb 15;5(2):e9222. PMID: 20169168

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