5EE7:
reference: Extra-helical binding site of a glucagon receptor antagonist., Jazayeri A, Dore AS, Lamb D, Krishnamurthy H, Southall SM, Baig AH, Bortolato A, Koglin M, Robertson NJ, Errey JC, Andrews SP, Teobald I, Brown AJ, Cooke RM, Weir M, Marshall FH, Nature. 2016 Apr 25. doi: 10.1038/nature17414. PMID: 27111510

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