6O9I:
reference: Molecular mechanism of an antagonistic antibody against glucose-dependent insulinotropic polypeptide receptor., Min X, Yie J, Wang J, Chung BC, Huang CS, Xu H, Yang J, Deng L, Lin J, Chen Q, Abbott CM, Gundel C, Thibault SA, Meng T, Bates DL, Lloyd DJ, Veniant MM, Wang Z, MAbs. 2020 Jan-Dec;12(1):1710047. doi: 10.1080/19420862.2019.1710047. PMID: 31905038

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