1ABI:
reference: Structure of the hirulog 3-thrombin complex and nature of the S' subsites of substrates and inhibitors., Qiu X, Padmanabhan KP, Carperos VE, Tulinsky A, Kline T, Maraganore JM, Fenton JW 2nd, Biochemistry 1992 Dec 1;31(47):11689-97. PMID: 1445905

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