1BQF:
reference: Solution structure of an insect growth factor, growth-blocking peptide., Aizawa T, Fujitani N, Hayakawa Y, Ohnishi A, Ohkubo T, Kumaki Y, Kawano K, Hikichi K, Nitta K, J Biol Chem 1999 Jan 22;274(4):1887-90. PMID: 9890941

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