1KPT:
reference: Structure and function of a virally encoded fungal toxin from Ustilago maydis: a fungal and mammalian Ca2+ channel inhibitor., Gu F, Khimani A, Rane SG, Flurkey WH, Bozarth RF, Smith TJ, Structure 1995 Aug 15;3(8):805-14. PMID: 7582897

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