1GGW:
reference: Structure of Cdc4p, a contractile ring protein essential for cytokinesis in Schizosaccharomyces pombe., Slupsky CM, Desautels M, Huebert T, Zhao R, Hemmingsen SM, McIntosh LP, J Biol Chem 2001 Feb 23;276(8):5943-51. PMID: 11087750

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