3DB6:
reference: Structure of the Brachydanio rerio Polo-like kinase 1 (Plk1) catalytic domain in complex with an extended inhibitor targeting the adaptive pocket of the enzyme., Elling RA, Fucini RV, Hanan EJ, Barr KJ, Zhu J, Paulvannan K, Yang W, Romanowski MJ, Acta Crystallogr Sect F Struct Biol Cryst Commun. 2008 Aug 1;64(Pt, 8):686-91. Epub 2008 Jul 26. PMID: 18678933

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