1ZZI:
reference: X-Ray Crystallographic and NMR Studies of the Third KH Domain of hnRNP K in Complex with Single-Stranded Nucleic Acids., Backe PH, Messias AC, Ravelli RB, Sattler M, Cusack S, Structure (Camb) 2005 Jul;13(7):1055-67. PMID: 16004877

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