5Y5W:
reference: Spindlin-1 recognizes methylations of K20 and R23 of histone H4 tail., Wang C, Zhan L, Wu M, Ma R, Yao J, Xiong Y, Pan Y, Guan S, Zhang X, Zang J, FEBS Lett. 2018 Dec;592(24):4098-4110. doi: 10.1002/1873-3468.13281. Epub 2018, Nov 17. PMID: 30381828

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