3NBI:
reference: Crystal structures of RMI1 and RMI2, two OB-fold regulatory subunits of the BLM complex., Wang F, Yang Y, Singh TR, Busygina V, Guo R, Wan K, Wang W, Sung P, Meetei AR, Lei M, Structure. 2010 Sep 8;18(9):1159-70. PMID: 20826342

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