3EZW:
reference: Crystal structure of a hyperactive Escherichia coli glycerol kinase mutant Gly230 --> Asp obtained using microfluidic crystallization devices., Anderson MJ, DeLabarre B, Raghunathan A, Palsson BO, Brunger AT, Quake SR, Biochemistry. 2007 May 15;46(19):5722-31. Epub 2007 Apr 19. PMID: 17441732

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