4EPB:
reference: Spatial distribution of radiation damage to crystalline proteins at 25-300 K., Warkentin M, Badeau R, Hopkins JB, Thorne RE, Acta Crystallogr D Biol Crystallogr. 2012 Sep;68(Pt 9):1108-17. doi:, 10.1107/S0907444912021361. Epub 2012 Aug 18. PMID: 22948911

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