4FC5:
reference: Experimental phasing using zinc anomalous scattering., Cha SS, An YJ, Jeong CS, Kim MK, Lee SG, Lee KH, Oh BH, Acta Crystallogr D Biol Crystallogr. 2012 Sep;68(Pt 9):1253-8. doi:, 10.1107/S0907444912024420. Epub 2012 Aug 18. PMID: 22948927

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