6B8R:
reference: Dielectric Properties of a Protein Probed by Reversal of a Buried Ion Pair., Robinson AC, Schlessman JL, Garcia-Moreno E B, J Phys Chem B. 2018 Mar 8;122(9):2516-2524. doi: 10.1021/acs.jpcb.7b12121. Epub, 2018 Feb 21. PMID: 29466010

This OCA Structure page
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