1KYR: Crystal Structure Of A Cu-Bound Green Fluorescent Protein Zn
reference: Structural chemistry of a green fluorescent protein Zn biosensor., Barondeau DP, Kassmann CJ, Tainer JA, Getzoff ED, J Am Chem Soc 2002 Apr 10;124(14):3522-4. PMID: 11929238

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