1S36:
reference: Crystal structure of a Ca2+-discharged photoprotein: implications for mechanisms of the calcium trigger and bioluminescence., Deng L, Markova SV, Vysotski ES, Liu ZJ, Lee J, Rose J, Wang BC, J Biol Chem 2004 Aug 6;279(32):33647-52. Epub 2004 May 20. PMID: 15155735

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