5EXB:
reference: Crystal structure of the fluorescent protein from Dendronephthya sp. in both green and photoconverted red forms., Pletneva NV, Pletnev S, Pakhomov AA, Chertkova RV, Martynov VI, Muslinkina L, Dauter Z, Pletnev VZ, Acta Crystallogr D Struct Biol. 2016 Aug;72(Pt 8):922-32. doi:, 10.1107/S205979831601038X. Epub 2016 Jul 13. PMID: 27487823

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