2VAE:
reference: Structural rearrangements near the chromophore influence the maturation speed and brightness of DsRed variants., Strongin DE, Bevis B, Khuong N, Downing ME, Strack RL, Sundaram K, Glick BS, Keenan RJ, Protein Eng Des Sel. 2007 Oct 25;. PMID: 17962222

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