2OB2:
reference: A method for the general identification of protein crystals in crystallization experiments using a noncovalent fluorescent dye., Groves MR, Muller IB, Kreplin X, Muller-Dieckmann J, Acta Crystallogr D Biol Crystallogr. 2007 Apr;63(Pt 4):526-35. Epub 2007, Mar 16. PMID: 17372358

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