6BHO:
reference: Correlating structural and photochemical heterogeneity in cyanobacteriochrome NpR6012g4., Lim S, Yu Q, Gottlieb SM, Chang CW, Rockwell NC, Martin SS, Madsen D, Lagarias JC, Larsen DS, Ames JB, Proc Natl Acad Sci U S A. 2018 Apr 9. pii: 1720682115. doi:, 10.1073/pnas.1720682115. PMID: 29632180

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