3P7N:
reference: Structural basis of photosensitivity in a bacterial light-oxygen-voltage/helix-turn-helix (LOV-HTH) DNA-binding protein., Nash AI, McNulty R, Shillito ME, Swartz TE, Bogomolni RA, Luecke H, Gardner KH, Proc Natl Acad Sci U S A. 2011 Jun 7;108(23):9449-54. Epub 2011 May 23. PMID: 21606338

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