BLUF domain protein

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Structure of BLUF domain protein complex with FAD (PDB code 1x0p).

3D structures of BLUF domain protein

Updated on 15-April-2019

2byc - RsBlue light receptor BLUF - Rhodobacter sphaeroides
2bun – RsAppA BLUF domain – NMR
2iyg, 2iyi - RsAppA BLUF domain (mutant)
1x0p - BLUF - Thermosynechococcus elongatus


  1. 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 1.11 1.12 1.13 1.14 1.15 1.16 1.17 Kita A, Okajima K, Morimoto Y, Ikeuchi M, Miki K. Structure of a cyanobacterial BLUF protein, Tll0078, containing a novel FAD-binding blue light sensor domain. J Mol Biol. 2005 May 27;349(1):1-9. Epub 2005 Apr 9. PMID:15876364 doi:10.1016/j.jmb.2005.03.067
  2. van der Horst MA, Hellingwerf KJ. Photoreceptor proteins, "star actors of modern times": a review of the functional dynamics in the structure of representative members of six different photoreceptor families. Acc Chem Res. 2004 Jan;37(1):13-20. PMID:14730990 doi:10.1021/ar020219d
  3. 3.0 3.1 Masuda S, Bauer CE. AppA is a blue light photoreceptor that antirepresses photosynthesis gene expression in Rhodobacter sphaeroides. Cell. 2002 Sep 6;110(5):613-23. PMID:12230978
  4. Laan W, van der Horst MA, van Stokkum IH, Hellingwerf KJ. Initial characterization of the primary photochemistry of AppA, a blue-light-using flavin adenine dinucleotide-domain containing transcriptional antirepressor protein from Rhodobacter sphaeroides: a key role for reversible intramolecular proton transfer from the flavin adenine dinucleotide chromophore to a conserved tyrosine? Photochem Photobiol. 2003 Sep;78(3):290-7. PMID:14556317
  5. Hasegawa K, Masuda S, Ono TA. Spectroscopic analysis of the dark relaxation process of a photocycle in a sensor of blue light using FAD (BLUF) protein Slr1694 of the cyanobacterium Synechocystis sp. PCC6803. Plant Cell Physiol. 2005 Jan;46(1):136-46. Epub 2005 Jan 19. PMID:15659451 doi:10.1093/pcp/pci003
  6. 6.0 6.1 Iseki M, Matsunaga S, Murakami A, Ohno K, Shiga K, Yoshida K, Sugai M, Takahashi T, Hori T, Watanabe M. A blue-light-activated adenylyl cyclase mediates photoavoidance in Euglena gracilis. Nature. 2002 Feb 28;415(6875):1047-51. PMID:11875575 doi:10.1038/4151047a
  7. Yuan H, Anderson S, Masuda S, Dragnea V, Moffat K, Bauer C. Crystal structures of the Synechocystis photoreceptor Slr1694 reveal distinct structural states related to signaling. Biochemistry. 2006 Oct 24;45(42):12687-94. PMID:17042486 doi:10.1021/bi061435n

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