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Volumn 306, Issue 5700, 2004, Pages 1390-1393

Anabaena sensory rhodopsin: A photochromic color sensor at 2.0 Å

Author keywords

[No Author keywords available]

Indexed keywords

IONS; LIGHTING; PHOTOCHROMISM; PHOTOSYNTHESIS;

EID: 8844250818     PISSN: 00368075     EISSN: None     Source Type: Journal    
DOI: 10.1126/science.1103943     Document Type: Article
Times cited : (202)

References (28)
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    • note
    • These pigments, also known as type 1 rhodopsins, are found in each of the three domains of life (i.e., Archaea, Bacteria, and Eucarya), including haloarchaea, proteobacteria, cyanobacteria such as Anabaena, fungi, and algae (2-4, 24).
  • 3
    • 0034665853 scopus 로고    scopus 로고
    • O. Béjà et al., Science 289, 1902 (2000).
    • (2000) Science , vol.289 , pp. 1902
    • Béjà, O.1
  • 9
    • 0037015619 scopus 로고    scopus 로고
    • V. I. Gordeliy et al., Nature 419, 484 (2002).
    • (2002) Nature , vol.419 , pp. 484
    • Gordeliy, V.I.1
  • 10
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    • J. C. Venter et al., Science 304, 66 (2004).
    • (2004) Science , vol.304 , pp. 66
    • Venter, J.C.1
  • 13
    • 8844271137 scopus 로고    scopus 로고
    • note
    • max of the chromophore and the latter cases where the light is of substantially shorter wavelength.
  • 14
    • 8844248769 scopus 로고    scopus 로고
    • note
    • Sensory rhodopsin I produces an attractant signal in response to orange-light-induced trans-to-cis isomerization, and its photocycle contains a transient 13-cis blue-shifted photointermediate. This intermediate's cis-to-trans photoreaction from near-ultraviolet (UV) light generates a repellent signal (25). Sensory rhodopsin I therefore detects the presence of near-UV light in an orange-light background over the few seconds' duration of its photocycle. Anabaena sensory rhodopsin, in contrast, exhibits two distinct dark groundstate spectral species, each of which is stable for several orders of magnitude longer than their flash-induced photocycles (26).
  • 15
    • 8844236375 scopus 로고    scopus 로고
    • note
    • Phytochromes exhibit red-absorbing and far-red-absorbing forms that control a variety of phenomena in plants, such as flowering and circadian rhythms. As described for Anabaena sensory rhodopsin here, the two forms of phytochrome are each stable in the dark over long periods and are rapidly photointerconverted, properties that provide color-sensitive physiological responses (76, 77, 27).
  • 16
    • 0003293085 scopus 로고    scopus 로고
    • C. R. Somerville, E. M. Meyerowitz, Eds. (American Society of Plant Biologists, Rockville, MD)
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    • (2002) The Arabidopsis Book , pp. 1-28
    • Wang, H.1    Deng, X.W.2
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    • D. G. Stavenga, W. J. de Grip, E. N. Pugh Jr., Eds. (Elsevier, Amsterdam)
    • W. Gärtner, in Handbook of Biological Physics, D. G. Stavenga, W. J. de Grip, E. N. Pugh Jr., Eds. (Elsevier, Amsterdam, 2000), vol. 3, pp. 297-388.
    • (2000) Handbook of Biological Physics , vol.3 , pp. 297-388
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    • D.-P. Häder, M. Lebert, Eds. (Elsevier, Amsterdam)
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    • (2001) ESP Review Series on Photobiology , pp. 421-448
    • Wagner, G.1
  • 28
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    • note
    • Supported by NIH grant nos. R01-GM59970 (H.L.), R01-GM067808 (H.L.) and R37-GM27750 (J.L.S.); NSF grant no. 0091287 (J.L.S.); a Welch Investigator Award (J.L.S.); and a Bessel Award from the Alexander-von-Humboldt Foundation (H.L). The atomic coordinates and structure factors of Anabaena sensory rhodopsin are available at the Protein Data Bank with code 1XIO.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.