[1] I, Pokorny R, Byrdin M, Hoang N, Ritz T, Brettel K, Essen LO, van der Horst GT, Batschauer A, Ahmad M. The cryptochromes: blue light photoreceptors in plants and animals. Annu Rev Plant Biol , 2011, 62: 335-364. [2] M, Cashmore AR. HY4 gene of A. thaliana encodes a protein with characteristics of a blue-light photoreceptor. Nature , 1993, 366(6451): 162-166. [3] T, Ryo H, Yamamoto K, Toh H, Inui T, Ayaki H, Nomura T, Ikenaga M. Similarity among the Drosophila (6-4) photolyase, a human photolyase homolog, and the DNA photolyase-blue-light photoreceptor family. Science , 1996, 272(5258): 109-112. [4] H, Yuan Q, Briscoe AD, Froy O, Casselman A, Reppert SM. The two CRYs of the butterfly. Curr Biol , 2005, 15(23): R953-R954. [5] Q, Metterville D, Briscoe AD, Reppert SM. Insect cry-ptochromes: gene duplication and loss define diverse ways to construct insect circadian clocks. Mol Biol Evol , 2007, 24(4): 948-955. [6] DS, Zhao X, Zhao S, Kazantsev A, Wang RP, Todo T, Wei YF, Sancar A. Putative human blue-light photoreceptors hCRY1 and hCRY2 are flavoproteins. Biochemistry , 1996, 35(44): 13871-13877. [7] K, Kanno SI, Smit B, van der Horst GTJ, Takao M, Yasui A. Characterization of photolyase/blue-light receptor homologs in mouse and human cells. Nucleic Acids Res , 1998, 26(22): 5086-5092. [8] T, Kubo Y, Okano K, Okano T. Identification and characterization of cryptochrome4 in the ovary of western clawed frog Xenopus tropicalis. Zoolog Sci , 2014, 31(3): 152-159. [9] R, Yamaguchi C, Zemba W, Kubo Y, Okano K, Okano T. Light-dependent structural change of chicken retinal Cryptochrome4. J Biol Chem , 2012, 287(51): 42634-42641. [10] Y, Ishikawa T, Hirayama J, Daiyasu H, Kanai S, Toh H, Fukuda I, Tsujimura T, Terada N, Kamei Y, Yuba S, Iwai S, Todo T. Molecular analysis of zebrafish photol-yase/cryptochrome family: two types of cryptochromes present in zebrafish. Genes Cells , 2000, 5(9): 725-738. [11] P, Stanewsky R, Helfrich-Förster C, Emery-Le M, Hall JC, Rosbash M. Drosophila CRY is a deep brain circadian photoreceptor. Neuron , 2000, 26(2): 493-504. [12] T, Todo T, Wülbeck C, Stanewsky R, Helfrich-Förster C. Cryptochrome is present in the compound eyes and a subset of Drosophila's clock neurons. J Comp Neurol , 2008, 508(6): 952-966. [13] CL, Bowes Rickman C, Shaw SJ, Ebright JN, Kelly U, Sancar A, Rickman DW. Expression of the blue-light receptor cryptochrome in the human retina. Invest Ophthalmol Vis Sci , 2003, 44(10): 4515-4521. [14] BD, Vaidya AT, Top D, Widom J, Young MW, Crane BR. Structure of full-length Drosophila cryptochrome. Nature , 2011, 480(7377): 396-399. [15] C, Zoltowski BD, Jones AR, Vaidya AT, Top D, Widom J, Young MW, Scrutton NS, Crane BR, Leys D. Updated structure of Drosophila cryptochrome. Nature , 2013, 495(7441): E3-E4. [16] A, Berndt A, Singh HR, Grudziecki A, Ladurner AG, Timinszky G, Kramer A, Wolf E. Structures of Droso-phila cryptochrome and mouse cryptochrome1 provide insight into circadian function. Cell , 2013, 153(6): 1394-1405. [17] N, Selby CP, Zhong D, Sancar A. Mechanism of photosignaling by Drosophila cryptochrome: role of the redox status of the flavin chromophore. J Biol Chem , 2014, 289(8): 4634-4642. [18] R. Clock mechanisms in Drosophila. Cell Tissue Res , 2002, 309(1): 11-26. [19] R, Kaneko M, Emery P, Beretta B, Wager-Smith K, Kay SA, Rosbash M, Hall JC. The cryb mutation iden-tifies cryptochrome as a circadian photoreceptor in Droso-phila. Cell , 1998, 95(5): 681-692. [20] der Horst GT, Muijtjens M, Kobayashi K, Takano R, Kanno S, Takao M, de Wit J, Verkerk A, Eker AP, van Leenen D, Buijs R, Bootsma D, Hoeijmakers JH, Yasui A. Mammalian Cry1 and Cry2 are essential for maintenance of circadian rhythms. Nature , 1999, 398(6728): 627-630. [21] RJ, Hattar S, Takao M, Berson DM, Foster RG, Yau KW. Diminished pupillary light reflex at high irradiances in melanopsin-knockout mice. Scie |