Mitsumasa Koyanagi

Summary

Affiliation: Osaka City University
Country: Japan

Publications

  1. ncbi request reprint Amphioxus homologs of Go-coupled rhodopsin and peropsin having 11-cis- and all-trans-retinals as their chromophores
    Mitsumasa Koyanagi
    Department of Biophysics, Graduate School of Science, Kyoto University, 606 8502, Kyoto, Japan
    FEBS Lett 531:525-8. 2002
  2. doi request reprint Molecular evolution of arthropod color vision deduced from multiple opsin genes of jumping spiders
    Mitsumasa Koyanagi
    Department of Earth and Space Science, Graduate School of Science, Osaka University, Toyonaka 560 0043, Japan
    J Mol Evol 66:130-7. 2008
  3. pmc Jellyfish vision starts with cAMP signaling mediated by opsin-G(s) cascade
    Mitsumasa Koyanagi
    Department of Biology and Geosciences, Graduate School of Science, Osaka City University, 3 3 138 Sugimoto cho, Sumiyoshi ku, Osaka 558 8585, Japan
    Proc Natl Acad Sci U S A 105:15576-80. 2008
  4. ncbi request reprint Cephalochordate melanopsin: evolutionary linkage between invertebrate visual cells and vertebrate photosensitive retinal ganglion cells
    Mitsumasa Koyanagi
    Department of Biophysics, Graduate School of Science, Kyoto University, Kyoto 606 8502, Japan
    Curr Biol 15:1065-9. 2005
  5. doi request reprint Identification and characterization of a protostome homologue of peropsin from a jumping spider
    Takashi Nagata
    Department of Biology and Geosciences, Graduate School of Science, Osaka City University, Sumiyoshi ku, Osaka 558 8585, Japan
    J Comp Physiol A Neuroethol Sens Neural Behav Physiol 196:51-9. 2010
  6. ncbi request reprint Expression and comparative characterization of Gq-coupled invertebrate visual pigments and melanopsin
    Akihisa Terakita
    Department of Biophysics, Graduate School of Science, Kyoto University, Kyoto, Japan
    J Neurochem 105:883-90. 2008
  7. doi request reprint Depth perception from image defocus in a jumping spider
    Takashi Nagata
    Department of Biology and Geosciences, Graduate School of Science, Osaka City University, Osaka, Japan
    Science 335:469-71. 2012
  8. ncbi request reprint Counterion displacement in the molecular evolution of the rhodopsin family
    Akihisa Terakita
    Department of Biophysics, Graduate School of Science, Kyoto University, and Core Research for Evolutional Science and Technology, Japan Science and Technology Agency, Kyoto 606 8502, Japan
    Nat Struct Mol Biol 11:284-9. 2004
  9. ncbi request reprint Diversity of animal opsin-based pigments and their optogenetic potential
    Mitsumasa Koyanagi
    Department of Biology and Geosciences, Graduate School of Science, Osaka City University, 3 3 138 Sugimoto, Sumiyoshi ku, Osaka 558 8585, Japan
    Biochim Biophys Acta 1837:710-6. 2014
  10. pmc Expression of UV-sensitive parapinopsin in the iguana parietal eyes and its implication in UV-sensitivity in vertebrate pineal-related organs
    Seiji Wada
    Department of Biology and Geosciences, Graduate School of Sciences, Osaka City University, Osaka, Japan
    PLoS ONE 7:e39003. 2012

Collaborators

Detail Information

Publications16

  1. ncbi request reprint Amphioxus homologs of Go-coupled rhodopsin and peropsin having 11-cis- and all-trans-retinals as their chromophores
    Mitsumasa Koyanagi
    Department of Biophysics, Graduate School of Science, Kyoto University, 606 8502, Kyoto, Japan
    FEBS Lett 531:525-8. 2002
    ..The results strongly suggest that the physiological function of peropsin would be a retinal photoisomerase, while 11-cis configuration is necessary for the Go-coupled opsin groups...
  2. doi request reprint Molecular evolution of arthropod color vision deduced from multiple opsin genes of jumping spiders
    Mitsumasa Koyanagi
    Department of Earth and Space Science, Graduate School of Science, Osaka University, Toyonaka 560 0043, Japan
    J Mol Evol 66:130-7. 2008
    ..Thereafter, in each pancrustacean and chelicerate lineage, the opsin repertoire was reconstructed by gene losses, gene duplications, and function-altering amino acid substitutions, leading to evolution of color vision...
  3. pmc Jellyfish vision starts with cAMP signaling mediated by opsin-G(s) cascade
    Mitsumasa Koyanagi
    Department of Biology and Geosciences, Graduate School of Science, Osaka City University, 3 3 138 Sugimoto cho, Sumiyoshi ku, Osaka 558 8585, Japan
    Proc Natl Acad Sci U S A 105:15576-80. 2008
    ..These similarities imply a monophyletic origin of ciliary phototransduction cascades distributed from prebilaterian to vertebrate...
  4. ncbi request reprint Cephalochordate melanopsin: evolutionary linkage between invertebrate visual cells and vertebrate photosensitive retinal ganglion cells
    Mitsumasa Koyanagi
    Department of Biophysics, Graduate School of Science, Kyoto University, Kyoto 606 8502, Japan
    Curr Biol 15:1065-9. 2005
    ..The cephalochordate rhabdomeric photoreceptor represents an evolutionary link between the invertebrate visual photoreceptor and the vertebrate circadian photoreceptor...
  5. doi request reprint Identification and characterization of a protostome homologue of peropsin from a jumping spider
    Takashi Nagata
    Department of Biology and Geosciences, Graduate School of Science, Osaka City University, Sumiyoshi ku, Osaka 558 8585, Japan
    J Comp Physiol A Neuroethol Sens Neural Behav Physiol 196:51-9. 2010
    ..These findings provide the first demonstration that the peropsin can form a photosensitive pigment in vivo and underlie non-visual function...
  6. ncbi request reprint Expression and comparative characterization of Gq-coupled invertebrate visual pigments and melanopsin
    Akihisa Terakita
    Department of Biophysics, Graduate School of Science, Kyoto University, Kyoto, Japan
    J Neurochem 105:883-90. 2008
    ..Our findings are also important in that this is the first report describes a heterologous large-scale expression of the Gq-coupled invertebrate visual pigments in cultured cells...
  7. doi request reprint Depth perception from image defocus in a jumping spider
    Takashi Nagata
    Department of Biology and Geosciences, Graduate School of Science, Osaka City University, Osaka, Japan
    Science 335:469-71. 2012
    ..Therefore, we propose a depth perception mechanism based on how much the retinal image is defocused...
  8. ncbi request reprint Counterion displacement in the molecular evolution of the rhodopsin family
    Akihisa Terakita
    Department of Biophysics, Graduate School of Science, Kyoto University, and Core Research for Evolutional Science and Technology, Japan Science and Technology Agency, Kyoto 606 8502, Japan
    Nat Struct Mol Biol 11:284-9. 2004
    ..Thus an ancestral vertebrate rhodopsin probably acquired the Glu113 counterion, followed by structural optimization for efficient G protein activation during molecular evolution...
  9. ncbi request reprint Diversity of animal opsin-based pigments and their optogenetic potential
    Mitsumasa Koyanagi
    Department of Biology and Geosciences, Graduate School of Science, Osaka City University, 3 3 138 Sugimoto, Sumiyoshi ku, Osaka 558 8585, Japan
    Biochim Biophys Acta 1837:710-6. 2014
    ..This article is part of a Special Issue entitled: Retinal proteins - you can teach an old dog new tricks. ..
  10. pmc Expression of UV-sensitive parapinopsin in the iguana parietal eyes and its implication in UV-sensitivity in vertebrate pineal-related organs
    Seiji Wada
    Department of Biology and Geosciences, Graduate School of Sciences, Osaka City University, Osaka, Japan
    PLoS ONE 7:e39003. 2012
    ..The current findings support the idea that parapinopsin is a common photopigment underlying the UV-sensitivity in wavelength discrimination of the pineal-related organs found from lampreys to reptiles...
  11. doi request reprint Gq-coupled rhodopsin subfamily composed of invertebrate visual pigment and melanopsin
    Mitsumasa Koyanagi
    Department of Biology and Geosciences, Graduate School of Sciences, Osaka City University, Sumiyoshi ku, Osaka, Japan
    Photochem Photobiol 84:1024-30. 2008
    ..Research into the Gq-coupled rhodopsin subfamily, especially invertebrate melanopsins, will provide an opportunity to investigate the evolution of various physiologic functions, based on orthologous genes, during animal evolution...
  12. pmc Homologs of vertebrate Opn3 potentially serve as a light sensor in nonphotoreceptive tissue
    Mitsumasa Koyanagi
    Department of Biology and Geosciences, Graduate School of Science, Osaka City University, Osaka 558 8585, Japan
    Proc Natl Acad Sci U S A 110:4998-5003. 2013
    ....
  13. pmc The magnitude of the light-induced conformational change in different rhodopsins correlates with their ability to activate G proteins
    Hisao Tsukamoto
    Department of Biology and Geosciences, Graduate School of Science, Osaka City University, Osaka 558 8585, Japan
    J Biol Chem 284:20676-83. 2009
    ..The different amplitude of the helix movement may also be responsible for functional diversity of G protein-coupled receptors...
  14. pmc β-arrestin functionally regulates the non-bleaching pigment parapinopsin in lamprey pineal
    Emi Kawano-Yamashita
    Department of Biology and Geosciences, Graduate School of Science, Osaka City University, Osaka, Japan
    PLoS ONE 6:e16402. 2011
    ..Such changes would have followed the evolution of vertebrate visual pigments, which generate unstable photoproducts that independently decay by chromophore dissociation...
  15. ncbi request reprint Immunohistochemical characterization of a parapinopsin-containing photoreceptor cell involved in the ultraviolet/green discrimination in the pineal organ of the river lamprey Lethenteron japonicum
    Emi Kawano-Yamashita
    Graduate School of Humanities and Sciences, Nara Women s University, Nara, Japan
    J Exp Biol 210:3821-9. 2007
    ....
  16. pmc Bistable UV pigment in the lamprey pineal
    Mitsumasa Koyanagi
    Department of Biophysics, Graduate School of Science, Kyoto University and Core Research for Evolutional Science and Technology CREST, Japan Science and Technology Corporation, Kyoto 606 8502 Japan
    Proc Natl Acad Sci U S A 101:6687-91. 2004
    ..Furthermore, we isolated the parapinopsin homologues from fish and frog pineal complexes that exhibit UV sensitivity, suggesting that parapinopsin is a common molecular basis for pineal UV reception in the vertebrate...