SAKAMOTO Wataru

Last updated: Oct 22, 2019 at 14:31

Name	SAKAMOTO Wataru
URL	http://www.rib.okayama-u.ac.jp/saka/index-j.html
Affiliation	Okayama University
Section	Institute of Plant Science and Resources
Job title	Professor

Research Interests

Plant Physiology(250) , Plant Molecular Biology(53) , Genetics(227) , Plant Breeding(137)

Research Areas

Basic biology / Plant molecular biology/Plant physiology /
Agriculture / Breeding science /
Basic biology / Genetics/Genome dynamics /

Academic & Professional Experience

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2003

-　Professor,Institute of Plant Science and Resources,Okayama University

Awards & Honors

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2001

Young Investigator''s Award, The Genetic Society of Japan

Published Papers

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Impaired PSII Proteostasis Promotes Retrograde Signaling via Salicylic Acid

Jianli Duan, Keun Pyo Lee, Vivek Dogra, Siyuan Zhang, Kaiwei Liu, Carlos Caceres-Moreno, Shanshan Lv, Weiman Xing, Yusuke Kato, Wataru Sakamoto, Renyi Liu, Alberto P. Macho, Chanhong Kim

Plant Physiology 180(4) 2182 Aug 2019 [Refereed]

Organelle DNA degradation contributes to the efficient use of phosphate in seed plants

Tsuneaki Takami, Norikazu Ohnishi, Yuko Kurita, Shoko Iwamura, Miwa Ohnishi, Makoto Kusaba, Tetsuro Mimura, Wataru Sakamoto

Nature Plants Dec 2018 [Refereed]

The Photosystem II Repair Cycle Requires FtsH Turnover through the EngA GTPase

Yusuke Kato, Kiwamu Hyodo, Wataru Sakamoto

Plant Physiology 178(2) 596 Oct 2018 [Refereed]

Targeted proteome analysis of microalgae under high-light conditions by optimized protein extraction of photosynthetic organisms

Masakazu Toyoshima, Masumi Sakata, Kazuki Ohnishi, Yuma Tokumaru, Yusuke Kato, Ryutaro Tokutsu, Wataru Sakamoto, Jun Minagawa, Fumio Matsuda, Hiroshi Shimizu

Journal of Bioscience and Bioengineering Sep 2018 [Refereed]

Selective Elimination of Membrane-Damaged Chloroplasts via Microautophagy

Sakuya Nakamura, Jun Hidema, Wataru Sakamoto, Hiroyuki Ishida, Masanori Izumi

Plant Physiology 177(3) 1007-1026 Jul 2018 [Refereed]

VIPP1 Involved in Chloroplast Membrane Integrity Has GTPase Activity in Vitro

Ohnishi Norikazu, Zhang Lingang, Sakamoto Wataru

Plant Physiology 177(1) 328-338 2018 [Refereed]

Taiwan-Japan Plant Biology 2017 Spotlight Issue: From Light Signals/Signaling to Photosynthesis and Chloroplast Development

Nishimura Kenji, Matsushita Tomonao, Shikanai Toshiharu, Sakamoto Wataru

Plant and Cell Physiology 59(6) 1099-1103 2018 [Refereed]

Overexpression of the protein disulfide isomerase AtCYO1 in chloroplasts slows dark-induced senescence in Arabidopsis

Tominaga Jun, Nakahara Yasutoshi, Horikawa Daisuke, Tanaka Ayumi, Kondo Maki, Kamei Yasuhiro, Takami Tsuneaki, Sakamoto Wataru, Unno Kazutoshi, Sakamoto Atsushi, Shimada Hiroshi

Bmc Plant Biology 18 2018 [Refereed]

Impairment of Lhca4, a subunit of LHCI, causes high accumulation of chlorophyll and the stay-green phenotype in rice

Yamatani Hiroshi, Kohzuma Kaori, Nakano Michiharu, Takami Tsuneaki, Kato Yusuke, Hayashi Yoriko, Monden Yuki, Okumoto Yutaka, Abe Tomoko, Kumamaru Toshihiro, Tanaka Ayumi, Sakamoto Wataru, Kusabal Makoto

Journal of Experimental Botany 69(5) 1027-1035 2018 [Refereed]

Chloroplast DNA Dynamics: Copy Number, Quality Control and Degradation

Sakamoto Wataru, Takami Tsuneaki

Plant and Cell Physiology 59(6) 1120-1127 2018 [Refereed]

Essentials of Proteolytic Machineries in Chloroplasts

Nishimura Kenji, Kato Yusuke, Sakamoto Wataru

Molecular Plant 10(1) 4-19 2017 [Refereed]

Geometrical Formation of Compound Starch Grains in Rice Implements Voronoi Diagram

Matsushima Ryo, Maekawa Masahiko, Sakamoto Wataru

Plant and Cell Physiology 56(11) 2150-2157 2015 [Refereed]

A Mutation in GIANT CHLOROPLAST Encoding a PARC6 Homolog Affects Spikelet Fertility in Rice

Kamau Peter K, Sano Shingo, Takami Tsuneaki, Matsushima Ryo, Maekawa Masahiko, Sakamoto Wataru

Plant and Cell Physiology 56(5) 977-991 2015 [Refereed]

Highly Oxidized Peroxisomes Are Selectively Degraded via Autophagy in Arabidopsis

Shibata Michitaro, Oikawa Kazusato, Yoshimoto Kohki, Kondo Maki, Mano Shoji, Yamada Kenji, Hayashi Makoto, Sakamoto Wataru, Ohsumi Yoshinori, Nishimura Mikio

Plant Cell 25(12) 4967-4983 2013 [Refereed]

Widespread Endogenization of Genome Sequences of Non-Retroviral RNA Viruses into Plant Genomes

Chiba Sotaro, Kondo Hideki, Tani Akio, Saisho Daisuke, Sakamoto Wataru, Kanematsu Satoko, Suzuki Nobuhiro

Plos Pathogens 7(7) 2011 [Refereed]

Highly efficient visual selection of transgenic rice plants using green fluorescent protein or anthocyanin synthetic genes

Saika Hiroaki, Sakamoto Wataru, Maekawa Masahiko, Toki Seiichi

Plant Biotechnology 28(1) 107-110 2011 [Refereed]

Identification and Characterization of High Molecular Weight Complexes Formed by Matrix AAA Proteases and Prohibitins in Mitochondria of Arabidopsis thaliana

Piechota Janusz, Kolodziejczak Marta, Juszczak Ilona, Sakamoto Wataru, Janska Hanna

Journal of Biological Chemistry 285(17) 12512-12521 2010 [Refereed]

Leaf-variegated tobacco plants generated by knocking-down FtsH gene

Kouso Takayoshi, Kato Yusuke, Sakamoto Wataru

Genes & Genetic Systems 84(6) 471 2009 [Refereed]

Dynamic behavior of organellar DNAs during male gametophyte development in higher plants

Sakamoto Wataru, Matsushita Ryo

Genes & Genetic Systems 84(6) 487 2009 [Refereed]

Arrested Differentiation of Proplastids into Chloroplasts in Variegated Leaves Characterized by Plastid Ultrastructure and Nucleoid Morphology

Sakamoto Wataru, Uno Yasuyuki, Zhang Quan, Miura Eiko, Kato Yusuke, Sodmergen

Plant and Cell Physiology 50(12) 2069-2083 2009 [Refereed]

Activation of the heterotrimeric G protein alpha-subunit GPA1 suppresses the ftsh-mediated inhibition of chloroplast development in Arabidopsis

Zhang Lingang, Wei Qing, Wu Wenjuan, Cheng Yuxiang, Hu Guangzhen, Hu Fenhong, Sun Yi, Zhu Ying, Sakamoto Wataru, Huang Jirong

Plant Journal 58(6) 1041-1053 2009 [Refereed]

Plant mitochondrial rhomboid, AtRBL12, has different substrate specificity from its yeast counterpart

Kmiec-Wisniewska Beata, Krumpe Katrin, Urantowka Adam, Sakamoto Wataru, Pratje Elke, Janska Hanna

Plant Molecular Biology 68(1-2) 159-171 2008 [Refereed]

Influence of chloroplastic photo-oxidative stress on mitochondrial alternative oxidase capacity and respiratory properties: A case study with arabidopsis yellow variegated 2

Yoshida Keisuke, Watanabe Chihiro, Kato Yusuke, Sakamoto Wataru, Noguchi Ko

Plant and Cell Physiology 49(4) 592-603 2008 [Refereed]

Arabidopsis ELONGATED MITOCHONDRIA1 is required for localization of DYNAMIN-RELATED PROTEIN3A to mitochondrial fission sites

Arimura Shin-ichi, Fujimoto Masaru, Doniwa Yoko, Kadoya Naoki, Nakazono Mikio, Sakamoto Wataru, Tsutsumi Nobuhiro

Plant Cell 20(6) 1555-1566 2008 [Refereed]

The balance between chloroplast protein synthesis and degradation as an important factor of chloroplast biogenesis and maintenance

Sakamoto W.

Photosynthesis Research 91(2-3) 268 2007 [Refereed]

Relationship between the oxidative stress in chloroplasts and the mitochondrial respiratory properties in yellow variegated 2 mutants

Yoshida Keisuke, Watanabe Chihiro, Terashima Ichiro, Kato Yusuke, Sakamoto Wataru, Noguchi Ko

Plant and Cell Physiology 48 S178 2007 [Refereed]

Physiological and biochemical dissection of the white sectors of yellow variegated2

Kato Yusuke, Miura Eiko, Matushima Ryo, Sakamoto Wataru

Plant and Cell Physiology 48 S115 2007 [Refereed]

Multiple intracellular locations of Lon protease in arabidopsis: Evidence for the localization of AtLon4 to chloroplasts

Ostersetzer Oren, Kato Yusuke, Adam Zach, Sakamoto Wataru

Plant and Cell Physiology 48(6) 881-885 2007 [Refereed]

Isolation and characterization of Ty1/copia-like retrotransposons in mung bean (Vigna radiata)

Xiao Weimin, Su Yuhui, Sakamoto Wataru, Sodmergen

Journal of Plant Research 120(2) 323-328 2007 [Refereed]

Identification of fug1 and sco1 as a suppressor of leaf variegation in var mutants

Miura Eiko, Koto Yusuke, Matsushima Ryo, Sakamoto Wataru

Plant and Cell Physiology 48 S115 2007 [Refereed]

Genetic dissection of leaf variegation in Arabidopsis

Sakamoto Wataru

Genes & Genetic Systems 82(6) 501 2007 [Refereed]

Flower and leaf color modification by expression of transcriptional factors in petunia

Umemoto Naovuki, Fukaya Noritaka, Takano Masayo, Sakamoto Wataru

Plant and Cell Physiology 48 S223 2007 [Refereed]

Distribution mechanism and physiological roles of inorganic ion gradient in a leaf

Nagai Makiko, Uehara Takeo, Miura Eiko, Sakamoto Wataru, Yamagami Mutsmui, Fukaki Hidehiro, Kitamura Akira, Mimura Tetsuro

Plant and Cell Physiology 48 S31 2007 [Refereed]

Overexpression and characterization of FtsH protease from Arabidopsis

Amano T, Sakamoto W, Shioi Y

Plant and Cell Physiology 47 S240 2006 [Refereed]

Molecular characterization of organelle inheritance in higher plants using model plants

Matsushima R, Hattori C, Sodmergen, Sakamoto W

Plant and Cell Physiology 47 S172 2006 [Refereed]

Isolation of Arabidopsis mutants with defect in mitochondrial morphology

Arimura Shin-ichi, Feng Xiaoge, Sakamoto Wataru, Tsutsumi Nobuhiro

Genes & Genetic Systems 81(6) 451 2006 [Refereed]

Effects of dysfunction in defense systems toward photoinhibition on mitochondrial respiration

Yoshida K, Sakamoto W, Shikanai T, Terashima I, Noguchi K

Plant and Cell Physiology 47 S168 2006 [Refereed]

Different amounts of DNA in each mitochondrion in rice root

Takanashi Hideki, Arimura Shin-ichi, Sakamoto Wataru, Tsutsumi Nobuhiro

Genes & Genetic Systems 81(3) 215-218 2006 [Refereed]

Characterization of T-DNA insertion mutants for genes encoding mitochondrial FtsHs

Sakamoto W, Gibala-Litwin M, Janska H

Plant and Cell Physiology 47 S69 2006 [Refereed]

Arabidopsis male gametophytic mutants deficient in organellar DNA disappearance

Kubo M, Matsushima R, Hattori C, Sodmergen, Sakamoto W

Plant and Cell Physiology 47 S147 2006 [Refereed]

Quality control of membrane proteins in chloroplasts and its relationship to light adaptation

Sakamoto W

Plant and Cell Physiology 46 S19 2005 [Refereed]

Protein quality control and membrane proteases in chloroplasts

Sakamoto W

Seikagaku 77(4) 335-339 2005 [Refereed]

Isolation of mutations that suppress leaf variegation in var2 of Arabidopsis

Miura E, Sakamoto W

Plant and Cell Physiology 46 S91 2005 [Refereed]

An Arabidopsis mutant deficient in pollen mitosis II

Kubo M, Sakamoto W

Plant and Cell Physiology 46 S27 2005 [Refereed]

Isolation of mutants with aberrant mitochondrial morphology from Arabidopsis thaliana

Feng XG, Arimura S, Hirano HY, Sakamoto W, Tsutsumi N

Genes & Genetic Systems 79(5) 301-305 2004 [Refereed]

Isolation and characterization of Ty1/copia-like reverse transcriptase sequences from mung bean

Xiao WM, Sakamoto W, Sodmergen

Acta Botanica Sinica 46(5) 582-587 2004 [Refereed]

Expression levels of VAR1 and VAR2 metalloproteases the var2 alleles of Arabidopsis

Sakamoto W

Plant and Cell Physiology 45 S210 2004 [Refereed]

Analysis of the CRUMPLED LEAF that is involved in the plastid division, cell division, and cell differentiation in Arabidopsis thaliana

Asano T, Yoshioka Y, Kurei S, Sakamoto W, Dmergen S, Fujiwara M, Yoshida S, Machida Y

Plant and Cell Physiology 45 S21 2004 [Refereed]

Allelic characterization of the leaf-variegated mutation var2 identifies the conserved amino acid residues of FtsH that are important for ATP hydrolysis and proteolysis

Sakamoto W, Miura E, Kaji Y, Okuno T, Nishizono M, Ogura T

Plant Molecular Biology 56(5) 705-716 2004 [Refereed]

A mutation of the CRUMPLED LEAF gene that encodes a protein localized in the outer envelope membrane of plastids affects the pattern of cell division, cell differentiation, and plastid division in Arabidopsis

Asano T, Yoshioka Y, Kurei S, Sakamoto W, Machida Y

Plant Journal 38(3) 448-459 2004 [Refereed]

Leaf-variegated mutations and their responsible genes in Arabidopsis thaliana

Sakamoto W

Genes & Genetic Systems 78(1) 1-9 2003 [Refereed]

FtsH gene family in Arabidopsis and characterization of their knockout mutants

Hoshino T, Sakamoto W

Plant and Cell Physiology 44 S60 2003 [Refereed]

Dielectric relaxation of vegetable-based polyurethane

Sakamoto WK, Kanda DHF, Andrade FD, Das-Gupta DK

Journal of Materials Science 38(7) 1465-1470 2003 [Refereed]

Coordinated regulation and complex formation of YELLOW VARIEGATED1 and YELLOW VARIEGATED2, chloroplastic FtsH metalloproteases involved in the repair cycle of photosystem II in Arabidopsis thylakoid membranes

Sakamoto W, Zaltsman A, Adam Z, Takahashi Y

Plant Cell 15(12) 2843-2855 2003 [Refereed]

Coordinated regulation and complex formation of VAR1 and VAR2 metalloproteases in Arabidopsis thylakoid membranes

Sakamoto W

Plant and Cell Physiology 44 S59 2003 [Refereed]

Crumpled leaf mutant in Arabidopsis thaliana shows an abnormality in the orientation of the cell devision and contains gigantic chloroplasts in the mesophyll cells

Asano T, Yoshioka S, Kurei S, Sakamoto W, Sodmergen, Machida Y

Plant and Cell Physiology 43 S83 2002 [Refereed]

Misc

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In vivo analysis of Chlamydomonas chloroplast pet D gene expression using stable transformation of β-glucuronidase translational fusions.

Proc. Natl. Acad. Sci USA 90,497

Characterization of a flower-specific gene encoding a putative myrosinase binding protein in #IDBArabidopsis(/)-#IRDB#IDBthaliana(/)-#IRDB

Plant and Cell Physiology 40 1287

A single gene of chloroplast origin codes for mitochondrial and chloroplastic methionyl-+RNA synthetases in #IDBA(/)-#IRDB.#IDBthaliana(/)-#IRDB.

Proc.Natl.Acad.Sci.USA 95 11014

Functional complementation of an #IDBoxal(/)-#IRDB^- yeast mutation identifies an #IDBArabidopsis(/)-#IRDB#IDBthaliana(/)-#IRDB cDNA involved in the assembly of respiratory complexes.

Plant Journal 12(6) 1319

An unusual mifochondrial #IDBatp(/)-#IRDB9-#IDBrpl16(/)-#IRDB cotranscript found in the maternal distorted mutant of #IDBArabidopsis(/)-#IRDB #IDBthaliana(/)-#IRDB : implication of GUG as an initiation codon in plant mitochondria.

Plant and Cell Physiology 38(8) 975

Isolation of an #IDBArabidopsis(/)-#IRDB #IDBthaliana(/)-#IRDB cDNA by complementation of a yeast #IDBabc1(/)-#IRDB deletion mutant deficient in complex (]G0003[)respiratory activity

Gene 221 117

#IDBArabidopsis(/)-#IRDB #IDBthaliana(/)-#IRDB vegitative storage protein (VSP) genes : gene organization and tissue-specific expression.

Plant Molecular Biology 38 565

Establishment of in situ hybridization using Technovit resion in Arabidopsis thaliana.

Plant Mol.Biol.Rep., 17: 43-51

Mitochondrial localization of AtOXA1, an Arabidopsis homologue of yeast Oxa1p involved in the insertion and assembly of protein complexes in mitochondrial inner membrane.

Plant and Cell Physiol., 41: 1157-1163

The YELLOW VARIEGATED (VAR2) locus encodes a homologue of FtsH, an ATP-dependent protease in Arabidopsis.

Plant and Cell Physiology 41: 1334-1346

Restriction fragments homologous to mitochondrial plasmid-like DNAs are located within limited chromosomal regions on the rice nuclear genome.

Theoretical and Applied Genetics 87,577

Function of the #IDBChlamydomonas reinhardtii(/)-#IRDB petD 5'' untranslated region in regulating the accumulation of subunit IV of the cytochrome b₆lf complex.

Plant Journal 6 503

petD mRNA maturation in #IDBChlamydomonas reinhardtii(/)-#IRDB : role of 5'' endonucleolytic processing.

Molecular and Cellular Biology 14 6180

The petD gene is transcribed by functionally redundant promoters in #IDBChlamydomonas reinhardtii(/)-#IRDB Chloroplasts.

Molecular and Cellular Biology 14 6171

Altered mitochondrial gene expression in a maternal distorted leaf mutant of Arabidopsis induced by chloroplast mutator

The Plant Cell 8 1377

Isolation and characterization of cDNA clones corresponding to the genes expressed preferentially in floral organs of Arabidopsis thaliana.

Plant Mol. Biol. 32 759

Cloning and molecular analysis of the Arabidopsis gene Terminal Flower 1.

Mol. Gen. Genet. 254 186

RNA editing of Arabidopsis mitochondrial atp9 geve and expression of the unedited subunit 9 protein in transgenic plants

Modification of Gene expression and non-Mendelian inheritance 401

Association Memberships

The Japanese Society of Plant Physiologists(512) , The Japanese Society of Breeding(5)