Yosuke Koga

Summary

Affiliation: University of Occupational and Environmental Health
Country: Japan

Publications

  1. ncbi Did archaeal and bacterial cells arise independently from noncellular precursors? A hypothesis stating that the advent of membrane phospholipid with enantiomeric glycerophosphate backbones caused the separation of the two lines of descent
    Y Koga
    Department of Chemistry, University of Occupational and Environmental Health, Yahatanishi ku, Kitakyushu 807, Japan
    J Mol Evol 46:54-63. 1998
  2. ncbi Biosynthesis of ether-type polar lipids in archaea and evolutionary considerations
    Yosuke Koga
    Department of Chemistry, University of Occupational and Environmental Health, 1 1 Iseigaoka, Yahatanishi ku, Kitakyushu 807 8555, Japan
    Microbiol Mol Biol Rev 71:97-120. 2007
  3. ncbi Identification of sn-glycerol-1-phosphate dehydrogenase activity from genomic information on a hyperthermophilic archaeon, Sulfolobus tokodaii strain 7
    Yosuke Koga
    Department of Chemistry, School of Medicine, University of Occupational and Environmental Health, Japan
    Biosci Biotechnol Biochem 70:282-5. 2006
  4. ncbi Recent advances in structural research on ether lipids from archaea including comparative and physiological aspects
    Yosuke Koga
    Department of Chemistry, School of Medicine, University of Occupational and Environmental Health, Kitakyushu, Japan
    Biosci Biotechnol Biochem 69:2019-34. 2005
  5. ncbi Special methods for the analysis of ether lipid structure and metabolism in archaea
    Yosuke Koga
    Department of Chemistry, School of Medicine, University of Occupational and Environmental Health, Kitakyushu 807-8555, Japan
    Anal Biochem 348:1-14. 2006
  6. ncbi Transfer of pro-R hydrogen from NADH to dihydroxyacetonephosphate by sn-glycerol-1-phosphate dehydrogenase from the archaeon Methanothermobacter thermautotrophicus
    Yosuke Koga
    Department of Chemistry, University of Occupational and Environmental Health, Kitakyushu, Japan
    Biosci Biotechnol Biochem 67:1605-8. 2003
  7. ncbi Thermal adaptation of the archaeal and bacterial lipid membranes
    Yosuke Koga
    Department of Chemistry, University of Occupational and Environmental Health, Yahata nishi ku, Kitakyushu 807 8555, Japan
    Archaea 2012:789652. 2012
  8. ncbi A dendrogram of archaea based on lipid component parts composition and its relationship to rRNA phylogeny
    Yosuke Koga
    Department of Chemistry, School of Medicine, University of Occupational and Environmental Health, 1 1 Iseigaoka, Yahatanishi ku, Kitakyushu, Japan
    Syst Appl Microbiol 31:169-82. 2008
  9. ncbi In vitro biosynthesis of ether-type glycolipids in the methanoarchaeon Methanothermobacter thermautotrophicus
    Hiroyuki Morii
    Department of Chemistry, School of Medicine, University of Occupational and Environmental Health, Yahatanishi ku, Kitakyushu 807 8555, Japan
    J Bacteriol 189:4053-61. 2007
  10. ncbi Structural analysis by reductive cleavage with LiAlH4 of an allyl ether choline-phospholipid, archaetidylcholine, from the hyperthermophilic methanoarchaeon Methanopyrus kandleri
    Masateru Nishihara
    Department of Chemistry, University of Occupational and Environmental Health, Kitakyushu 807-8555, Japan
    Archaea 1:123-31. 2002

Collaborators

Detail Information

Publications18

  1. ncbi Did archaeal and bacterial cells arise independently from noncellular precursors? A hypothesis stating that the advent of membrane phospholipid with enantiomeric glycerophosphate backbones caused the separation of the two lines of descent
    Y Koga
    Department of Chemistry, University of Occupational and Environmental Health, Yahatanishi ku, Kitakyushu 807, Japan
    J Mol Evol 46:54-63. 1998
    ..We propose here the hypothesis that Archaea and Bacteria were differentiated by the occurrence of cells enclosed by membranes of phospholipids with G-1-P and G-3-P as a backbone, respectively...
  2. ncbi Biosynthesis of ether-type polar lipids in archaea and evolutionary considerations
    Yosuke Koga
    Department of Chemistry, University of Occupational and Environmental Health, 1 1 Iseigaoka, Yahatanishi ku, Kitakyushu 807 8555, Japan
    Microbiol Mol Biol Rev 71:97-120. 2007
    ..Considering the nature of the phospholipid synthesis pathways, we here propose that common phospholipid polar head groups were present in precells before the differentiation into archaea and bacteria...
  3. ncbi Identification of sn-glycerol-1-phosphate dehydrogenase activity from genomic information on a hyperthermophilic archaeon, Sulfolobus tokodaii strain 7
    Yosuke Koga
    Department of Chemistry, School of Medicine, University of Occupational and Environmental Health, Japan
    Biosci Biotechnol Biochem 70:282-5. 2006
    ..tokodaii. This is another line of evidence for the general mechanism of sn-glycerol-1-phosphate formation by the enzyme...
  4. ncbi Recent advances in structural research on ether lipids from archaea including comparative and physiological aspects
    Yosuke Koga
    Department of Chemistry, School of Medicine, University of Occupational and Environmental Health, Kitakyushu, Japan
    Biosci Biotechnol Biochem 69:2019-34. 2005
    ..In the last part of this review we discuss this problem...
  5. ncbi Special methods for the analysis of ether lipid structure and metabolism in archaea
    Yosuke Koga
    Department of Chemistry, School of Medicine, University of Occupational and Environmental Health, Kitakyushu 807-8555, Japan
    Anal Biochem 348:1-14. 2006
  6. ncbi Transfer of pro-R hydrogen from NADH to dihydroxyacetonephosphate by sn-glycerol-1-phosphate dehydrogenase from the archaeon Methanothermobacter thermautotrophicus
    Yosuke Koga
    Department of Chemistry, University of Occupational and Environmental Health, Kitakyushu, Japan
    Biosci Biotechnol Biochem 67:1605-8. 2003
    ..These results confirmed a prediction of the tertiary structure of sn-glycerol-1-phosphate dehydrogenase by homology modeling...
  7. ncbi Thermal adaptation of the archaeal and bacterial lipid membranes
    Yosuke Koga
    Department of Chemistry, University of Occupational and Environmental Health, Yahata nishi ku, Kitakyushu 807 8555, Japan
    Archaea 2012:789652. 2012
    ..The two modes of thermal adaptation were established concurrently with the "lipid divide."..
  8. ncbi A dendrogram of archaea based on lipid component parts composition and its relationship to rRNA phylogeny
    Yosuke Koga
    Department of Chemistry, School of Medicine, University of Occupational and Environmental Health, 1 1 Iseigaoka, Yahatanishi ku, Kitakyushu, Japan
    Syst Appl Microbiol 31:169-82. 2008
    ..A unique lipid component parts combination pattern characterized the taxon. The results confirm and extend a previously reported conclusion based on a more statistical basis...
  9. ncbi In vitro biosynthesis of ether-type glycolipids in the methanoarchaeon Methanothermobacter thermautotrophicus
    Hiroyuki Morii
    Department of Chemistry, School of Medicine, University of Occupational and Environmental Health, Yahatanishi ku, Kitakyushu 807 8555, Japan
    J Bacteriol 189:4053-61. 2007
    ..The addition of Mg(2+) increased the formation of diglucosyl caldarchaetidylinositol. This suggested that the same enzyme set synthesized the sole sugar moiety of diether-type glycolipids and tetraether-type phosphoglycolipids...
  10. ncbi Structural analysis by reductive cleavage with LiAlH4 of an allyl ether choline-phospholipid, archaetidylcholine, from the hyperthermophilic methanoarchaeon Methanopyrus kandleri
    Masateru Nishihara
    Department of Chemistry, University of Occupational and Environmental Health, Kitakyushu 807-8555, Japan
    Archaea 1:123-31. 2002
    ..To our knowledge, this is the first report of a specific chemical degradation method for the structural analysis of allyl ether phospholipid in archaea...
  11. ncbi CDP-2,3-Di-O-geranylgeranyl-sn-glycerol:L-serine O-archaetidyltransferase (archaetidylserine synthase) in the methanogenic archaeon Methanothermobacter thermautotrophicus
    Hiroyuki Morii
    Department of Chemistry, School of Medicine, University of Occupational and Environmental Health, Kitakyushu 807 8555, Japan
    J Bacteriol 185:1181-9. 2003
    ..The possibility that a gene encoding the subclass II phosphatidylserine synthase might be transferred from a bacterium to an ancestor of methanogens is discussed...
  12. ncbi [Diversification of Bacteria, Archaea, and Eucarya--a hypothesis based on the enantiomeric glycerophospholipids]
    Yosuke Koga
    Department of Chemistry, School of Medicine, University of Occupational and Environmental Health, 1-1 Iseigaoka, Yahatanishi-ku, Kita-kyushu 807-8555, Japan
    Seikagaku 76:349-58. 2004
  13. ncbi Densitometric quantification of ether-type phospholipids
    Shinji Oe
    Department of Chemistry, School of Medicine, University of Occupational and Environmental Health, Yahatanishi ku, Kitakyushu 807 8555, Japan
    J UOEH 30:269-78. 2008
    ....
  14. ncbi A novel biosynthetic pathway of archaetidyl-myo-inositol via archaetidyl-myo-inositol phosphate from CDP-archaeol and D-glucose 6-phosphate in methanoarchaeon Methanothermobacter thermautotrophicus cells
    Hiroyuki Morii
    Department of Chemistry, University of Occupational and Environmental Health, Kitakyusyu 807 8555, Japan
    J Biol Chem 284:30766-74. 2009
    ..This is the first report of the biosynthesis of ether-type inositol phospholipids in Archaea...
  15. ncbi A revised biosynthetic pathway for phosphatidylinositol in Mycobacteria
    Hiroyuki Morii
    Department of Chemistry, University of Occupational and Environmental Health, Japan, 1 1 Iseigaoka, Yahatanishi ku, Kitakyushu, 807 8555, Japan
    J Biochem 148:593-602. 2010
    ..coli cell homogenates. This activity could be explained by the presence of two minor PI metabolic pathways: PI/inositol exchange reaction and phosphorylation of inositol by ATP prior to entering the PIP synthase pathway...
  16. ncbi Analysis of membrane stereochemistry with homology modeling of sn-glycerol-1-phosphate dehydrogenase
    Hiromi Daiyasu
    Department of Computational Biology, Biomolecular Engineering Research Institute, 6 2 3, Furuedai, Suita, Osaka 565 0874, Japan
    Protein Eng 15:987-95. 2002
    ....
  17. ncbi A study of archaeal enzymes involved in polar lipid synthesis linking amino acid sequence information, genomic contexts and lipid composition
    Hiromi Daiyasu
    Bioinformatics Center, Institute for Chemical Research, Kyoto University, Gokasho, Uji, Kyoto 611-0011, Japan
    Archaea 1:399-410. 2005
    ..No archaeal hypothetical protein with sequence similarity to known phosphatidylcholine synthases was detected in this study...
  18. ncbi Lipid component parts analysis of the hyperthermophilic sulfate-reducing archaeon Archaeoglobus fulgidus
    Megumi Tarui
    The Clinical Training Center, The University of Tokyo Hospital, Bunkyo ku, Tokyo 113 0033, Japan
    J UOEH 29:131-9. 2007
    ..An amino group containing phospholipid was found for the first time in an archaeon other than methanogenic archaea...