H Tsujibo

Summary

Affiliation: Osaka University of Pharmaceutical Sciences
Country: Japan

Publications

  1. pmc A serine protease-encoding gene (aprII) of Alteromonas sp. Strain O-7 is regulated by the iron uptake regulator (Fur) protein
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, Takatsuki, Osaka 569 1094, Japan
    Appl Environ Microbiol 66:3778-83. 2000
  2. ncbi request reprint Purification and characterization of a thermostable chitinase from Streptomyces thermoviolaceus OPC-520 and cloning of the encoding gene
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, Japan
    Biosci Biotechnol Biochem 64:96-102. 2000
  3. ncbi request reprint Synthesis of chitinase in Streptomyces thermoviolaceus is regulated by a two-component sensor-regulator system
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, 4 20 1 Nasahara, Takatsuki, Osaka, Japan
    FEMS Microbiol Lett 181:83-90. 1999
  4. ncbi request reprint Family 19 chitinases from Streptomyces thermoviolaceus OPC-520: molecular cloning and characterization
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, Takatsuki, Japan
    Biosci Biotechnol Biochem 64:2445-53. 2000
  5. pmc Molecular analysis of the gene encoding a novel transglycosylative enzyme from Alteromonas sp. strain O-7 and its physiological role in the chitinolytic system
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, 4 20 1 Nasahara, Takatsuki, Osaka 569 1094, Japan
    J Bacteriol 181:5461-6. 1999
  6. ncbi request reprint Cloning, characterization and expression of beta-N-acetylglucosaminidase gene from Streptomyces thermoviolaceus OPC-520(1)
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, 4 20 1 Nasahara, Takatsuki, Osaka 569 1094, Japan
    Biochim Biophys Acta 1425:437-40. 1998
  7. pmc A novel beta-N-acetylglucosaminidase from Streptomyces thermoviolaceus OPC-520: gene cloning, expression, and assignment to family 3 of the glycosyl hydrolases
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, 4 20 1 Nasahara, Takatsuki, Osaka 569 1094, Japan
    Appl Environ Microbiol 64:2920-4. 1998
  8. pmc Characterization of chitinase C from a marine bacterium, Alteromonas sp. strain O-7, and its corresponding gene and domain structure
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, Japan
    Appl Environ Microbiol 64:472-8. 1998
  9. pmc Cloning and sequence analysis of genes encoding xylanases and acetyl xylan esterase from Streptomyces thermoviolaceus OPC-520
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, Japan
    Appl Environ Microbiol 63:661-4. 1997
  10. ncbi request reprint Molecular cloning of the gene encoding an outer-membrane-associated beta-N-acetylglucosaminidase involved in chitin degradation system of Alteromonas sp. strain O-7
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, Takatsuki, Japan
    Biosci Biotechnol Biochem 64:2512-6. 2000

Collaborators

Detail Information

Publications17

  1. pmc A serine protease-encoding gene (aprII) of Alteromonas sp. Strain O-7 is regulated by the iron uptake regulator (Fur) protein
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, Takatsuki, Osaka 569 1094, Japan
    Appl Environ Microbiol 66:3778-83. 2000
    ..Furthermore, the gene encoding Fur was cloned and sequenced. The deduced amino acid sequence of the cloned Fur showed high sequence similarity with that from gram-negative bacteria...
  2. ncbi request reprint Purification and characterization of a thermostable chitinase from Streptomyces thermoviolaceus OPC-520 and cloning of the encoding gene
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, Japan
    Biosci Biotechnol Biochem 64:96-102. 2000
    ..coelicolor and ChiA from S. lividans. The existence of a 12-bp direct repeat sequence in the promoter region of chi30 was detected, which have been suggested to be involved in both chitin induction and glucose repression...
  3. ncbi request reprint Synthesis of chitinase in Streptomyces thermoviolaceus is regulated by a two-component sensor-regulator system
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, 4 20 1 Nasahara, Takatsuki, Osaka, Japan
    FEMS Microbiol Lett 181:83-90. 1999
    ..The extracellular chitinase activity of Streptomyces lividans 66 (pTSR2 (bearing chiS, chiR and chi40)) was significantly enhanced by a high dosage of the chiS and chiR genes...
  4. ncbi request reprint Family 19 chitinases from Streptomyces thermoviolaceus OPC-520: molecular cloning and characterization
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, Takatsuki, Japan
    Biosci Biotechnol Biochem 64:2445-53. 2000
    ..However, the repeats did not show sequence similarity to any of the known chitin-binding domains and cellulose-binding domains...
  5. pmc Molecular analysis of the gene encoding a novel transglycosylative enzyme from Alteromonas sp. strain O-7 and its physiological role in the chitinolytic system
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, 4 20 1 Nasahara, Takatsuki, Osaka 569 1094, Japan
    J Bacteriol 181:5461-6. 1999
    ..On the other hand, GlcNAc, (GlcNAc)2, and (GlcNAc)3 conversely repressed the production of chitinase to below the basal level of chitinase activity produced constitutively in medium without a carbon source...
  6. ncbi request reprint Cloning, characterization and expression of beta-N-acetylglucosaminidase gene from Streptomyces thermoviolaceus OPC-520(1)
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, 4 20 1 Nasahara, Takatsuki, Osaka 569 1094, Japan
    Biochim Biophys Acta 1425:437-40. 1998
    ..NagB effectively hydrolyzed all of the chitin oligosaccharides from dimer to hexamer...
  7. pmc A novel beta-N-acetylglucosaminidase from Streptomyces thermoviolaceus OPC-520: gene cloning, expression, and assignment to family 3 of the glycosyl hydrolases
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, 4 20 1 Nasahara, Takatsuki, Osaka 569 1094, Japan
    Appl Environ Microbiol 64:2920-4. 1998
    ..The enzyme activity was optimal at 60 degreesC and pH 5.0, and the apparent Km and Vmax values for p-nitrophenyl-beta-N-acetylglucosamine were 425.7 microM and 24.8 micromol min-1 mg of protein-1, respectively...
  8. pmc Characterization of chitinase C from a marine bacterium, Alteromonas sp. strain O-7, and its corresponding gene and domain structure
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, Japan
    Appl Environ Microbiol 64:472-8. 1998
    ..Both the fusion protein and the N-terminal domain itself bound to chitin, indicating that the N-terminal domain of ChiC constitutes an independent chitin-binding domain...
  9. pmc Cloning and sequence analysis of genes encoding xylanases and acetyl xylan esterase from Streptomyces thermoviolaceus OPC-520
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, Japan
    Appl Environ Microbiol 63:661-4. 1997
    ..However, the repeats did not show sequence similarity to any of the nine known families of cellulose-binding domains (CBDs). On the other hand, STX-II and STX-III contained identical family II CBDs in their C-terminal regions...
  10. ncbi request reprint Molecular cloning of the gene encoding an outer-membrane-associated beta-N-acetylglucosaminidase involved in chitin degradation system of Alteromonas sp. strain O-7
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, Takatsuki, Japan
    Biosci Biotechnol Biochem 64:2512-6. 2000
    ..The predicted amino acid sequence of GlcNAcaseA showed similarity to bacterial beta-N-acetylglucosaminidases belonging to the family 20 glycosyl hydrolases...
  11. ncbi request reprint Cloning, sequencing, and expression of the gene encoding an intracellular beta-D-xylosidase from Streptomyces thermoviolaceus OPC-520
    H Tsujibo
    Osaka University of Pharmaceutical Sciences, Takatsuki, Japan
    Biosci Biotechnol Biochem 65:1824-31. 2001
    ..High activity against pNPX occurred in the pH range 6.0-7.0 and temperature range 40-50 degrees C...
  12. ncbi request reprint Role of the N-terminal polycystic kidney disease domain in chitin degradation by chitinase A from a marine bacterium, Alteromonas sp. strain O-7
    H Orikoshi
    Department of Microbiology, Osaka University of Pharmaceutical Sciences, 4 20 1 Nasahara, Takatsuki, Osaka 569 1094, Japan
    J Appl Microbiol 99:551-7. 2005
    ..The aim of study was to clarify whether the polycystic kidney disease (PKD) domain of chitinase A (ChiA) participates in the hydrolysis of powdered chitin...
  13. ncbi request reprint Hypotensive effects on spontaneously hypertensive rats and antifungal activity on various species of Fusarium oxysporum of diethylstilbestrol-related compounds
    Y Inamori
    Osaka University of Pharmaceutical Sciences, Japan
    Chem Pharm Bull (Tokyo) 38:2045-6. 1990
    ..tested. Especially, II strongly inhibited the growth of Fusarium oxysporum f. sp. raphani IFO-9972 (minimum inhibitory concentration (MIC): 1.0 micrograms/ml)...
  14. ncbi request reprint Antimicrobial activity and metalloprotease inhibition of hinokitiol-related compounds, the constituents of Thujopsis dolabrata S. and Z. hondai MAK
    Y Inamori
    Osaka University of Pharmaceutical Sciences, Japan
    Biol Pharm Bull 22:990-3. 1999
    ....
  15. ncbi request reprint Cytotoxicity of the hinokitiol-related compounds, gamma-thujaplicin and beta-dolabrin
    E Matsumura
    Osaka University of Pharmaceutical Sciences, Japan
    Biol Pharm Bull 24:299-302. 2001
    ..The acute toxicities [50% lethal dose (LD50) value: intraperitoneal injection, Van der Waedem] of gamma-thujaplicin and beta-dolabrin in mice were 277 mg/kg and 232 mg/kg, respectively...
  16. ncbi request reprint Biological activities of racemomycin-B, beta-lysine rich streptothricin antibiotic, the main component of Streptomyces lavendulae OP-2
    Y Inamori
    Osaka University of Pharmaceutical Sciences, Japan
    Chem Pharm Bull (Tokyo) 38:2296-8. 1990
    ....
  17. ncbi request reprint Nucleotide sequences of the cDNA and an intronless pseudogene for human lactate dehydrogenase-A isozyme
    H Tsujibo
    Eur J Biochem 147:9-15. 1985
    ..9% differences (114 transitions, 65 transversions and 36 deletions/insertions). Further, only four out of the 25 dCpdG dinucleotides present in the cDNA sequence remain unchanged, although the sequences possess 87.1% homology...