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Literature summary for 1.15.1.1 extracted from

  • Xie, X.; Ying, S.; Feng, M.
    Characterization of a new Cu/Zn-superoxide dismutase from Beauveria bassiana and two site-directed mutations crucial to its antioxidation activity without chaperon (2010), Enzyme Microb. Technol., 46, 217-222.
No PubMed abstract available

Cloned(Commentary)

Cloned (Comment) Organism
gene BbSod1, DNA and amino acid sequence determination and analysis, phylogenetic analysis, subcloning in Escherichia coli strain DH5alpha, expression as His-tagged wild-type and mutant enzymes and as His-tagged Saccharomyces cerevisiae superoxide dismutase 1 copper chaperone-fusion enzyme, i.e. SOD1-Lys7, in Escherichia coli BL21(DE3) Beauveria bassiana

Protein Variants

Protein Variants Comment Organism
additional information construction of a chimeric SOD1 mutant fused to Saccharomyces cerevisiae superoxide dismutase 1 copper chaperone-fusion enzyme, Lys7, the chimeric mutant SOD1-Lys7 shows increased activirty compared to the wild-type SOD1 and SOD1 mutant P143S/P145L Beauveria bassiana
P143S/P145L site-directed mutagenesis, gain-of-function, the mutant shows increased activirty compared to the wild-type SOD1 Beauveria bassiana

Metals/Ions

Metals/Ions Comment Organism Structure
Cu2+ a CuZn-superoxide dismutase Beauveria bassiana
Zn2+ a CuZn-superoxide dismutase Beauveria bassiana

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
45000
-
x *17000, recombinant SOD1, SDS-PAGE, x * 45000, recombinant SOD1-Lys7, SDS-PAGE Beauveria bassiana

Organism

Organism UniProt Comment Textmining
Beauveria bassiana C7EXL1 gene BbSod1
-
Beauveria bassiana 2860 C7EXL1 gene BbSod1
-

Purification (Commentary)

Purification (Comment) Organism
recombinant His-tagged wild-type and mutant enzymes and His-tagged SOD1-Lys7 from Escherichia coli BL21(DE3) by nickel affinity chromatography Beauveria bassiana

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
178.7
-
recombinant wild-type SOD1, pH not specified in the publication, temperature not specified in the publication Beauveria bassiana
1331
-
recombinant SOD1-Lys7 chimera, pH not specified in the publication, temperature not specified in the publication Beauveria bassiana
3788
-
recombinant SOD1 mutant P143S/P145L, pH not specified in the publication, temperature not specified in the publication Beauveria bassiana

Subunits

Subunits Comment Organism
? x *17000, recombinant SOD1, SDS-PAGE, x * 45000, recombinant SOD1-Lys7, SDS-PAGE Beauveria bassiana

Synonyms

Synonyms Comment Organism
Cu/Zn-superoxide dismutase
-
Beauveria bassiana
SOD1
-
Beauveria bassiana