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Literature summary for 1.12.99.6 extracted from

  • Aono, S.; Kamachi, T.; Okura, I.
    Characterization and thermostability of a membrane-bound hydrogenase from a thermophilic hydrogen oxidizing bacterium, Bacillus schlegelii (1993), Biosci. Biotechnol. Biochem., 57, 1177-1179.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
Cu2+ complete inhibition at 1 mM Hydrogenibacillus schlegelii
Hg2+ complete inhibition at 1 mM Hydrogenibacillus schlegelii

Metals/Ions

Metals/Ions Comment Organism Structure
Ni NiFe-hydrogenase Hydrogenibacillus schlegelii

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
28000
-
1 * 66000 + 1 * 28000, SDS-PAGE Hydrogenibacillus schlegelii
66000
-
1 * 66000 + 1 * 28000, SDS-PAGE Hydrogenibacillus schlegelii
100000
-
gel filtration Hydrogenibacillus schlegelii

Organism

Organism UniProt Comment Textmining
Hydrogenibacillus schlegelii
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Hydrogenibacillus schlegelii

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.4 0.7 H2 evolution Hydrogenibacillus schlegelii
84
-
H2 oxidation Hydrogenibacillus schlegelii

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
H2 + acceptor methylene blue acts as electron acceptor Hydrogenibacillus schlegelii H+ + reduced acceptor
-
r

Subunits

Subunits Comment Organism
dimer 1 * 66000 + 1 * 28000, SDS-PAGE Hydrogenibacillus schlegelii

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
60
-
assay at Hydrogenibacillus schlegelii

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
60
-
90% activity after 12 h Hydrogenibacillus schlegelii
70
-
50% activity after 4 h Hydrogenibacillus schlegelii
80
-
50% activity after 2.5 h Hydrogenibacillus schlegelii