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Literature summary for 1.12.99.6 extracted from

  • George, S.J.; Kurkin, S.; Thorneley, R.N.; Albracht, S.P.
    Reactions of H2, CO, and O2 with active [NiFe]-hydrogenase from Allochromatium vinosum. A stopped-flow infrared study (2004), Biochemistry, 43, 6808-6819.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
CO competitive inhibition Allochromatium vinosum
O2 reversible inactivation; reversible inhibition Allochromatium vinosum

Localization

Localization Comment Organism GeneOntology No. Textmining
membrane
-
Allochromatium vinosum 16020
-

Metals/Ions

Metals/Ions Comment Organism Structure
Fe contains bimetallic center in active site Allochromatium vinosum
Fe contains Fe-s clusters Allochromatium vinosum
Ni NiFe-hydrogenase Allochromatium vinosum
Ni contains bimetallic center in active site Allochromatium vinosum

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
H2 + acceptor Allochromatium vinosum
-
acceptorH2
-
?

Organism

Organism UniProt Comment Textmining
Allochromatium vinosum
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Allochromatium vinosum

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
300
-
-
Allochromatium vinosum
300
-
acceptor benzyl viologen Allochromatium vinosum

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
H+ + Abz-VAA
-
Allochromatium vinosum ?
-
?
H2 + acceptor
-
Allochromatium vinosum acceptorH2
-
?
H2 + oxidized benzyl viologen
-
Allochromatium vinosum reduced benzyl viologen
-
?
H2 + oxidized benzyl viologen
-
Allochromatium vinosum reduced benzyl viologen + H+
-
r

Synonyms

Synonyms Comment Organism
NiFe hydrogenase
-
Allochromatium vinosum

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
1500 9000 Abz-VAA NiFe hydrogenase attached to a pyrolytic graphite electrode Allochromatium vinosum