|Superclasses:||Reactions Classified By Conversion Type → Simple Reactions → Chemical Reactions → Composite Reactions → Electron-Transfer-Reactions|
|Reactions Classified By Substrate → Small-Molecule Reactions|
EC Number: 18.104.22.168
Enzymes and Genes:
|Escherichia coli K-12 substr. MG1655:||hydrogenase 1, oxygen tolerant hydrogenase: hyaC, hyaB, hyaA|
hydrogenase 2: hybA, hybB, hybO, hybC
Note that this reaction equation differs from the official Enzyme Commission reaction equation for this EC number, which can be found here .
Reaction Locations: inner membrane (sensu Gram-negative Bacteria)
The direction shown, i.e. which substrates are on the left and right sides, is in accordance with the direction in which it was curated.
Most BioCyc compounds have been protonated to a reference pH value of 7.3. Please see the PGDB Concepts Guide for more information.
Mass balance status: Balanced.
Enzyme Commission Primary Name: hydrogenase (acceptor)
Enzyme Commission Synonyms: H2 producing hydrogenase[ambiguous], hydrogen-lyase[ambiguous], hydrogenlyase[ambiguous], uptake hydrogenase[ambiguous], hydrogen:(acceptor) oxidoreductase
Standard Gibbs Free Energy (ΔrG'° in kcal/mol): -44.452244 [Latendresse13]
Enzyme Commission Summary:
Uses molecular hydrogen for the reduction of a variety of substances. Contains iron-sulfur clusters. The enzyme from some sources contains nickel.
Unification Links: Rhea:29047
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