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Literature summary for 1.14.13.25 extracted from

  • Colby, J.; Dalton, H.
    Characterization of the second prosthetic group of the flavoenzyme NADH-acceptor reductase (component C) of the methane mono-oxygenase from Methylococcus capsulatus (Bath) (1979), Biochem. J., 177, 903-908.
    View publication on PubMedView publication on EuropePMC

General Stability

General Stability Organism
5 mM thioglycollate, 5 mM dithiothreitol, 5 mM NADH stabilize component C at 0°C Methylococcus capsulatus

Inhibitors

Inhibitors Comment Organism Structure
8-hydroxyquinoline compound C not inhibited Methylococcus capsulatus
Acetylene component C not inhibited Methylococcus capsulatus

Metals/Ions

Metals/Ions Comment Organism Structure
Iron 1 mol of [2Fe-2S(S-Cys)4]centre per mol protein Methylococcus capsulatus
Iron 2 g-atom iron Methylococcus capsulatus
Iron characterization of [Fe2-S2] redox centre of component C Methylococcus capsulatus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
additional information
-
enzyme system consists of 3 protein components A, B, C Methylococcus capsulatus

Organism

Organism UniProt Comment Textmining
Methylococcus capsulatus
-
Bath
-
Methylococcus capsulatus Bath
-
Bath
-

Purification (Commentary)

Purification (Comment) Organism
component C Methylococcus capsulatus

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
6
-
purified protein C Methylococcus capsulatus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ethene + NAD(P)H + O2
-
Methylococcus capsulatus epoxyethane + NAD(P)+ + H2O
-
?
ethene + NAD(P)H + O2
-
Methylococcus capsulatus Bath epoxyethane + NAD(P)+ + H2O
-
?
methane + NAD(P)H + O2
-
Methylococcus capsulatus methanol + NAD(P)+ + H2O
-
?
methane + NAD(P)H + O2
-
Methylococcus capsulatus Bath methanol + NAD(P)+ + H2O
-
?

Subunits

Subunits Comment Organism
More enzyme system consists of 3 protein components A, B, C Methylococcus capsulatus
More component A is a hydroxylase Methylococcus capsulatus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
45
-
assay at Methylococcus capsulatus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.5 9 component C Methylococcus capsulatus

Cofactor

Cofactor Comment Organism Structure
FAD protein C, reductase component: contains 1 mol FAD per mol protein Methylococcus capsulatus
NADH
-
Methylococcus capsulatus