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Literature summary for 1.13.11.49 extracted from

  • Streit, B.R.; DuBois, J.L.
    Chemical and steady-state kinetic analyses of a heterologously expressed heme dependent chlorite dismutase (2008), Biochemistry, 47, 5271-5280.
    View publication on PubMedView publication on EuropePMC

Inhibitors

Inhibitors Comment Organism Structure
chloride mixed inhibitor Dechloromonas agitata
Chlorite irreversibly inactivates the enzyme after 17000 turnovers (per heme) and with a half-life of 0.39 min, resulting in bleaching of the heme chromophore. Guaiacol offers incomplete protection of the enzyme from inactivation Dechloromonas agitata
additional information O2 is not an inhibitor Dechloromonas agitata

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.215
-
Chlorite
-
Dechloromonas agitata

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
28400
-
4 * 28400, SDS-PAGE Dechloromonas agitata
116000
-
gel filtration Dechloromonas agitata

Organism

Organism UniProt Comment Textmining
Dechloromonas agitata
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Dechloromonas agitata

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
chlorite
-
Dechloromonas agitata chloride + O2
-
ir

Subunits

Subunits Comment Organism
tetramer 4 * 28400, SDS-PAGE Dechloromonas agitata

Synonyms

Synonyms Comment Organism
chlorite dismutase
-
Dechloromonas agitata

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
7550
-
Chlorite
-
Dechloromonas agitata

Cofactor

Cofactor Comment Organism Structure
heme b contains 3.7 heme per tetramer Dechloromonas agitata

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.166
-
Chlorite
-
Dechloromonas agitata
225
-
chloride
-
Dechloromonas agitata

pI Value

Organism Comment pI Value Maximum pI Value
Dechloromonas agitata isoelectric focusing
-
9.6