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Literature summary for 1.11.1.6 extracted from

  • Ten-I, T.; Kumasaka, T.; Higuchi, W.; Tanaka, S.; Yoshimatsu, K.; Fujiwara, T.; Sato, T.
    Expression, purification, crystallization and preliminary X-ray analysis of the Met244Ala variant of catalase-peroxidase (KatG) from the haloarchaeon Haloarcula marismortui (2007), Acta Crystallogr. Sect. F, 63, 940-943.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
expression of mutant M244A in Haloferax denitrificans Haloarcula marismortui

Crystallization (Commentary)

Crystallization (Comment) Organism
mutant M244A, diffraction to 2.0 A, monoclinic space group C2, presence of a dimer in the asymmetric unit Haloarcula marismortui

Protein Variants

Protein Variants Comment Organism
M244A coplete loss of catalase activity, increased peroxidase activity due to enhanced affinity for the peroidatic substrate Haloarcula marismortui

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
5.16
-
H2O2 pH 6.0, 25°C Haloarcula marismortui

Organism

Organism UniProt Comment Textmining
Haloarcula marismortui
-
bifunctional catalase-peroxidase KatG
-

Purification (Commentary)

Purification (Comment) Organism
recombinant mutant M244A Haloarcula marismortui

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
H2O2
-
Haloarcula marismortui O2 + H2O
-
?

Synonyms

Synonyms Comment Organism
CatG
-
Haloarcula marismortui

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
3000
-
H2O2 pH 6.0, 25°C Haloarcula marismortui