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Literature summary for 1.13.11.39 extracted from

  • Iwata, K.; Nojiri, H.; Shimizu, K.; Yoshida, T.; Habe, H.; Omori, T.
    Expression, purification, and characterization of 2'-aminobiphenyl-2,3-diol 1,2-dioxygenase from carbazole-degrader Pseudomonas resinovorans strain CA10 (2003), Biosci. Biotechnol. Biochem., 67, 300-7.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
CarBaBb gene from Pseudomonas resinovorans strain CA10 expressed by expression vector pUCA503 in Escherichia coli BL21(DE3) Pseudomonas resinovorans

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.014
-
2'-aminobiphenyl-2,3-diol pH 7.5, 25°C Pseudomonas resinovorans

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
10000
-
alpha2beta2, 2 * 10000 CarBa, 2 * 29000 CarBb, determination by SDS-PAGE Pseudomonas resinovorans
29000
-
alpha2beta2, 2 * 10000 CarBa, 2 * 29000 CarBb, determination by SDS-PAGE Pseudomonas resinovorans
78000
-
heterotetramer, gel-filtration chromatography Pseudomonas resinovorans

Organism

Organism UniProt Comment Textmining
Pseudomonas resinovorans
-
-
-
Pseudomonas resinovorans CA10
-
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2'-aminobiphenyl-2,3-diol + O2
-
Pseudomonas resinovorans (2E,4E)-6-(2-aminophenyl)-2-hydroxy-6-oxohexa-2,4-dienoate + H+
-
?
2'-aminobiphenyl-2,3-diol + O2
-
Pseudomonas resinovorans CA10 (2E,4E)-6-(2-aminophenyl)-2-hydroxy-6-oxohexa-2,4-dienoate + H+
-
?

Subunits

Subunits Comment Organism
heterotetramer alpha2beta2, 2 * 10000 CarBa, 2 * 29000 CarBb, determination by SDS-PAGE Pseudomonas resinovorans

Synonyms

Synonyms Comment Organism
2'-aminobiphenyl-2,3-diol 1,2-dioxygenase
-
Pseudomonas resinovorans
CarB
-
Pseudomonas resinovorans
CarBaBb
-
Pseudomonas resinovorans

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
35
-
-
Pseudomonas resinovorans

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
50
-
30 min full activity Pseudomonas resinovorans
60
-
30 min, enzyme retains 30% activity Pseudomonas resinovorans
70
-
30 min, enzyme completely inactivated Pseudomonas resinovorans

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.5
-
-
Pseudomonas resinovorans

pH Range

pH Minimum pH Maximum Comment Organism
7 9
-
Pseudomonas resinovorans

kcat/KM [mM/s]

kcat/KM Value [1/mMs-1] kcat/KM Value Maximum [1/mMs-1] Substrate Comment Organism Structure
250
-
2'-aminobiphenyl-2,3-diol pH 7.5, 25°C Pseudomonas resinovorans