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Literature summary for 5.5.1.1 extracted from

  • Kaulmann, U.; Kaschabek, S.R.; Schlomann, M.
    Mechanism of chloride elimination from 3-chloro- and 2,4-dichloro-cis,cis-muconate: new insight obtained from analysis of muconate cycloisomerase variant CatB-K169A (2001), J. Bacteriol., 183, 4551-4561.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
-
Pseudomonas putida

Protein Variants

Protein Variants Comment Organism
K169A 70000fold reduction in activity with cis,cis-muconate, 110000fold reduction in activity with 3-fluoro-cis,cis-muconate, 310fold reduction in activity with 3-chloro-cis,cis-muconate, 2.6fold reduction in activity with 2,4-dichloro-cis,cis-muconate. Wild-type enzyme forms protoanemonin and 2-chloroprotoanemonin from 3-chloro-cis,cis-muconate, mutant enzyme K169A forms cis-dienelactone and 2-chloro-cis-dienelactone Pseudomonas putida

Organism

Organism UniProt Comment Textmining
Pseudomonas putida
-
-
-

Purification (Commentary)

Purification (Comment) Organism
recombinant enzyme Pseudomonas putida

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2,4-dichloro-cis,cis-muconate
-
Pseudomonas putida ?
-
?
3-chloro-cis,cis-muconate
-
Pseudomonas putida additional information wild-type enzyme forms protoanemonin and 2-chloroprotoanemonin, mutant enzyme K169A forms cis-dienelactone and 2-chloro-cis-dienelactone ?
3-Fluoro-cis,cis-muconate
-
Pseudomonas putida ?
-
?
cis,cis-muconate
-
Pseudomonas putida muconolactone
-
?