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Literature summary extracted from

  • Pathak, D.; Ngai, K.L.; Ollis, D.
    X-ray crystallographic structure of dienelactone hydrolase at 2.8 A (1988), J. Mol. Biol., 204, 435-445.
    View publication on PubMed

Crystallization (Commentary)

EC Number Crystallization (Comment) Organism
3.1.1.45 C60S DLH Pseudomonas knackmussii
3.1.1.45 x-ray crystallographic structure at 2.8 A resolution Pseudomonas knackmussii

Protein Variants

EC Number Protein Variants Comment Organism
3.1.1.45 C60S no reduction in activity Pseudomonas knackmussii

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.1.1.45 4-carboxymethylenebut-2-en-4-olide + H2O Pseudomonas knackmussii the enzyme is one of the enzymes of the halocatechol branch of the beta-ketoadipate pathway, a complex set of catabolic reactions used by bacteria for utilization of aromatic compounds ?
-
?

Organism

EC Number Organism UniProt Comment Textmining
3.1.1.45 Pseudomonas knackmussii
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.1.1.45 C60S DLH Pseudomonas knackmussii

Reaction

EC Number Reaction Comment Organism Reaction ID
3.1.1.45 4-carboxymethylenebut-2-en-4-olide + H2O = 4-oxohex-2-enedioate the active-site Cys123 residue is part of a triad of residues consisting of Cys123, His202 and Asp171, and is reminiscent of the serine/cysteine proteases Pseudomonas knackmussii

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.1.1.45 4-carboxymethylenebut-2-en-4-olide + H2O the enzyme is one of the enzymes of the halocatechol branch of the beta-ketoadipate pathway, a complex set of catabolic reactions used by bacteria for utilization of aromatic compounds Pseudomonas knackmussii ?
-
?
3.1.1.45 cis-4-carboxymethylenebut-2-en-4-olide + H2O
-
Pseudomonas knackmussii 4-oxohex-2-enedioate
-
?
3.1.1.45 trans-4-carboxymethylenebut-2-en-4-olide + H2O
-
Pseudomonas knackmussii 4-oxohex-2-enedioate
-
?

Subunits

EC Number Subunits Comment Organism
3.1.1.45 monomer alpha,beta protein Pseudomonas knackmussii

Synonyms

EC Number Synonyms Comment Organism
3.1.1.45 DLHase
-
Pseudomonas knackmussii