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Literature summary extracted from

  • Naik, U.; Mavuinkurve, S.
    alpha-Santonin 1,2-reductase and its role in the formation of dihydrosantonin and lumisantonin by Pseudomonas cichorii S (1987), Can. J. Microbiol., 33, 658-662.
    View publication on PubMed

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.3.1.47 0.044
-
NADH
-
Pseudomonas cichorii
1.3.1.47 0.067
-
alpha-santonin
-
Pseudomonas cichorii

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1.3.1.47 alpha-santonin + NAD(P)H Pseudomonas cichorii degradative pathway of alpha-santonin 1,2-dihydrosantonin + NAD(P)+
-
?
1.3.1.47 alpha-santonin + NAD(P)H Pseudomonas cichorii S degradative pathway of alpha-santonin 1,2-dihydrosantonin + NAD(P)+
-
?

Organism

EC Number Organism UniProt Comment Textmining
1.3.1.47 Pseudomonas cichorii
-
capable of using santonin as sole source of carbon and energy
-
1.3.1.47 Pseudomonas cichorii S
-
capable of using santonin as sole source of carbon and energy
-

Reaction

EC Number Reaction Comment Organism Reaction ID
1.3.1.47 1,2-dihydrosantonin + NAD(P)+ = alpha-santonin + NAD(P)H + H+ proposed mechanism Pseudomonas cichorii

Storage Stability

EC Number Storage Stability Organism
1.3.1.47 8-10°C, activity reduced Pseudomonas cichorii
1.3.1.47 below 0°C, 50% loss of activity after 48 h Pseudomonas cichorii

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.3.1.47 alpha-santonin + NAD(P)H
-
Pseudomonas cichorii 1,2-dihydrosantonin + NAD(P)+
-
?
1.3.1.47 alpha-santonin + NAD(P)H degradative pathway of alpha-santonin Pseudomonas cichorii 1,2-dihydrosantonin + NAD(P)+
-
?
1.3.1.47 alpha-santonin + NAD(P)H
-
Pseudomonas cichorii S 1,2-dihydrosantonin + NAD(P)+
-
?
1.3.1.47 alpha-santonin + NAD(P)H degradative pathway of alpha-santonin Pseudomonas cichorii S 1,2-dihydrosantonin + NAD(P)+
-
?
1.3.1.47 alpha-santonin + NADH + H+
-
Pseudomonas cichorii 1,2-dihydrosantonin + NAD+
-
r
1.3.1.47 alpha-santonin + NADH + H+
-
Pseudomonas cichorii S 1,2-dihydrosantonin + NAD+
-
r

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
1.3.1.47 7
-
assay at Pseudomonas cichorii

pH Range

EC Number pH Minimum pH Maximum Comment Organism
1.3.1.47 6 8 no change in activity Pseudomonas cichorii

Cofactor

EC Number Cofactor Comment Organism Structure
1.3.1.47 NADH
-
Pseudomonas cichorii
1.3.1.47 NADPH 2fold higher reaction velocity as with NADH Pseudomonas cichorii