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Ligand mesalamine

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Basic Ligand Information

Molecular Structure
Picture of mesalamine (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
Molfile
C7H7NO3
mesalamine
KBOPZPXVLCULAV-UHFFFAOYSA-N
Synonyms:
5-amino-salicylic acid, 5-Aminosalicylate, 5-aminosalicylic acid, mesalazine

Roles as Enzyme Ligand

In Vivo Substrate in Enzyme-catalyzed Reactions (2 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
5-aminosalicylate + O2 = (2Z,4E)-4-amino-6-oxohepta-2,4-dienedioate
show the reaction diagram
-
acetyl-CoA + 5-aminosalicylic acid = CoA + 5-acetylaminosalicylic acid
show the reaction diagram
-

Substrate in Enzyme-catalyzed Reactions (21 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
5-aminosalicylic acid + H2O2 = ? + H2O
show the reaction diagram
-
5-aminosalicylate + O2 = (2Z,4E)-4-amino-6-oxohepta-2,4-dienedioate
show the reaction diagram
-
acetyl-CoA + 5-aminosalicylic acid = ?
show the reaction diagram
-

Activator in Enzyme-catalyzed Reactions (2 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
converts inactive myeloperoxidase compound II rapidly into active myeloperoxidase
-
induces HO-1 expression in the colon and stimulates its catalytic activity
-

Inhibitor in Enzyme-catalyzed Reactions (11 results)

EC NUMBER
COMMENTARY
LITERATURE
ENZYME 3D STRUCTURE
50% inhibition at 0.05 mM
-
substrate inhibition; substrate inhibition through 5-aminosalicylic acid in which the substrate binds both to the free form of the enzyme and the acetyl coenzyme A-enzyme complex; substrate inhibition, in which the substrate binds both to the free form of the enzyme and the acetyl coenzyme A-enzyme complex in non-productive reaction pathways
-
weak inhibition of IKK-2
-
1 mg/ml efficiently inhibits PP2A
-

Enzyme Kinetic Parameters

kcat Value (Turnover Number) (10 results)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE

KM Value (28 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE
0.052
-
pH 8.0, 25°C, wild-type enzyme

IC50 Value (2 results)

EC NUMBER
IC50 VALUE
IC50 VALUE MAXIMUM
COMMENTARY
LITERATURE
0.00037
-
pH and temperature not specified in the publication
10
-
above, pH 7.6, 37°C, recombinant PAD4

References & Links

Links to other databases for mesalamine

EXTERNAL LINKS