3.4.13.20: beta-Ala-His dipeptidase
This is an abbreviated version!
For detailed information about beta-Ala-His dipeptidase, go to the full flat file.
Word Map on EC 3.4.13.20
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3.4.13.20
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carnosine
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dipeptide
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nephropathy
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anserine
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homocarnosine
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beta-alanyl-l-histidine
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l-histidine
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bestatin
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n-acetylcarnosine
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histidine-containing
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carcinine
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medicine
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analysis
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synthesis
- 3.4.13.20
- carnosine
- dipeptide
- nephropathy
- anserine
- homocarnosine
- beta-alanyl-l-histidine
- l-histidine
- bestatin
-
n-acetylcarnosine
-
histidine-containing
-
carcinine
- medicine
- analysis
- synthesis
Reaction
preferential hydrolysis of the beta-Ala-/-His dipeptide (carnosine), and also anserine, Xaa-/-His dipeptides and other dipeptides including homocarnosine =
Synonyms
carnosinase, carnosinase-1, CN1, CN2, CNDP dipeptidase 2, CNDP1, CNDP2, cytosolic non-specific dipeptidase 2, DmpA, EC 3.4.13.13, EC 3.4.13.3, EC 3.4.3.3, serum carnosinase, tissue carnosinase
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Natural Substrates Products on EC 3.4.13.20 - beta-Ala-His dipeptidase
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REACTION DIAGRAM
anserine + H2O
beta-Ala + Ntau-methyl-L-histidine
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splitting in the blood stream
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homocarnosinosis: the lack of serum carnosinase is the defect probably responsible for elevated brain and CSF homocarnosine
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additional information
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enzyme activities in patients with idiopathic epilepsy and motor neurone disease are similar to the control group. Reduced serum carnosinase activity is observed in patients with multiple sclerosis and patients following a cerebrovascular accident
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