homocarnosine

homocarnosine
N2-(4-Aminobutyryl)-l-histidine; a constituent of the brain formed from l-histidine and γ-aminobutyric acid.

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ho·mo·car·no·sine (ho″mo-kahrґno-sēn) a dipeptide consisting of γ-aminobutyric acid and histidine, found in the brain.

Medical dictionary. 2011.

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  • Карнозин — Общие …   Википедия

  • Carnosine synthase — In enzymology, a carnosine synthase (EC number|6.3.2.11) is an enzyme that catalyzes the chemical reaction:ATP + L histidine + beta alanine ightleftharpoons AMP + diphosphate + carnosineThe 3 substrates of this enzyme are ATP, L histidine, and… …   Wikipedia

  • homocarnosinosis — An inborn error in metabolism in which homocarnosine levels are elevated, particularly in the cerebral spinal fluid. * * * ho·mo·car·no·sin·o·sis (ho″mo kahr″no sĭ noґsis) an autosomal recessive aminoacidopathy characterized by… …   Medical dictionary

  • X-His dipeptidase — X His di·pep·ti·dase (di pepґtĭ dās) [EC 3.4.13.3] an enzyme of the hydrolase class that catalyzes the cleavage of the dipeptide carnosine into component amino acids β alanine and histidine; it also acts on some other aminoacyl L… …   Medical dictionary

  • CNDP1 — Carnosine dipeptidase 1 (metallopeptidase M20 family), also known as CNDP1, is a human gene.cite web | title = Entrez Gene: CNDP1 carnosine dipeptidase 1 (metallopeptidase M20 family)| url = http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene… …   Wikipedia

  • 4-aminobutyrate transaminase — 4 ami·no·bu·ty·rate trans·am·i·nase (ə me″no buґtə rāt trans amґĭ nās) [EC 2.6.1.19] an enzyme of the transferase class that catalyzes the transfer of an amino group from γ aminobutyrate (GABA) to α… …   Medical dictionary

  • serum carnosinase deficiency — an autosomal recessive aminoacidopathy of carnosine metabolism, due to deficiency of the serum isozyme of X His dipeptidase; it is characterized by urinary excretion of carnosine and accumulation of homocarnosine in the cerebrospinal fluid and… …   Medical dictionary

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