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MetaCyc Compound: homocarnosine

Synonyms: γ-aminobutyrylhistidine

Superclasses: a polypeptidea peptidean oligopeptidea dipeptide
a small moleculean oligopeptidea dipeptide

Chemical Formula: C10H16N4O3

Molecular Weight: 240.26 Daltons

Monoisotopic Molecular Weight: 241.1300654328 Daltons

homocarnosine compound structure

SMILES: C([N+])CCC(=O)NC(CC1(=CNC=N1))C(=O)[O-]

InChI: InChI=1S/C10H16N4O3/c11-3-1-2-9(15)14-8(10(16)17)4-7-5-12-6-13-7/h5-6,8H,1-4,11H2,(H,12,13)(H,14,15)(H,16,17)/t8-/m0/s1

InChIKey: InChIKey=CCLQKVKJOGVQLU-QMMMGPOBSA-N

Unification Links: HMDB:HMDB00745, PubChem:90657684

Standard Gibbs Free Energy of Formation (ΔfG in kcal/mol): 79.55794Inferred by computational analysis [Latendresse13]

Reactions known to consume the compound:

Not in pathways:
a dipeptide + H2O → a standard α amino acid + a standard α amino acid
a dipeptide + H2O → a standard α amino acid + a standard α amino acid
a dipeptide + H2O → a standard α amino acid + a standard α amino acid
a dipeptide + H2O → 2 a standard α amino acid
a dipeptide + H2O → 2 amino acids
an oligopeptide[periplasm] + H2O[periplasm] → a peptide[periplasm] + a dipeptide[periplasm]
an oligopeptide + H2O → a dipeptide + a peptide
an oligopeptide + H2O → a dipeptide + a peptide
an oligopeptide + H2O → a peptide + a dipeptide
an oligopeptide + H2O → a dipeptide + a peptide

Not in pathways:
an oligopeptide + H2O → a dipeptide + a peptide
an oligopeptide + H2O → a peptide + a dipeptide
an oligopeptide + H2O → a dipeptide + a peptide
an oligopeptide + H2O → a dipeptide + a peptide
an oligopeptide[periplasm] + H2O[periplasm] → a peptide[periplasm] + a dipeptide[periplasm]
an oligopeptide + H2O → a peptide + a standard α amino acid
an oligopeptide + H2O → a peptide + a peptide
an oligopeptide + H2O → a peptide + a peptide
an oligopeptide + H2O → a peptide + a peptide

Reactions known to produce the compound:

homocarnosine biosynthesis :
4-aminobutanoate + L-histidine + ATP → homocarnosine + ADP + phosphate + H+

hemoglobin degradation :
a small peptide + n H2O → n+1 a dipeptide

Not in pathways:
a peptide + n H2O → n+1 a dipeptide
a tetrapeptide + H2O → a dipeptide + a dipeptide
a polypeptide + H2O → a dipeptide + a peptide
a protein + H2O → a dipeptide + a peptide
a tripeptide + H2O → a dipeptide + a standard α amino acid

In Transport reactions:
ATP + a dipeptide[periplasm] + H2O → ADP + a dipeptide[cytosol] + phosphate + H+,
a dipeptide[periplasm] + H+[periplasm]a dipeptide[cytosol] + H+[cytosol],
an oligopeptide[extracellular space] + ATP + H2O ↔ an oligopeptide[cytosol] + ADP + phosphate + H+

Credits:
Created 12-Feb-2010 by Caspi R, SRI International


References

Latendresse13: Latendresse M. (2013). "Computing Gibbs Free Energy of Compounds and Reactions in MetaCyc."


Report Errors or Provide Feedback
Please cite the following article in publications resulting from the use of MetaCyc: Caspi et al, Nucleic Acids Research 42:D459-D471 2014
Page generated by Pathway Tools version 19.5 (software by SRI International) on Thu May 5, 2016, biocyc14.