Escherichia coli K-12 substr. MG1655 Compound: ammonia

Synonyms: NH3

Chemical Formula: H3N

Molecular Weight: 17.03 Daltons

Monoisotopic Molecular Weight: 17.0265491015 Daltons

ammonia compound structure


InChI: InChI=1S/H3N/h1H3


Unification Links: CAS:7664-41-7 , ChEBI:16134 , ChemSpider:217 , HMDB:HMDB00051 , KEGG:C00014 , KNApSAcK:C00007267 , MetaboLights:MTBLC16134 , PubChem:222

Standard Gibbs Free Energy of Change Formation (ΔfG in kcal/mol): -18.96

Reactions known to produce the compound:

Not in pathways:
Tapgln + H2O → ammonia + Tapglu
Trggln + H2O → ammonia + Trgglu
Tsrgln + H2O → ammonia + Tsrglu
Targln + H2O → ammonia + Targlu
ammonia + 6 an oxidized cytochrome c552 + 2 H2O ← nitrite + 6 a reduced cytochrome c552 + 7 H+

Reactions known to both consume and produce the compound:

Not in pathways:
ammonia + H+ ↔ ammonium

In Transport reactions:
ammonia[periplasmic space]ammonia[cytosol]

Enzymes inhibited by ammonia, sorted by the type of inhibition, are:

Inhibitor (Competitive) of: asparagine synthetase [Cedar69a]

This compound has been characterized as an alternative substrate of the following enzymes: amidophosphoribosyl transferase , anthranilate synthase , CTP synthase

In Growth Media: PMA nitrogen source test + ammonia , E.coli minimal growth on glucose (example) , E.coli minimal growth on acetate (example)


Cedar69a: Cedar H, Schwartz JH (1969). "The asparagine synthetase of Escherichia coli. II. Studies on mechanism." J Biol Chem 1969;244(15);4122-7. PMID: 4895362

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Please cite the following article in publications resulting from the use of EcoCyc: Nucleic Acids Research 41:D605-12 2013
Page generated by SRI International Pathway Tools version 19.0 on Mon Jul 27, 2015, BIOCYC13A.