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CHEBI ONTOLOGY - ANNOTATIONS

The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/by/3.0/). For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.
Term:ammonium
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Accession:CHEBI:28938 term browser browse the term
Definition:An onium cation obtained by protonation of ammonia.
Synonyms:exact_synonym: azanium
 related_synonym: AMMONIUM ION;   Ammonium(1+);   Formula=H4N;   InChI=1S/H3N/h1H3/p+1;   InChIKey=QGZKDVFQNNGYKY-UHFFFAOYSA-O;   NH4+;   SMILES=[H][N+]([H])([H])[H];   ammonium cation
 alt_id: CHEBI:22534;   CHEBI:49783;   CHEBI:7435
 xref: CAS:14798-03-9;   Gmelin:84;   KEGG:C01342;   MetaCyc:AMMONIUM;   MolBase:929;   PDBeChem:NH4;   PMID:11319011;   PMID:11341317;   PMID:12096804;   PMID:14512268;   PMID:14879753;   PMID:16345391;   PMID:16903292;   PMID:17392693;   PMID:18515490;   PMID:19199063;   PMID:19596600;   PMID:19682559;   PMID:19716251;   PMID:21993530;   PMID:22265469;   PMID:22524020;   PMID:22562341;   PMID:22631217;   Reaxys:16093784;   Wikipedia:Ammonium
 cyclic_relationship: is_conjugate_acid_of CHEBI:16134


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    • Term paths to the root
    Path 1
    Term Annotations click to browse term
      CHEBI ontology 19917
        role 19887
          biological role 19885
            biochemical role 19569
              cofactor 16587
                ammonium 8321
                  ammonium ion derivative + 8306
                  ammonium salt + 4919
                  amobam 0
                  azaniumyl group + 0
                  ferric ammonium citrate 68
                  quaternary ammonium ion + 5300
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 19917
        subatomic particle 19915
          composite particle 19915
            hadron 19915
              baryon 19915
                nucleon 19915
                  atomic nucleus 19915
                    atom 19915
                      main group element atom 19855
                        main group molecular entity 19855
                          s-block molecular entity 19666
                            hydrogen molecular entity 19668
                              hydrides 19176
                                inorganic hydride 18187
                                  pnictogen hydride 18177
                                    nitrogen hydride 18090
                                      ammonium 8321
                                        ammonium ion derivative + 8306
                                        ammonium salt + 4919
                                        amobam 0
                                        azaniumyl group + 0
                                        ferric ammonium citrate 68
                                        quaternary ammonium ion + 5300
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