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The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at The data is made available under the Creative Commons License (CC 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.

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Accession:CHEBI:30399 term browser browse the term
Definition:A nickel cation that has formula Ni.
Synonyms:exact_synonym: nickel(1+) ion;   nickel(I) cation
 related_synonym: Formula=Ni;   InChI=1S/Ni/q+1;   InChIKey=YWMAPNNZOCSAPF-UHFFFAOYSA-N;   Ni;   Nickel cation;   Nickel, ion (Ni1+);   SMILES=[Ni+]
 xref: CAS:14903-34-5;   Gmelin:15198

GViewer not supported for chinchilla.
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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 0
    role 0
      biological role 0
        biochemical role 0
          cofactor 0
            nickel cation 0
              nickel(1+) 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 0
    chemical entity 0
      molecular entity 0
        elemental molecular entity 0
          monoatomic entity 0
            monoatomic ion 0
              monoatomic cation 0
                metal cation 0
                  transition element cation 0
                    nickel cation 0
                      nickel(1+) 0
paths to the root