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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:nitrogen-15 atom
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Accession:CHEBI:36934 term browser browse the term
Definition:The stable isotope of nitrogen with relative atomic mass 15.000109. The least abundant (0.368 atom percent) isotope of naturally occurring nitrogen.
Synonyms:related_synonym: (15)7N;   (15)N;   Formula=N;   nitrogen, isotope of mass 15;   nitrogen-15
 xref: CAS:14390-96-6



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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 26034
    chemical entity 26013
      atom 26009
        nonmetal atom 25499
          nitrogen atom 22538
            nitrogen-15 atom 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 26034
    subatomic particle 26009
      composite particle 26009
        hadron 26009
          baryon 26009
            nucleon 26009
              atomic nucleus 26009
                atom 26009
                  main group element atom 25835
                    p-block element atom 25835
                      pnictogen 23353
                        nitrogen atom 22538
                          nitrogen-15 atom 0
paths to the root