Send us a Message

Submit Data |  Help |  Video Tutorials |  News |  Publications |  Download |  REST API |  Citing RGD |  Contact   


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.

Term:nitrogen-15 atom
go back to main search page
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

show annotations for term's descendants           Sort by:

Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 5045
    chemical entity 5045
      atom 5036
        nonmetal atom 4996
          nitrogen atom 495
            nitrogen-15 atom 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 5045
    subatomic particle 5036
      composite particle 5036
        hadron 5036
          baryon 5036
            nucleon 5036
              atomic nucleus 5036
                atom 5036
                  main group element atom 5003
                    p-block element atom 5000
                      pnictogen 506
                        nitrogen atom 495
                          nitrogen-15 atom 0
paths to the root