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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.

Term:erbium molecular entity
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Accession:CHEBI:37298 term browser browse the term

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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 25125
    chemical entity 25096
      molecular entity 25065
        transition element molecular entity 17918
          f-block molecular entity 528
            lanthanoid molecular entity 528
              erbium molecular entity 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 25125
    subatomic particle 25087
      composite particle 25087
        hadron 25087
          baryon 25087
            nucleon 25087
              atomic nucleus 25087
                atom 25087
                  metal atom 19891
                    transition element atom 18425
                      rare earth metal atom 553
                        lanthanoid atom 553
                          erbium 1
                            erbium molecular entity 0
paths to the root