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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:protactinium atom
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Accession:CHEBI:33386 term browser browse the term
Definition:An actinoid atom that has formula Pa.
Synonyms:related_synonym: 91Pa;   Formula=Pa;   InChI=1S/Pa;   InChIKey=XLROVYAPLOFLNU-UHFFFAOYSA-N;   Pa;   SMILES=[Pa];   brevium;   protactinio;   protactinium;   protoactinium
 xref: CAS:7440-13-3;   WebElements:Pa



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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19823
    chemical entity 19823
      atom 19821
        metal atom 17432
          transition element atom 16852
            f-block element atom 811
              protactinium atom 0
                protactinium molecular entity 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19823
    subatomic particle 19821
      composite particle 19821
        hadron 19821
          baryon 19821
            nucleon 19821
              atomic nucleus 19821
                atom 19821
                  metal atom 17432
                    transition element atom 16852
                      f-block element atom 811
                        actinoid atom 320
                          protactinium atom 0
                            protactinium molecular entity 0
paths to the root