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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:but-2-en-4-olide
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Accession:CHEBI:38118 term browser browse the term
Definition:A butenolide that has formula C4H4O2.
Synonyms:exact_synonym: furan-2(5H)-one
 related_synonym: 2(5H)-furanone;   2-buten-4-olide;   2-butenolide;   2-oxo-2,5-dihydrofuran;   4-hydroxy-2-butenoic acid lactone;   Formula=C4H4O2;   InChI=1S/C4H4O2/c5-4-2-1-3-6-4/h1-2H,3H2;   InChIKey=VIHAEDVKXSOUAT-UHFFFAOYSA-N;   SMILES=O=C1OCC=C1;   alpha,beta-crotonolactone;   butenolide;   gamma-crotonolactone;   gamma-hydroxycrotonic acid lactone
 xref: Beilstein:383585;   CAS:497-23-4;   Gmelin:773828;   KEGG:C17601
 xref_mesh: MESH:C004511
 cyclic_relationship: is_tautomer_of CHEBI:38120


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but-2-en-4-olide term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G Nfe2l2 NFE2 like bZIP transcription factor 2 increases activity ISO butenolide results in increased activity of NFE2L2 protein CTD PMID:30244016 NCBI chr 3:60,594,239...60,621,712
Ensembl chr 3:60,594,242...60,621,737 		JBrowse link
Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19899
    chemical entity 19897
      atom 19897
        nonmetal atom 19819
          oxygen atom 19558
            oxygen molecular entity 19558
              organooxygen compound 19209
                oxacycle 17922
                  furans 8666
                    butenolide 6387
                      but-2-en-4-olide 1
                        2,4-dichloro-5-oxo-2,5-dihydro-2-furylacetate 0
                        beta-angelica lactone + 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19899
    subatomic particle 19897
      composite particle 19897
        hadron 19897
          baryon 19897
            nucleon 19897
              atomic nucleus 19897
                atom 19897
                  main group element atom 19835
                    p-block element atom 19835
                      carbon group element atom 19776
                        carbon atom 19772
                          organic molecular entity 19772
                            heteroorganic entity 19532
                              organochalcogen compound 19293
                                organooxygen compound 19209
                                  ester 17488
                                    carboxylic ester 16778
                                      lactone 13319
                                        gamma-lactone 6868
                                          butenolide 6387
                                            but-2-en-4-olide 1
                                              2,4-dichloro-5-oxo-2,5-dihydro-2-furylacetate 0
                                              beta-angelica lactone + 0
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