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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 19844
    chemical entity 19842
      atom 19842
        nonmetal atom 19780
          oxygen atom 19491
            oxygen molecular entity 19523
              organooxygen compound 19167
                oxacycle 17888
                  furans 8654
                    butenolide 6382
                      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 19844
    subatomic particle 19842
      composite particle 19842
        hadron 19842
          baryon 19842
            nucleon 19809
              atomic nucleus 19842
                atom 19842
                  main group element atom 19792
                    p-block element atom 19792
                      carbon group element atom 19738
                        carbon atom 19734
                          organic molecular entity 19734
                            heteroorganic entity 19486
                              organochalcogen compound 19249
                                organooxygen compound 19167
                                  ester 17465
                                    carboxylic ester 16740
                                      lactone 13240
                                        gamma-lactone 6864
                                          butenolide 6382
                                            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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