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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.

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Accession:CHEBI:136593 term browser browse the term
Definition:A hydroxy monocarboxylic acid anion obtained by deprotonation of the carboxy and phosphate OH groups of (R)-2-hydroxy-3-oxo-4-(phosphonooxy)butanoic acid; major species at pH 7.3.
Synonyms:exact_synonym: (2R)-2-hydroxy-3-oxo-4-(phosphonatooxy)butanoate
 related_synonym: 3-dehydro-4-O-phospho-D-erythronate;   3-dehydro-4-phospho-D-erythronate;   Formula=C4H4O8P;   InChI=1S/C4H7O8P/c5-2(3(6)4(7)8)1-12-13(9,10)11/h3,6H,1H2,(H,7,8)(H2,9,10,11)/p-3/t3-/m1/s1;   InChIKey=SMTGVDDLBJESIT-GSVOUGTGSA-K;   SMILES=O(P([O-])([O-])=O)CC([C@H](C(=O)[O-])O)=O
 xref: MetaCyc:CPD-19881
 cyclic_relationship: is_conjugate_base_of CHEBI:137455;   is_enantiomer_of CHEBI:136592

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Term Annotations click to browse term
  CHEBI ontology 19821
    chemical entity 19821
      molecular entity 19819
        ion 16059
          anion 14973
            organic anion 3056
              organophosphate oxoanion 3
                (R)-2-hydroxy-3-oxo-4-(phosphonatooxy)butanoate(3-) 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19821
    subatomic particle 19819
      composite particle 19819
        hadron 19819
          baryon 19819
            nucleon 19819
              atomic nucleus 19819
                atom 19819
                  main group element atom 19716
                    p-block element atom 19716
                      chalcogen 19469
                        oxygen atom 19445
                          oxygen molecular entity 19445
                            hydroxides 19180
                              oxoacid 18498
                                pnictogen oxoacid 10685
                                  phosphorus oxoacid 9666
                                    phosphoric acids 8466
                                      phosphoric acid 8466
                                        phosphoric acid derivative 8172
                                          organophosphate oxoanion 3
                                            (R)-2-hydroxy-3-oxo-4-(phosphonatooxy)butanoate(3-) 0
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