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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:45696 term browser browse the term
Definition:A sulfur oxoanion that has formula HO4S.
Synonyms:exact_synonym: hydrogen(tetraoxidosulfate)(1-);   hydrogensulfate(1-);   hydrogentetraoxosulfate(1-);   hydrogentetraoxosulfate(VI);   hydroxidotrioxidosulfate(1-)
 related_synonym: Formula=HO4S;   HSO4(-);   HYDROGEN SULFATE;   InChI=1S/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4)/p-1;   InChIKey=QAOWNCQODCNURD-UHFFFAOYSA-M;   SMILES=[H]OS([O-])(=O)=O;   [SO3(OH)](-)
 alt_id: CHEBI:29199;   CHEBI:45693
 xref: Gmelin:2121
 cyclic_relationship: is_conjugate_acid_of CHEBI:16189;   is_conjugate_base_of CHEBI:26836

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Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G Slc22a2 solute carrier family 22 member 2 multiple interactions ISO brilliant green inhibits the reaction [SLC22A2 protein results in increased uptake of 4-(4-dimethylaminostyryl)-1-methylpyridinium] CTD PMID:21599003 NCBI chr 1:48,318,025...48,360,219
Ensembl chr 1:48,317,995...48,360,261
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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19785
    chemical entity 19785
      atom 19782
        nonmetal atom 19657
          sulfur atom 16255
            sulfur molecular entity 16255
              sulfur oxoanion 529
                hydrogensulfate 1
                  organic hydrogensulfate salt + 1
Path 2
Term Annotations click to browse term
  CHEBI ontology 19785
    subatomic particle 19782
      composite particle 19782
        hadron 19782
          baryon 19782
            nucleon 19782
              atomic nucleus 19782
                atom 19782
                  main group element atom 19670
                    p-block element atom 19670
                      chalcogen 19360
                        oxygen atom 19321
                          oxygen molecular entity 19321
                            oxide 11576
                              oxoanion 8668
                                chalcogen oxoanion 530
                                  sulfur oxoanion 529
                                    hydrogensulfate 1
                                      organic hydrogensulfate salt + 1
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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.