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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:52929 term browser browse the term
Definition:The tetracation of ToTo-1 dye.
Synonyms:exact_synonym: 1,1'-{propane-1,3-diylbis[(dimethylazaniumdiyl)propane-3,1-diyl]}bis{4-[(3-methyl-1,3-benzothiazol-2(3H)-ylidene)methyl]quinolinium}
 related_synonym: Formula=C49H58N6S2;   InChI=1S/C49H58N6S2/c1-50-44-22-11-13-24-46(44)56-48(50)36-38-26-30-52(42-20-9-7-18-40(38)42)28-15-32-54(3,4)34-17-35-55(5,6)33-16-29-53-31-27-39(41-19-8-10-21-43(41)53)37-49-51(2)45-23-12-14-25-47(45)57-49/h7-14,18-27,30-31,36-37H,15-17,28-29,32-35H2,1-6H3/q+4;   InChIKey=RUIOCPBCVXVVMB-UHFFFAOYSA-N;   SMILES=[N+]=1(C2=C(C=CC=C2)C(=CC1)C(=C3N(C4=C(S3)C=CC=C4)C)[H])CCC[N+](CCC[N+](CCC[N+]=5C6=C(C=CC=C6)C(=CC5)C(=C7N(C8=C(S7)C=CC=C8)C)[H])(C)C)(C)C;   ToTo-1 cation;   ToTo-1 tetracation
 xref: PDBeChem:TOT;   PMID:7612596

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Path 1
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  CHEBI ontology 0
    role 0
      application 0
        dye 0
          cyanine dye 0
            ToTo-1(4+) 0
              ToTo-1 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 0
    subatomic particle 0
      composite particle 0
        hadron 0
          baryon 0
            nucleon 0
              atomic nucleus 0
                atom 0
                  main group element atom 0
                    main group molecular entity 0
                      s-block molecular entity 0
                        hydrogen molecular entity 0
                          hydrides 0
                            inorganic hydride 0
                              pnictogen hydride 0
                                nitrogen hydride 0
                                  ammonium 0
                                    ammonium ion derivative 0
                                      quaternary ammonium ion 0
                                        ToTo-1(4+) 0
                                          ToTo-1 0
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