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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:27581 term browser browse the term
Definition:The pteridine that is lumazine substituted with a methyl group at C-6, a hydroxy group at C-7 and a 1-D-ribityl group at N-8.
Synonyms:exact_synonym: 1-deoxy-1-(7-hydroxy-6-methyl-2,4-dioxo-3,4-dihydropteridin-8(2H)-yl)-D-ribitol
 related_synonym: 1-deoxy-1-(3,4-dihydro-7-hydroxy-6-methyl-2,4-dioxo-8(2H)-pteridinyl)-D-Ribitol;   7-Hydroxy-6-methyl-8-ribityl lumazine;   7-hydroxy-6-methyl-8-D-ribityllumazine;   Formula=C12H18N4O7;   InChI=1S/C12H16N4O7/c1-4-11(22)16(2-5(18)8(20)6(19)3-17)9-7(13-4)10(21)15-12(23)14-9/h5-6,8,17-20,22H,2-3H2,1H3,(H,15,21,23)/t5-,6+,8-/m0/s1;   InChIKey=COXMGTTXHPRZBO-BBVRLYRLSA-N;   Masuda's compound V;   RL-6-Me-7-OH;   SMILES=Cc1nc2c(nc(=O)[nH]c2=O)n(C[C@H](O)[C@H](O)[C@H](O)CO)c1O
 alt_id: CHEBI:20790;   CHEBI:2265;   CHEBI:70985
 xref: CAS:2184-54-5;   KEGG:C05995;   PDBeChem:1VY;   PMID:23051753;   PMID:24101382;   Reaxys:899260

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  CHEBI ontology 0
    role 0
      biological role 0
        biochemical role 0
          metabolite 0
            eukaryotic metabolite 0
              plant metabolite 0
                ribitol 0
                  7-hydroxy-6-methyl-8-(1-D-ribityl)lumazine 0
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  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
                    p-block element atom 0
                      carbon group element atom 0
                        carbon atom 0
                          organic molecular entity 0
                            organic molecule 0
                              organic cyclic compound 0
                                organic heterocyclic compound 0
                                  organic heteropolycyclic compound 0
                                    organic heterobicyclic compound 0
                                      pteridines 0
                                        dihydroxypteridine 0
                                          2,4-dihydroxypteridine 0
                                            lumazine 0
                                              7-hydroxy-6-methyl-8-(1-D-ribityl)lumazine 0
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