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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:63689 term browser browse the term
Definition:A diadenosyl hexaphosphate in which the two adenosin-5'-yl groups are attached at the P(1) and P(6) positions.
Synonyms:related_synonym: AP6A;   Adenosine 5'-hexaphosphate 5'-ester with adenosine;   Adenosine-(5')-hexaphospho-(5')-adenosine;   Ap(6)A;   AppppppA;   Diadenosine 5',5''''-P1,P6-hexaphosphate;   Diadenosine hexaphosphate;   Formula=C20H30N10O25P6;   InChI=1S/C20H30N10O25P6/c21-15-9-17(25-3-23-15)29(5-27-9)19-13(33)11(31)7(49-19)1-47-56(35,36)51-58(39,40)53-60(43,44)55-61(45,46)54-59(41,42)52-57(37,38)48-2-8-12(32)14(34)20(50-8)30-6-28-10-16(22)24-4-26-18(10)30/h3-8,11-14,19-20,31-34H,1-2H2,(H,35,36)(H,37,38)(H,39,40)(H,41,42)(H,43,44)(H,45,46)(H2,21,23,25)(H2,22,24,26)/t7-,8-,11-,12-,13-,14-,19-,20-/m1/s1;   InChIKey=PZCFFCOJNXGTIM-XPWFQUROSA-N;   P1,P6-di(Adenosine-5')hexaphosphate;   SMILES=Nc1ncnc2n(cnc12)[C@@H]1O[C@H](COP(O)(=O)OP(O)(=O)OP(O)(=O)OP(O)(=O)OP(O)(=O)OP(O)(=O)OC[C@H]2O[C@H]([C@H](O)[C@@H]2O)n2cnc3c(N)ncnc23)[C@@H](O)[C@H]1O
 xref: CAS:56983-23-4;   HMDB:HMDB0001282
 xref_mesh: MESH:C070070
 xref: PDBeChem:B6P;   PMID:10385004;   PMID:10419486;   PMID:10523376;   PMID:11327631;   PMID:12121577;   PMID:14502438;   PMID:15066958;   PMID:1632493;   PMID:17824959;   PMID:20190246;   PMID:20807533;   PMID:7769127;   PMID:8114917;   PMID:8566144;   Reaxys:5230931
 cyclic_relationship: is_conjugate_acid_of CHEBI:63740

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P(1),P(6)-bis(5'-adenosyl)hexaphosphate term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G Nudt11 nudix hydrolase 11 multiple interactions
increases metabolic processing
ISO [NUDT11 protein results in increased metabolism of diadenosine 5',5''''-P1,P6-hexaphosphate] which results in increased chemical synthesis of adenosine 5'-pentaphosphate; [NUDT11 protein results in increased metabolism of diadenosine 5',5''''-P1,P6-hexaphosphate] which results in increased chemical synthesis of Adenosine Monophosphate CTD PMID:12121577 NCBI chr  X:17,171,510...17,215,108
Ensembl chr  X:17,540,458...17,540,952
Ensembl chr  X:17,540,458...17,540,952
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              vasoconstrictor agent 1974
                P(1),P(6)-bis(5'-adenosyl)hexaphosphate 1
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  CHEBI ontology 19771
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                          organic molecular entity 19564
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                              organochalcogen compound 18946
                                organooxygen compound 18873
                                  carbohydrates and carbohydrate derivatives 12285
                                    carbohydrate 12285
                                      carbohydrate derivative 11893
                                        glycosyl compound 10967
                                          N-glycosyl compound 5487
                                            nucleoside 5347
                                              ribonucleoside 669
                                                purine ribonucleoside 562
                                                  purines D-ribonucleoside 350
                                                    adenosine 342
                                                      diadenosyl hexaphosphate 1
                                                        P(1),P(6)-bis(5'-adenosyl)hexaphosphate 1
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