2.0 2012-07-30 14:54:44 -0600 2015-06-03 17:20:47 -0600 ECMDB21169 M2MDB001578 3-Octaprenyl-4-hydroxybenzoate 3-octaprenyl-4-hydroxybenzoate belongs to the class of Tetraterpenes. These are terpene molecules containing 10 consecutively linked isoprene units. (inferred from compound structure)3-octaprenyl-4-hydroxybenzoate is catalyzed by UbiD. 3-octaprenyl-4-hydroxybenzoate decarboxylase (UbiD) is an important enzyme on the pathway and deletion of the ubiD gene in E. coli. (PMID 17033719) 4-Hydroxybenzoate is converted to 3-octaprenyl-4-hydroxybenzoate by 4-hydroxybenzoate octaprenyltransferase. (PMID 1644758) 3-Octaprenyl-4-hydroxybenzoate 3-Octaprenyl-4-hydroxybenzoic acid 3Oct4HBA 4-Hydroxy-3-octaprenylbenzoate 4-Hydroxy-3-octaprenylbenzoic acid 4-Hydroxy-3-[(2E,6E,10E,14E,18E,22E,26E)-3,7,11,15,19,23,27,31-octamethyldotriaconta-2,6,10,14,18,22,26,30-octaen-1-yl]benzoate 4-Hydroxy-3-[(2E,6E,10E,14E,18E,22E,26E)-3,7,11,15,19,23,27,31-octamethyldotriaconta-2,6,10,14,18,22,26,30-octaen-1-yl]benzoic acid C47H70O3 683.0569 682.532496106 4-hydroxy-3-[(2E,6E,10E,14E,18E,22E,26E)-3,7,11,15,19,23,27,31-octamethyldotriaconta-2,6,10,14,18,22,26,30-octaen-1-yl]benzoic acid 4-hydroxy-3-[(2E,6E,10E,14E,18E,22E,26E)-3,7,11,15,19,23,27,31-octamethyldotriaconta-2,6,10,14,18,22,26,30-octaen-1-yl]benzoic acid CC(C)=CCC\C(C)=C\CC\C(C)=C\CC\C(C)=C\CC\C(C)=C\CC\C(C)=C\CC\C(C)=C\CC\C(C)=C\CC1=C(O)C=CC(=C1)C(O)=O InChI=1S/C47H70O3/c1-36(2)17-10-18-37(3)19-11-20-38(4)21-12-22-39(5)23-13-24-40(6)25-14-26-41(7)27-15-28-42(8)29-16-30-43(9)31-32-44-35-45(47(49)50)33-34-46(44)48/h17,19,21,23,25,27,29,31,33-35,48H,10-16,18,20,22,24,26,28,30,32H2,1-9H3,(H,49,50)/b37-19+,38-21+,39-23+,40-25+,41-27+,42-29+,43-31+ UTIBHEBNILDQKX-LQOKPSQISA-N Membrane logp 9.55 ALOGPS logs -6.43 ALOGPS solubility 2.54e-04 g/l ALOGPS logp 14.67 ChemAxon pka_strongest_acidic 4.35 ChemAxon pka_strongest_basic -6.1 ChemAxon iupac 4-hydroxy-3-[(2E,6E,10E,14E,18E,22E,26E)-3,7,11,15,19,23,27,31-octamethyldotriaconta-2,6,10,14,18,22,26,30-octaen-1-yl]benzoic acid ChemAxon average_mass 683.0569 ChemAxon mono_mass 682.532496106 ChemAxon smiles CC(C)=CCC\C(C)=C\CC\C(C)=C\CC\C(C)=C\CC\C(C)=C\CC\C(C)=C\CC\C(C)=C\CC\C(C)=C\CC1=C(O)C=CC(=C1)C(O)=O ChemAxon formula C47H70O3 ChemAxon inchi InChI=1S/C47H70O3/c1-36(2)17-10-18-37(3)19-11-20-38(4)21-12-22-39(5)23-13-24-40(6)25-14-26-41(7)27-15-28-42(8)29-16-30-43(9)31-32-44-35-45(47(49)50)33-34-46(44)48/h17,19,21,23,25,27,29,31,33-35,48H,10-16,18,20,22,24,26,28,30,32H2,1-9H3,(H,49,50)/b37-19+,38-21+,39-23+,40-25+,41-27+,42-29+,43-31+ ChemAxon inchikey UTIBHEBNILDQKX-LQOKPSQISA-N ChemAxon polar_surface_area 57.53 ChemAxon refractivity 226.16 ChemAxon polarizability 88.57 ChemAxon rotatable_bond_count 24 ChemAxon acceptor_count 3 ChemAxon donor_count 2 ChemAxon physiological_charge -1 ChemAxon formal_charge 0 ChemAxon Secondary Metabolites: Ubiquinol biosynthesis The biosynthesis of ubiquinol starts the interaction of 4-hydroxybenzoic acid interacting with an octaprenyl diphosphate. The former compound comes from the chorismate interacting with a chorismate lyase resulting in the release of a pyruvic acid and a 4-hydroxybenzoic acid. On the other hand, the latter compound, octaprenyl diphosphate is the result of a farnesyl pyrophosphate interacting with an isopentenyl pyrophosphate through an octaprenyl diphosphate synthase resulting in the release of a pyrophosphate and an octaprenyl diphosphate. The 4-hydroxybenzoic acid interacts with octaprenyl diphosphate through a 4-hydroxybenzoate octaprenyltransferase resulting in the release of a pyrophosphate and a 3-octaprenyl-4-hydroxybenzoate. The latter compound then interacts with a hydrogen ion through a 3-octaprenyl-4-hydroxybenzoate carboxy-lyase resulting in the release of a carbon dioxide and a 2-octaprenylphenol. The latter compound interacts with an oxygen molecule and a hydrogen ion through a NADPH driven 2-octaprenylphenol hydroxylase resulting in a NADP, a water molecule and a 2-octaprenyl-6-hydroxyphenol. The 2-octaprenyl-6-hydroxyphenol interacts with an S-adenosylmethionine through a bifunctional 3-demethylubiquinone-8 3-O-methyltransferase and 2-octaprenyl-6-hydroxyphenol methylase resulting in the release of a hydrogen ion, an s-adenosylhomocysteine and a 2-methoxy-6-(all-trans-octaprenyl)phenol. The latter compound then interacts with an oxygen molecule and a hydrogen ion through a NADPH driven 2-octaprenyl-6-methoxyphenol hydroxylase resulting in a NADP, a water molecule and a 2-methoxy-6-all trans-octaprenyl-2-methoxy-1,4-benzoquinol. The latter compound interacts with a S-adenosylmethionine through a bifunctional 2-octaprenyl-6-methoxy-1,4-benzoquinone methylase and S-adenosylmethionine:2-DMK methyltransferase resulting in a s-adenosylhomocysteine, a hydrogen ion and a 6-methoxy-3-methyl-2-all-trans-octaprenyl-1,4-benzoquinol. The 6-methoxy-3-methyl-2-all-trans-octaprenyl-1,4-benzoquinol. interacts with a reduced acceptor, an oxygen molecule through a 2-octaprenyl-3-methyl-6-methoxy-1,4-benzoquinone hydroxylase resulting in the release of a water molecule, an oxidized electron acceptor and a 3-demethylubiquinol-8. The latter compound then interacts with a S-adenosylmethionine through a bifunctional 3-demethylubiquinone-8 3-O-methyltransferase and 2-octaprenyl-6-hydroxyphenol methylase resulting in a hydrogen ion, a S-adenosylhomocysteine and a ubiquinol 8. PW000981 Metabolic Secondary Metabolites: Ubiquinol biosynthesis 2 The biosynthesis of ubiquinol starts the interaction of 4-hydroxybenzoic acid interacting with an octaprenyl diphosphate. The former compound comes from the chorismate interacting with a chorismate lyase resulting in the release of a pyruvic acid and a 4-hydroxybenzoic acid. On the other hand, the latter compound, octaprenyl diphosphate is the result of a farnesyl pyrophosphate interacting with an isopentenyl pyrophosphate through an octaprenyl diphosphate synthase resulting in the release of a pyrophosphate and an octaprenyl diphosphate. The 4-hydroxybenzoic acid interacts with octaprenyl diphosphate through a 4-hydroxybenzoate octaprenyltransferase resulting in the release of a pyrophosphate and a 3-octaprenyl-4-hydroxybenzoate. The latter compound then interacts with a hydrogen ion through a 3-octaprenyl-4-hydroxybenzoate carboxy-lyase resulting in the release of a carbon dioxide and a 2-octaprenylphenol. The latter compound interacts with an oxygen molecule and a hydrogen ion through a NADPH driven 2-octaprenylphenol hydroxylase resulting in a NADP, a water molecule and a 2-octaprenyl-6-hydroxyphenol. The 2-octaprenyl-6-hydroxyphenol interacts with an S-adenosylmethionine through a bifunctional 3-demethylubiquinone-8 3-O-methyltransferase and 2-octaprenyl-6-hydroxyphenol methylase resulting in the release of a hydrogen ion, an s-adenosylhomocysteine and a 2-methoxy-6-(all-trans-octaprenyl)phenol. The latter compound then interacts with an oxygen molecule and a hydrogen ion through a NADPH driven 2-octaprenyl-6-methoxyphenol hydroxylase resulting in a NADP, a water molecule and a 2-methoxy-6-all trans-octaprenyl-2-methoxy-1,4-benzoquinol. The latter compound interacts with a S-adenosylmethionine through a bifunctional 2-octaprenyl-6-methoxy-1,4-benzoquinone methylase and S-adenosylmethionine:2-DMK methyltransferase resulting in a s-adenosylhomocysteine, a hydrogen ion and a 6-methoxy-3-methyl-2-all-trans-octaprenyl-1,4-benzoquinol. The 6-methoxy-3-methyl-2-all-trans-octaprenyl-1,4-benzoquinol. interacts with a reduced acceptor, an oxygen molecule through a 2-octaprenyl-3-methyl-6-methoxy-1,4-benzoquinone hydroxylase resulting in the release of a water molecule, an oxidized electron acceptor and a 3-demethylubiquinol-8. The latter compound then interacts with a S-adenosylmethionine through a bifunctional 3-demethylubiquinone-8 3-O-methyltransferase and 2-octaprenyl-6-hydroxyphenol methylase resulting in a hydrogen ion, a S-adenosylhomocysteine and a ubiquinol 8. PW002036 Metabolic ubiquinol-8 biosynthesis (prokaryotic) PWY-6708 Specdb::CMs 1088020 Specdb::MsMs 36851 Specdb::MsMs 36852 Specdb::MsMs 36853 Specdb::MsMs 39299 Specdb::MsMs 39300 Specdb::MsMs 39301 54685638 5256806 C05809 1617 3-OCTAPRENYL-4-HYDROXYBENZOATE Keseler, I. M., Collado-Vides, J., Santos-Zavaleta, A., Peralta-Gil, M., Gama-Castro, S., Muniz-Rascado, L., Bonavides-Martinez, C., Paley, S., Krummenacker, M., Altman, T., Kaipa, P., Spaulding, A., Pacheco, J., Latendresse, M., Fulcher, C., Sarker, M., Shearer, A. G., Mackie, A., Paulsen, I., Gunsalus, R. P., Karp, P. D. (2011). "EcoCyc: a comprehensive database of Escherichia coli biology." Nucleic Acids Res 39:D583-D590. 21097882 van der Werf, M. J., Overkamp, K. M., Muilwijk, B., Coulier, L., Hankemeier, T. (2007). "Microbial metabolomics: toward a platform with full metabolome coverage." Anal Biochem 370:17-25. 17765195 Liu, J., Liu, J. H. (2006). "Ubiquinone (coenzyme Q) biosynthesis in Chlamydophila pneumoniae AR39: identification of the ubiD gene." Acta Biochim Biophys Sin (Shanghai) 38:725-730. 17033719 4-hydroxybenzoate octaprenyltransferase P0AGK1 UBIA_ECOLI ubiA http://ecmdb.ca/proteins/P0AGK1.xml 3-octaprenyl-4-hydroxybenzoate carboxy-lyase P0AAB4 UBID_ECOLI ubiD http://ecmdb.ca/proteins/P0AAB4.xml 3-octaprenyl-4-hydroxybenzoate carboxy-lyase P0AG03 UBIX_ECOLI ubiX http://ecmdb.ca/proteins/P0AG03.xml 3-Octaprenyl-4-hydroxybenzoate + Hydrogen ion > 2-Octaprenylphenol + Carbon dioxide R04986 3-OCTAPRENYL-4-OHBENZOATE-DECARBOX-RXN 4-Hydroxybenzoic acid + Octaprenyl diphosphate > 3-Octaprenyl-4-hydroxybenzoate + Pyrophosphate R05615 3-Octaprenyl-4-hydroxybenzoate <> 2-Octaprenylphenol + Carbon dioxide R04986 Octaprenyl diphosphate + 4-Hydroxybenzoic acid <> 3-Octaprenyl-4-hydroxybenzoate + Pyrophosphate R05615 all-<i>trans</i>-octaprenyl diphosphate + 4-Hydroxybenzoic acid > Pyrophosphate + 3-Octaprenyl-4-hydroxybenzoate 4OHBENZOATE-OCTAPRENYLTRANSFER-RXN 4-Hydroxybenzoic acid + Octaprenyl diphosphate > 3-Octaprenyl-4-hydroxybenzoate 4-Hydroxybenzoic acid + Octaprenyl diphosphate + Octaprenyl diphosphate > Pyrophosphate + 3-Octaprenyl-4-hydroxybenzoate PW_R003716 3 3-Octaprenyl-4-hydroxybenzoate + Hydrogen ion >2 2-Octaprenylphenol + Carbon dioxide 4 4-Hydroxybenzoic acid + Octaprenyl diphosphate >3 3-Octaprenyl-4-hydroxybenzoate + Pyrophosphate