1.02011-09-21 00:26:03 UTC2015-07-21 06:57:35 UTCFDB023192LevanLevan is a substantial component of bacterial plaque produced by certain streptococci and actinomyces, and lipopolysaccharides from Gram-negative bacteria. These bacterial products are B cell mitogens which may have an adjuvant or tolerizing effect on immune responses. (PubMed ID 346320 ) [HMDB](2,6-beta-D-Fructosyl)n(2,6-beta-D-Fructosyl)n+1(2,6-beta-delta-Fructosyl)n(2,6-beta-delta-Fructosyl)n+12,6-beta-D-Fructan2,6-beta-delta-FructanFructanLevan nC18H32O16504.4371504.169034976(2R,3S,4S,5S)-5-{[(2S,3S,4S,5R)-5-({[(2R,3S,4S,5R)-3,4-dihydroxy-2,5-bis(hydroxymethyl)oxolan-2-yl]oxy}methyl)-3,4-dihydroxy-2-(hydroxymethyl)oxolan-2-yl]methoxy}-2-(hydroxymethyl)oxolane-2,3,4-triolfructans9013-95-0OC[C@H]1O[C@@](CO)(OC[C@H]2O[C@@](CO)(CO[C@H]3O[C@](O)(CO)[C@@H](O)[C@@H]3O)[C@@H](O)[C@@H]2O)[C@@H](O)[C@@H]1OInChI=1S/C18H32O16/c19-1-7-9(23)14(28)18(5-22,33-7)31-2-8-10(24)12(26)16(3-20,32-8)6-30-15-11(25)13(27)17(29,4-21)34-15/h7-15,19-29H,1-6H2/t7-,8-,9-,10-,11+,12+,13+,14+,15+,16+,17-,18-/m1/s1AIHDCSAXVMAMJH-GFBKWZILSA-N belongs to the class of organic compounds known as o-glycosyl compounds. These are glycoside in which a sugar group is bonded through one carbon to another group via a O-glycosidic bond.O-glycosyl compoundsOrganic compoundsOrganic oxygen compoundsOrganooxygen compoundsCarbohydrates and carbohydrate conjugatesAliphatic heteromonocyclic compoundsC-glycosyl compoundsDialkyl ethersDisaccharidesHemiacetalsHydrocarbon derivativesKetalsOxacyclic compoundsPolyolsPrimary alcoholsSecondary alcoholsTetrahydrofuransAcetalAlcoholAliphatic heteromonocyclic compoundC-glycosyl compoundDialkyl etherDisaccharideEtherHemiacetalHydrocarbon derivativeKetalO-glycosyl compoundOrganoheterocyclic compoundOxacyclePolyolPrimary alcoholSecondary alcoholTetrahydrofuranSolidlogp-2.89logs-0.21solubility3.11e+02 g/llogp-6.3pka_strongest_acidic10.23pka_strongest_basic-3.5iupac(2R,3S,4S,5S)-5-{[(2S,3S,4S,5R)-5-({[(2R,3S,4S,5R)-3,4-dihydroxy-2,5-bis(hydroxymethyl)oxolan-2-yl]oxy}methyl)-3,4-dihydroxy-2-(hydroxymethyl)oxolan-2-yl]methoxy}-2-(hydroxymethyl)oxolane-2,3,4-triolaverage_mass504.4371mono_mass504.169034976smilesOC[C@H]1O[C@@](CO)(OC[C@H]2O[C@@](CO)(CO[C@H]3O[C@](O)(CO)[C@@H](O)[C@@H]3O)[C@@H](O)[C@@H]2O)[C@@H](O)[C@@H]1OformulaC18H32O16inchiInChI=1S/C18H32O16/c19-1-7-9(23)14(28)18(5-22,33-7)31-2-8-10(24)12(26)16(3-20,32-8)6-30-15-11(25)13(27)17(29,4-21)34-15/h7-15,19-29H,1-6H2/t7-,8-,9-,10-,11+,12+,13+,14+,15+,16+,17-,18-/m1/s1inchikeyAIHDCSAXVMAMJH-GFBKWZILSA-Npolar_surface_area268.68refractivity101.84polarizability47.62rotatable_bond_count10acceptor_count16donor_count11physiological_charge0formal_charge0Specdb::CMs23574Specdb::CMs38624Specdb::NmrOneD28182Specdb::NmrOneD28183Specdb::NmrOneD28184Specdb::NmrOneD28185Specdb::NmrOneD28186Specdb::NmrOneD28187Specdb::NmrOneD28188Specdb::NmrOneD28189Specdb::NmrOneD28190Specdb::NmrOneD28191Specdb::NmrOneD28192Specdb::NmrOneD28193Specdb::NmrOneD28194Specdb::NmrOneD28195Specdb::NmrOneD28196Specdb::NmrOneD28197Specdb::NmrOneD28198Specdb::NmrOneD28199Specdb::NmrOneD28200Specdb::NmrOneD28201Specdb::MsMs318256Specdb::MsMs318257Specdb::MsMs318258Specdb::MsMs364975Specdb::MsMs364976Specdb::MsMs364977Specdb::MsMs2689535Specdb::MsMs2689536Specdb::MsMs2689537Specdb::MsMs2989076Specdb::MsMs2989077Specdb::MsMs2989078HMDB03539#<Reference:0x0000555675b16928>AnatidaeType 1specificAnatidae8830BeefaloType 1specificBos taurus X Bison bison297284BisonType 1specificBison bison9901BuffaloType 1specificBubalus bubalis89462Cattle (Beef, Veal)Type 1specificBos taurus9913ChickenType 1specificGallus gallus9031Columbidae (Dove, Pigeon)Type 1specificColumbidae8930DeerType 1specificCervidae9850Domestic goatType 1specificCapra aegagrus hircus9925Domestic pigType 1specificSus scrofa domestica9825ElkType 1specificCervus canadensis1574408EmuType 1specificDromaius novaehollandiae8790European rabbitType 1specificOryctolagus9984Greylag gooseType 1specificAnser anser8843Guinea henType 1specificNumida meleagris8996HorseType 1specificEquus caballus9796Mallard duckType 1specificAnas platyrhynchos8839Mountain hareType 1specificLepus timidus62621Mule deerType 1specificOdocoileus9871OstrichType 1specificStruthio camelus8801PheasantType 1specificPhasianus colchicus9054QuailType 1specificPhasianidae9005RabbitType 1specificLeporidae9979Rock ptarmiganType 1specificLagopus muta64668Sheep (Mutton, Lamb)Type 1specificOvis aries9940SquabType 1specificColumba8931TurkeyType 1specificMeleagris gallopavo9103Velvet duckType 1specificMelanitta fusca371864Wild boarType 1specificSus scrofa9823