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discounted EARLY registration ends Dec 31, 2014
Metabolic Modeling Tutorial
discounted EARLY registration ends Dec 31, 2014
Metabolic Modeling Tutorial
discounted EARLY registration ends Dec 31, 2014
Metabolic Modeling Tutorial
discounted EARLY registration ends Dec 31, 2014
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MetaCyc Compound: maltopentaose

Superclasses: all carbohydrates a carbohydrate a glycan an oligosaccharide a malto-oligosaccharide a linear malto-oligosaccharide

Chemical Formula: C30H52O26

Molecular Weight: 828.72 Daltons

Monoisotopic Molecular Weight: 828.2746818438 Daltons

SMILES: C(C5(OC(OC4(C(OC(OC1(C(OC(C(C1O)O)OC2(C(OC(C(C2O)O)OC3(C(OC(C(C3O)O)O)CO))CO))CO))C(C4O)O)CO))C(C(C5O)O)O))O

InChI: InChI=1S/C30H52O26/c31-1-6-11(36)12(37)18(43)27(49-6)54-23-8(3-33)51-29(20(45)14(23)39)56-25-10(5-35)52-30(21(46)16(25)41)55-24-9(4-34)50-28(19(44)15(24)40)53-22-7(2-32)48-26(47)17(42)13(22)38/h6-47H,1-5H2/t6-,7-,8-,9-,10-,11-,12+,13-,14-,15-,16-,17-,18-,19-,20-,21-,22-,23-,24-,25-,26?,27-,28-,29-,30-/m1/s1

InChIKey: InChIKey=FTNIPWXXIGNQQF-HZWIHCTQSA-N

Unification Links: ChEBI:61952 , ChemSpider:2006584 , HMDB:HMDB12254 , Kegg Glycan:G00343 , MetaboLights:MTBLC61952 , PubChem:2724445

Standard Gibbs Free Energy of Change Formation (ΔfG in kcal/mol): -318.1018 Inferred by computational analysis [Latendresse13]

Reactions known to consume the compound:

Not in pathways:
maltopentaose + H2O → maltotetraose + α-D-glucose

starch degradation I , starch degradation II :
a linear malto-oligosaccharide [(glucose)n] + H2O → a linear malto-oligosaccharide [(glucose)n-2] + maltose

Reactions known to produce the compound:

Not in pathways:
maltohexaose + H2O → maltopentaose + α-D-glucose

starch degradation I :
a long-linear glucan + n H2O → a linear malto-oligosaccharide

starch degradation II :
an exposed unphosphorylated, (α-1,6)-branched malto-oligosaccharide tail on amylopectin[chloroplast stroma] + n H2O[chloroplast stroma] → amylopectin[chloroplast stroma] + n a linear malto-oligosaccharide[chloroplast stroma]

starch biosynthesis :
n a (1,6)-α-D-glucosyl-(1,4)-α-glucan highly branched[chloroplast stroma] + n H2O[chloroplast stroma] → n a malto-oligosaccharide[chloroplast stroma] + n (1,6)-α-D-glucosyl-(1,4)-α-glucan moderately branched[chloroplast stroma]


keratan sulfate + H2O → n an oligosaccharide
blood group substance B + H2O → n an oligosaccharide
blood group substance A + H2O → n an oligosaccharide
a polysaccharide + H2O → an oligosaccharide
a sialyloligosaccharide + H2O → an oligosaccharide + N-acetylneuraminate
a 1,2-β-D-glucan + H2O → n an oligosaccharide
a fucoidan + H2O → fucose + a fucose sulfate + an oligosaccharide


an N-acetyl-β-D-galactosalaminyl-[glycan] + H2O → a glycan + N-acetyl-β-D-galactosamine

In Reactions of unknown directionality:

Not in pathways:
maltohexaose + phosphate = maltopentaose + α-D-glucose 1-phosphate
maltohexaose + β-D-glucose = maltopentaose + maltose
maltopentaose + D-glucopyranose = maltotetraose + maltose
maltopentaose + phosphate = α-D-glucose 1-phosphate + maltotetraose


a linear malto-oligosaccharide [(glucose)n] + phosphate = α-D-glucose 1-phosphate + a linear malto-oligosaccharide [(glucose)n-1]

In Transport reactions:
an oligosaccharide[extracellular space] + ATP + H2O ↔ an oligosaccharide[cytosol] + ADP + phosphate


References

Latendresse13: Latendresse M. (2013). "Computing Gibbs Free Energy of Compounds and Reactions in MetaCyc."


Report Errors or Provide Feedback
Please cite the following article in publications resulting from the use of MetaCyc: Caspi et al, Nucleic Acids Research 42:D459-D471 2014
Page generated by SRI International Pathway Tools version 18.5 on Sat Nov 22, 2014, BIOCYC14A.