Escherichia coli K-12 substr. MG1655 Compound: maltitol

Synonyms: lactitol, lactitolum, 4-O-β-D-galactopyranosyl-D-glucitol, α-D-glucopyranose-(1→4)-D-glucitol

Superclasses: all carbohydratesa carbohydratea glycana sugara sugar alcoholan alditol derivative
an alcohola sugar alcoholan alditol derivative

Chemical Formula: C12H24O11

Molecular Weight: 344.32 Daltons

Monoisotopic Molecular Weight: 344.1318616135 Daltons

maltitol compound structure


InChI: InChI=1S/C12H24O11/c13-1-4(16)7(18)11(5(17)2-14)23-12-10(21)9(20)8(19)6(3-15)22-12/h4-21H,1-3H2/t4-,5+,6+,7+,8+,9-,10+,11+,12+/m0/s1


Unification Links: CAS:585-86-4, ChEBI:68428, ChemSpider:432001, HMDB:HMDB02928, KEGG:D04845, MetaboLights:MTBLC68428, PubChem:493591

Standard Gibbs Free Energy of Change Formation (ΔfG in kcal/mol): -383.92

Reactions known to produce the compound:

Not in pathways:
a sugar phosphate + H2O → a sugar + phosphate

β-D-glucuronide and D-glucuronate degradation :
a β-D-glucuronoside + H2O → D-glucopyranuronate + an alcohol

glycerophosphodiester degradation :
a glycerophosphodiester + H2O → an alcohol + sn-glycerol 3-phosphate + H+

Not in pathways:
an organic hydroperoxide + NADH + H+an alcohol + NAD+ + H2O
an N-acetyl-β-D-hexosaminide + H2O → an N-acetyl-β-D-hexosamine + an alcohol
a carboxylic ester + H2O → an alcohol + a carboxylate + H+
an acetic ester + H2O → an alcohol + acetate + H+
an organic hydroperoxide + a reduced thioredoxin → an alcohol + an oxidized thioredoxin + H2O
a phosphate monoester[periplasm] + H2O[periplasm]an alcohol[periplasm] + phosphate[periplasm]
a phosphate monoester[periplasm] + H2O[periplasm]an alcohol[periplasm] + phosphate[periplasm]

In Reactions of unknown directionality:

Not in pathways:
an alcohol + NADP+ = an aldehyde + NADPH + H+

In Transport reactions:
a sugar alcohol[periplasm]a sugar alcohol[extracellular space],
a [PTS enzyme I]-Nπ-phospho-L-histidine + a sugar[periplasm] → a [PTS enzyme I]-L-histidine + a sugar phosphate[cytosol]

Enzymes activated by maltitol, sorted by the type of activation, are:

Activator (Mechanism unknown) of: phosphoenolpyruvate carboxylase [Izui83]

In Growth Media: PMA carbon source test + maltitol


Izui83: Izui K, Matsuda Y, Kameshita I, Katsuki H, Woods AE (1983). "Phosphoenolpyruvate carboxylase of Escherichia coli. Inhibition by various analogs and homologs of phosphoenolpyruvate." J Biochem (Tokyo) 1983;94(6);1789-95. PMID: 6368527

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Please cite the following article in publications resulting from the use of EcoCyc: Nucleic Acids Research 41:D605-12 2013
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