Pathway Tools
Intro Tutorial
discounted registration ends Sept 5, 2015 (Sat)
Pathway Tools
Intro Tutorial
discounted registration ends Sept 5, 2015 (Sat)
Pathway Tools
Intro Tutorial
discounted registration ends Sept 5, 2015 (Sat)
Pathway Tools
Intro Tutorial
discounted registration ends Sept 5, 2015 (Sat)
Pathway Tools
Intro Tutorial
discounted registration ends Sept 5, 2015 (Sat)
twitter

MetaCyc Compound Class: D-galactose

Superclasses: all carbohydrates a carbohydrate a glycan a sugar a monosaccharide a hexose a D-hexose
all carbohydrates a carbohydrate a glycan a sugar a monosaccharide a hexose a D-hexose a D-aldohexose
all carbohydrates a carbohydrate a glycan a sugar a monosaccharide a hexose an aldohexose a D-aldohexose
all carbohydrates a carbohydrate a glycan a sugar a monosaccharide a hexose galactose
all carbohydrates a carbohydrate a glycan a sugar a monosaccharide an aldose a D-aldose a D-aldohexose
all carbohydrates a carbohydrate a glycan a sugar a monosaccharide an aldose an aldohexose a D-aldohexose
an aldehyde or ketone an aldehyde an aldose a D-aldose a D-aldohexose
an aldehyde or ketone an aldehyde an aldose an aldohexose a D-aldohexose

Child Classes: D-galactofuranose (2) , D-galactopyranose (2)

Instances:
aldehydo-D-galactose

Unification Links: ChEBI:12936 , ChemSpider:2301265

Reactions known to consume the compound:

NAD/NADP-NADH/NADPH mitochondrial interconversion (yeast) :
an aldehyde + NAD+ + H2O → a carboxylate + NADH + 2 H+
an aldehyde + NADP+ + H2O → a carboxylate + NADPH + 2 H+

Not in pathways:
an aldehyde + FMNH2 + oxygen → hν + a carboxylate + FMN + H2O + 2 H+
an aldehyde + oxygen + H2O → a carboxylate + hydrogen peroxide + H+

Reactions known to produce the compound:

Not in pathways:
a sugar alcohol + oxygen → an aldose + hydrogen peroxide

Not in pathways:
a protopanaxatriol-type ginsenoside with two glycosyl residues at position 6 + 2 H2O → a protopanaxatriol-type ginsenoside with no glycosidic modification at position 6 + a monosaccharide + D-glucopyranose
a protopanaxadiol-type ginsenoside with two glycosyl residues at position 20 + H2O → a protopanaxadiol-type ginsenoside with a single glucosyl residue at position 20 + a monosaccharide

Not in pathways:
a thioglucoside + H2O → a sugar + a thiol
a sugar phosphate + H2O → a sugar + phosphate
glycosyl-N-acylsphingosine + H2O → a ceramide + a sugar

ceramide degradation :
a sphingoid 1-phosphate → O-phosphoethanolamine + an aldehyde

two-component alkanesulfonate monooxygenase :
an alkylsulfonate + FMNH2 + oxygen → an aldehyde + sulfite + FMN + H2O + 2 H+

Not in pathways:
a primary amine[periplasmic space] + H2O[periplasmic space] + oxygen[periplasmic space]an aldehyde[periplasmic space] + ammonium[periplasmic space] + hydrogen peroxide[periplasmic space]
an aliphatic amine + H2O + oxygen → an aldehyde + ammonium + hydrogen peroxide
a monoamine + H2O + oxygen → an aldehyde + a primary amine + hydrogen peroxide
a primary alcohol + oxygen → hydrogen peroxide + an aldehyde

Not in pathways:
a nitroalkane + oxygen + H2O → an aldehyde or ketone + nitrite + hydrogen peroxide + H+

Reactions known to both consume and produce the compound:

Not in pathways:
a primary alcohol + NAD+an aldehyde + NADH + H+

In Reactions of unknown directionality:

Not in pathways:
a D-hexose + an acyl phosphate = a D-hexose-phosphate + a carboxylate
a D-hexose + ATP = D-hexose 6-phosphate + ADP + H+
phosphoramidate + a D-hexose = an α-hexose 1-phosphate + ammonium

Not in pathways:
an α-D-aldosyl-β-D-fructoside + a D-aldose = an α-D-aldosyl-β-D-fructoside + a D-aldose

Not in pathways:
an aldose[periplasmic space] + an oxidized unknown electron acceptor[periplasmic space] + H2O[periplasmic space] = an aldonate[periplasmic space] + an reduced unknown electron acceptor[periplasmic space] + H+[periplasmic space]
a sugar alcohol + NAD(P)+ = an aldose + NAD(P)H + H+

Not in pathways:
a protopanaxatriol-type ginsenoside with two glycosyl residues at position 6 + H2O = a protopanaxatriol-type ginsenoside with a single glucosyl at position 6 + a monosaccharide

Not in pathways:
an aldehyde + NAD(P)+ + H2O = a carboxylate + NAD(P)H + 2 H+
an aldehyde + 2 an oxidized ferredoxin + H2O = a carboxylate + 2 a reduced ferredoxin + 3 H+
an aldehyde + an oxidized unknown electron acceptor + H2O = a carboxylate + an reduced unknown electron acceptor + H+
an aldehyde[periplasmic space] + FAD[periplasmic space] + H2O[periplasmic space] = a carboxylate[periplasmic space] + FADH2[periplasmic space]
an aldehyde + an electron-transfer quinone + H2O = a carboxylate + an electron-transfer quinol + H+
a primary alcohol + 2 an oxidized cytochrome cL = an aldehyde + 2 a reduced cytochrome cL + 2 H+
an aliphatic amine + an oxidized cytochrome c550 + H2O = an aldehyde + ammonium + a reduced cytochrome c550
an alkylamine + 2 an oxidized cytochrome c550 + H2O = an aldehyde + ammonium + 2 a reduced cytochrome c550
a 2-oxo carboxylate + H+ = an aldehyde + CO2
an alcohol + NADP+ = an aldehyde + NADPH + H+
a primary alcohol + an oxidized unknown electron acceptor = an aldehyde + an reduced unknown electron acceptor
an alcohol + NAD(P)+ = an aldehyde + NAD(P)H + H+
a primary alcohol + an oxidized azurin = an aldehyde + a reduced azurin
a 1-O-(alk-1-enyl)glycero-3-phosphocholine + H2O = sn-glycero-3-phosphocholine + an aldehyde
a 1-alkenylglycerophosphoethanolamine + H2O = sn-glycero-3-phosphoethanolamine + an aldehyde
a primary alcohol + 2 an oxidized cytochrome c550 = an aldehyde + 2 a reduced cytochrome c550

In Transport reactions:
a [PTS enzyme I]-Nπ-phospho-L-histidine + D-galactose[out] → a D-galactose 6-phosphate[in] + a [PTS enzyme I]-L-histidine ,
a monosaccharide[extracellular space] + ATP + H2O ↔ a monosaccharide[cytosol] + ADP + phosphate ,
a [PTS enzyme I]-Nπ-phospho-L-histidine + a sugar[out] → a [PTS enzyme I]-L-histidine + a sugar phosphate[in]

This compound has been characterized as an alternative substrate of the following enzymes: D-xylose reductase , D-glucose dehydrogenase , D-galacturonate reductase , β-D-galactosyl-(1->4)-L-rhamnose phosphorylase , D-glucuronate reductase , melibiose:H+/Na+/Li+ symporter , D-xylose dehydrogenase , glucose dehydrogenase , melibiose:H+/Na+/Li+ symporter , L-arabinose 1-dehydrogenase

Credits:
Revised 27-Mar-2013 by Caspi R , SRI International


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 19.0 on Thu Sep 3, 2015, biocyc13.