alpha-D-galactose

Structure

Identity from ChEBI, geometry from PubChem. Not evidence.

What it touches on the way

What the reference databases state

• alpha-D-galactose+D-glucosyl-N-acylsphingosine→water+a beta-D-Gal-(1->4)-beta-D-Glc-(1<->1)-Cer(d18:1(4E))

  Catalysed by LCT or GLB1L or GLB1

  Reaction pageLeft to rightBalance undeterminableEC 3.2.1.23extracellular space

  Human-GEM MAR00766CC BY 4.0Reference data

• water+a beta-D-Gal-(1->4)-beta-D-Glc-(1<->1)-Cer(d18:1(4E))→alpha-D-galactose+D-glucosyl-N-acylsphingosine

  Catalysed by LCT & GLB1 & GLB1L & TMPPE

  Reaction pageLeft to rightBalance undeterminableEC 3.2.1.23lysosome

  Human-GEM MAR00786CC BY 4.0Reference data

• a globoside Gb3Cer (d18:1(4E))+water→alpha-D-galactose+a beta-D-Gal-(1->4)-beta-D-Glc-(1<->1)-Cer(d18:1(4E))

  Catalysed by GLA

  Reaction pageLeft to rightBalance undeterminableEC 3.2.1.22cytosol

  Human-GEM MAR00803CC BY 4.0Reference data

• a globoside Gb3Cer (d18:1(4E))+water→alpha-D-galactose+a beta-D-Gal-(1->4)-beta-D-Glc-(1<->1)-Cer(d18:1(4E))

  Catalysed by HEXB or HEXD or HEXA

  Reaction pageLeft to rightBalance undeterminableEC 3.2.1.52lysosome

  Human-GEM MAR00804CC BY 4.0Reference data

• MAM01904c+water→a ganglioside GA2 (d18:1(4E))+alpha-D-galactose

  Catalysed by LCT & GLB1 & GLB1L & TMPPE

  Reaction pageLeft to rightBalance undeterminableEC 3.2.1.23cytosol

  Human-GEM MAR00819CC BY 4.0Reference data

• a ganglioside GM1 (d18:1(4E))+water→alpha-D-galactose+a ganglioside GM2 (d18:1(4E))

  Catalysed by LCT & GLB1 & GLB1L & TMPPE

  Reaction pageLeft to rightBalance undeterminableEC 3.2.1.23cytosol

  Human-GEM MAR00830CC BY 4.0Reference data

• a ganglioside GM1 (d18:1(4E))+water→alpha-D-galactose+a ganglioside GM2 (d18:1(4E))

  Catalysed by LCT & GLB1 & GLB1L & TMPPE

  Reaction pageLeft to rightBalance undeterminableEC 3.2.1.23lysosome

  Human-GEM MAR00832CC BY 4.0Reference data

• water+psychosine→alpha-D-galactose+sphing-4-enine

  Catalysed by GALC

  Reaction pageLeft to rightBalancedEC 3.2.1.46lysosome

  Human-GEM MAR00914CC BY 4.0Reference data

• a ganglioside GM1 (d18:1(4E))+water→alpha-D-galactose+a ganglioside GM2 (d18:1(4E))

  Catalysed by GLB1

  Reaction pageLeft to rightBalance undeterminableEC 3.2.1.23extracellular space

  Human-GEM MAR02341CC BY 4.0Reference data

• ATP+alpha-D-galactose→ADP+alpha-D-galactose 1-phosphate+proton

  Catalysed by GALK1 or GALK2

  Reaction pageLeft to rightBalancedEC 2.7.1.6cytosol

  Human-GEM MAR04130CC BY 4.0Reference data

• ATP+alpha-D-galactose→ADP+MAM01911c+proton

  Catalysed by GALK1 or GALK2 or FAM227B

  Reaction pageLeft to rightBalancedEC 2.7.1.6cytosol

  Human-GEM MAR04414CC BY 4.0Reference data

• water+alpha-lactose→alpha-D-galactose+D-glucose

  Catalysed by LCT & GLB1 & GLB1L & TMPPE

  Reaction pageLeft to rightBalancedEC 3.2.1.23, 3.2.1.108extracellular space

  Human-GEM MAR04415CC BY 4.0Reference data

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On the label

Label record: NIH Office of Dietary Supplements · CC0

Where it reaches

9 systems, 18 regions, 42 tissues, 47 transporter routes — routes, not measurements: transporters known to carry alpha-D-galactose are expressed there, and no source reports it arriving.

Resolves to: alpha-D-galactose

Also called

ALPHA D-GALACTOSEalpha-D-GalGal-alphaGal-αα-D-Gal

Systematic name

alpha-D-galactopyranoseα-D-galactopyranose