Lactose synthesis

Brew K, Hill RL. Lactose biosynthesis. Rev Physiol Biochem Pharmacol. 1975;72():105–58. doi: 10.1007/bfb0031548. PMID: 806951.

Metabolites

D-Glucose

Formula: C6H12O6 (180.0633852)

CAS ID: 50-99-7

H+

Formula: H (1.0078246)

CAS ID: 12408-02-5

Manganese(2+)

Formula: Mn (54.938046)

CAS ID: 7439-96-5

Hebevinoside I

Formula: C44H72O13 (808.4972662)

CAS ID: 87396-30-3

UDP(3-)

Formula: C9H11N2O12P2 (400.9787246)

CAS ID: 86527-70-0



Enzyme

EC Number name full name note
2.4.1.-
2.4.1.22 lactose synthase UDP-galactose:D-glucose 4-beta-D-galactosyltransferase
2.4.1.275 neolactotriaosylceramide beta-1,4-galactosyltransferase UDP-alpha-D-galactose:N-acetyl-beta-D-glucosaminyl-(1->3)-beta-D-galactosyl-(1beta4)-beta-D-glucosyl-(1<->1)-ceramide 4-beta-D-galactosyltransferase
2.4.1.38 beta-N-acetylglucosaminylglycopeptide beta-1,4-galactosyltransferase UDP-galactose:N-acetyl-beta-D-glucosaminylglycopeptide 4-beta-galactosyltransferase
2.4.1.90 N-acetyllactosamine synthase UDP-galactose:N-acetyl-D-glucosamine 4-beta-D-galactosyltransferase


Proteins

Protein ID name full name