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Literature summary for 3.2.1.107 extracted from

  • Sternberg, M.; Spiro, R.G.
    Studies on the catabolism of the hydroxylysine-linked disaccharide units of basement membranes and collagens. Isolation and characterization of a rat kidney alpha-glucosidase of high specificity (1979), J. Biol. Chem., 254, 10329-10336.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
D-glucono-1,5-lactone 10 mM complete inhibition Rattus norvegicus
NaCl 0.8 mM 62% inhibition Rattus norvegicus
p-chloromercuribenzoate 1 mM complete inhibition Rattus norvegicus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
5.7
-
2-O-Alpha-D-glucopyranosyl-O-beta-D-galactopyranosylhydroxylysine
-
Rattus norvegicus

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
-
male albino rat Charles River CD strain
-
Rattus norvegicus Charles River CD
-
male albino rat Charles River CD strain
-

Purification (Commentary)

Purification (Comment) Organism
-
Rattus norvegicus

Source Tissue

Source Tissue Comment Organism Textmining
kidney
-
Rattus norvegicus
-
renal cortex
-
Rattus norvegicus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
highest activity in the kidneys of neonatal rats and decreases with age Rattus norvegicus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2-O-alpha-D-glucopyranosyl-O-beta-D-galactopyranosylhydroxylysine + H2O
-
Rattus norvegicus alpha-D-glucose + beta-D-galactopyranosyl-L-hydroxylysine
-
?
2-O-alpha-D-glucopyranosyl-O-beta-D-galactopyranosylhydroxylysine + H2O
-
Rattus norvegicus Charles River CD alpha-D-glucose + beta-D-galactopyranosyl-L-hydroxylysine
-
?
isomaltose + H2O
-
Rattus norvegicus ?
-
?
isomaltose + H2O
-
Rattus norvegicus Charles River CD ?
-
?
kojibiose + H2O
-
Rattus norvegicus alpha-D-glucose + D-glucose
-
?
kojibiose + H2O
-
Rattus norvegicus Charles River CD alpha-D-glucose + D-glucose
-
?
maltose + H2O
-
Rattus norvegicus alpha-D-glucose + D-glucose
-
?
maltose + H2O
-
Rattus norvegicus Charles River CD alpha-D-glucose + D-glucose
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4.4 4.7
-
Rattus norvegicus

pH Range

pH Minimum pH Maximum Comment Organism
3.9 5.8 pH 3.9 and 5.8, 50% of maximal activity Rattus norvegicus