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Literature summary for 3.2.1.209 extracted from

  • Hamagashira, N.; Oku, H.; Mega, T.; Hase, S.
    Purification and characterization of hen oviduct alpha 1,2-mannosidase (1996), J. Biochem., 119, 998-1003.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
1-deoxymannojirimycin
-
Gallus gallus
EDTA complete inactivation at 1.7 mM, Ca2+ restores Gallus gallus
additional information no inhibition by swainsonine Gallus gallus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
42000
-
1 * 42000, SDS-PAGE Gallus gallus
50000
-
gel filtration Gallus gallus

Organism

Organism UniProt Comment Textmining
Gallus gallus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Gallus gallus

Source Tissue

Source Tissue Comment Organism Textmining
oviduct
-
Gallus gallus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
4000
-
37°C, pH 7.0 Gallus gallus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->6)]-alpha-D-Man-(1->6)]-alpha-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-beta-D-GlcNAc-2-pyridylamine + 3 H2O
-
Gallus gallus alpha-D-Man-(1->3)-[alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->6)]-alpha-D-Man-(1->6)]-alpha-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-beta-D-GlcNAc-2-pyridylamine + 3 D-mannopyranose
-
?
additional information no hydrolysis of alpha1,3-linkages Gallus gallus ?
-
?
additional information no hydrolysis of alpha1,6-linkages Gallus gallus ?
-
?

Subunits

Subunits Comment Organism
monomer 1 * 42000, SDS-PAGE Gallus gallus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.5
-
-
Gallus gallus