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Literature summary extracted from

  • Alam, T.; Balasubramanian, A.S.
    The purification, properties and characterization of three forms of alpha-L-fucosidase from monkey brain (1978), Biochim. Biophys. Acta, 524, 373-384.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
3.2.1.51 bovine serum albumin increases acitivity up to 100% Macaca radiata

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.2.1.51 4-chloromercuribenzoate 50% inhibition at 0.0015 mM, totally reversal by addition of 4 mM DTT Macaca radiata
3.2.1.51 Ag2+ complete inactivation at 1 mM Macaca radiata
3.2.1.51 alpha-L-fucose competitive inhibition, Ki: 0.275 mM Macaca radiata
3.2.1.51 Cu2+ complete inactivation at 1 mM Macaca radiata
3.2.1.51 ethanolamine strong inhibition Macaca radiata
3.2.1.51 Hg2+ complete inhibition at 1 mM Macaca radiata
3.2.1.51 iodoacetamide 30% inhibition at 1 mM Macaca radiata
3.2.1.51 N-ethylmaleimide 30% inhibition at 1 mM Macaca radiata

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.2.1.51 0.22
-
4-nitrophenyl-alpha-L-fucopyranoside
-
Macaca radiata

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.2.1.51 73500
-
4 * 73500, SDS-PAGE, monomers and dimers also active Macaca radiata
3.2.1.51 285000
-
gel filtration Macaca radiata

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.51 Macaca radiata
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.2.1.51 to homogeneity, chromatography steps Macaca radiata

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.2.1.51 brain
-
Macaca radiata
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.51 4-nitrophenyl-alpha-L-fucopyranoside + H2O
-
Macaca radiata 4-nitrophenol + alpha-L-fucose
-
?

Subunits

EC Number Subunits Comment Organism
3.2.1.51 tetramer 4 * 73500, SDS-PAGE, monomers and dimers also active Macaca radiata

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
3.2.1.51 50 55 triphasic heat inactivation due to 3 different heat sensitive forms, forms I and II: less heat sensitive, form III: most heat sensitive Macaca radiata

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.2.1.51 5
-
slight different pH-optima for monomeric, dimeric and tetrameric forms Macaca radiata

pH Stability

EC Number pH Stability pH Stability Maximum Comment Organism
3.2.1.51 5.5
-
instability below Macaca radiata