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Literature summary extracted from

  • Giordani, R.; Noat, G.
    Isolation, molecular properties and kinetic studies of a strict beta-fucosidase from Lactuca sativa latex (1988), Eur. J. Biochem., 175, 619-625.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.2.1.38 arsenate
-
Lactuca sativa
3.2.1.38 beta-D-fucose competitive inhibitor Lactuca sativa

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.2.1.38 8
-
p-nitrophenyl-beta-D-fucoside
-
Lactuca sativa

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
3.2.1.38 extracellular
-
Lactuca sativa
-
-

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.2.1.38 37000
-
SDS-PAGE, gel filtration Lactuca sativa

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.2.1.38 4-nitrophenyl beta-D-fucoside + H2O Lactuca sativa implication in cell wall degradation beta-D-fucose + 4-nitrophenol the only products released from hypokotyl cell walls ?

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.38 Lactuca sativa
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.2.1.38 to homogeneity by 2step chromatography technique Lactuca sativa

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.2.1.38 latex
-
Lactuca sativa
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.2.1.38 430
-
-
Lactuca sativa

Storage Stability

EC Number Storage Stability Organism
3.2.1.38 4°C, 0.01 M citrate pH 5.5, 0.02% sodium azide, several months Lactuca sativa

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.38 4-nitrophenyl beta-D-fucoside + H2O implication in cell wall degradation Lactuca sativa beta-D-fucose + 4-nitrophenol the only products released from hypokotyl cell walls ?
3.2.1.38 p-nitrophenyl-beta-D-fucoside + H2O strict beta-D-fucosidase, no stereospecificity Lactuca sativa p-nitrophenol + beta-D-fucose
-
?
3.2.1.38 p-nitrophenyl-beta-L-fucoside + H2O
-
Lactuca sativa p-nitrophenol + beta-L-fucose
-
?

Subunits

EC Number Subunits Comment Organism
3.2.1.38 monomer 1 * 37000, SDS-PAGE, gel filtration Lactuca sativa

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
3.2.1.38 60
-
important inactivation at and above Lactuca sativa

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.2.1.38 5.5
-
-
Lactuca sativa

pH Range

EC Number pH Minimum pH Maximum Comment Organism
3.2.1.38 4.5 7
-
Lactuca sativa

pH Stability

EC Number pH Stability pH Stability Maximum Comment Organism
3.2.1.38 7.5
-
rapid inactivation above Lactuca sativa