Any feedback?
Please rate this page
(literature.php)
(0/150)

BRENDA support

Literature summary for 3.2.1.4 extracted from

  • Sanwal, S.G.G.
    Purification and characterization of a cellulase from Catharanthus roseus stems (1999), Phytochemistry, 52, 7-13.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
Cu2+ 5 mM, about 30% inhibition Catharanthus roseus
EDTA 5 mM, 40% inhibition Catharanthus roseus
Hg2+ 5 mM, 95% inhibition Catharanthus roseus
Mn2+ 5 mM, about 30% inhibition Catharanthus roseus
NH4+ 5 mM, 10% inhibition Catharanthus roseus
Teepol detergent, 0.1%, 80% inhibition Catharanthus roseus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information
-
Catharanthus roseus

Metals/Ions

Metals/Ions Comment Organism Structure
Fe3+ 5 mM, 15% activation Catharanthus roseus
KCl 5 mM, 15% stimulation Catharanthus roseus
NaCl 5 mM, 15% stimulation Catharanthus roseus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
25000
-
4 * 25000, SDS-PAGE Catharanthus roseus
96000
-
gel filtration Catharanthus roseus

Organism

Organism UniProt Comment Textmining
Catharanthus roseus
-
-
-

Posttranslational Modification

Posttranslational Modification Comment Organism
glycoprotein contains 7% carbohydrate Catharanthus roseus

Purification (Commentary)

Purification (Comment) Organism
-
Catharanthus roseus

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Catharanthus roseus

Storage Stability

Storage Stability Organism
0-4°C, stable for at least 15 days Catharanthus roseus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
carboxymethylcellulose + H2O
-
Catharanthus roseus additional information
-
?
cellulose + H2O
-
Catharanthus roseus ?
-
?
additional information hydrolysis of filter paper Catharanthus roseus ?
-
?

Subunits

Subunits Comment Organism
tetramer 4 * 25000, SDS-PAGE Catharanthus roseus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30 35
-
Catharanthus roseus

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
50
-
5 min, stable Catharanthus roseus
60
-
5 min, complete loss of activity Catharanthus roseus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5.2
-
-
Catharanthus roseus