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

BRENDA support

Literature summary for 3.2.1.14 extracted from

  • Kopparapu, N.; Liu, Z.; Fei, F.; Yan, Q.; Jiang, Z.
    Purification and characterization of a chitinase (sAMC) with antifungal activity from seeds of Astragalus membranaceus (2011), Process Biochem., 46, 1370-1374.
No PubMed abstract available

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
35500
-
1 * 35500, SDS-PAGE Astragalus membranaceus
36900
-
gel filtration Astragalus membranaceus

Organism

Organism UniProt Comment Textmining
Astragalus membranaceus
-
-
-

Posttranslational Modification

Posttranslational Modification Comment Organism
glycoprotein sAMC is a glycoprotein with 6.1% neutral sugars Astragalus membranaceus

Purification (Commentary)

Purification (Comment) Organism
native enzyme from seeds, by ammonium sulfate fractionation, chitin affinity chromatography, and gel filtration Astragalus membranaceus

Source Tissue

Source Tissue Comment Organism Textmining
seed
-
Astragalus membranaceus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
colloidal chitin + H2O
-
Astragalus membranaceus N,N'-diacetylchitobiose + N,N',N''-triacetylchitotriose + N-acetyl D-glucosamine
-
?

Subunits

Subunits Comment Organism
monomer 1 * 35500, SDS-PAGE Astragalus membranaceus

Synonyms

Synonyms Comment Organism
endochitinase
-
Astragalus membranaceus
More sAMC belongs to glycosyl hydrolase family 19 chitinases which are mostly endochitinases Astragalus membranaceus
sAMC
-
Astragalus membranaceus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
60
-
-
Astragalus membranaceus

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
40
-
purified enzyme, half-life is 1190 min Astragalus membranaceus
50
-
purified enzyme, half-life is 665.2 min Astragalus membranaceus
60
-
purified enzyme, stable up to, half-life is 503 min Astragalus membranaceus
65
-
purified enzyme, half-life is 150.4 min Astragalus membranaceus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5
-
-
Astragalus membranaceus

pH Range

pH Minimum pH Maximum Comment Organism
4 8 activity range Astragalus membranaceus

General Information

General Information Comment Organism
physiological function sAMC has a role in conversion of chitin wastes into useful products. It also exhibits antifungal activity against Trichoderma viride, Botrytis cinerea, Fusarium oxysporum and Fusarium solani Astragalus membranaceus