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Protein

Chitinase

Gene
N/A
Organism
Streptomyces violaceus (Streptomyces venezuelae)
Status
Reviewed-Annotation score: Annotation score: 3 out of 5-Experimental evidence at protein leveli

Functioni

Antifungal activity. Inhibits the mycelial growth of A.niger, A.alternata and H.sativum.2 Publications

Catalytic activityi

Random endo-hydrolysis of N-acetyl-beta-D-glucosaminide (1->4)-beta-linkages in chitin and chitodextrins.2 Publications

Enzyme regulationi

Inhibited by divalent metal ions. Maximum inhibition observed with Ca2+ while the least inhibition was observed with Fe2+. Inhibited by high concentrations of GlcNAc.2 Publications

pH dependencei

Optimum pH is 6-8. There is a 37.7% decrease in activity at pH 5 and a 39.8% decrease in activity at pH 9.2 Publications

Temperature dependencei

Optimum temperature is 35 degrees Celsius.2 Publications

GO - Molecular functioni

GO - Biological processi

Keywordsi

Molecular functionAntimicrobial, Fungicide, Glycosidase, Hydrolase
Biological processCarbohydrate metabolism, Chitin degradation, Polysaccharide degradation
LigandChitin-binding

Names & Taxonomyi

Protein namesi
Recommended name:
Chitinase (EC:3.2.1.14)
OrganismiStreptomyces violaceus (Streptomyces venezuelae)
Taxonomic identifieri1936 [NCBI]
Taxonomic lineageiBacteriaActinobacteriaStreptomycetalesStreptomycetaceaeStreptomyces

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
ChainiPRO_00000770471 – ›15ChitinaseAdd BLAST›15

Family & Domainsi

Sequence similaritiesi

Belongs to the glycosyl hydrolase 18 family. Chitinase class II subfamily.2 Publications

Sequencei

Sequence statusi: Fragment.

Length:15
Mass (Da):1,639
Last modified:February 7, 2006 - v1
Checksum:iD2A2AA1786232443
GO

Experimental Info

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Non-terminal residuei152 Publications1

Similar proteinsi

Entry informationi

Entry nameiCHIT_STRVL
AccessioniPrimary (citable) accession number: P84754
Entry historyiIntegrated into UniProtKB/Swiss-Prot: February 7, 2006
Last sequence update: February 7, 2006
Last modified: May 10, 2017
This is version 22 of the entry and version 1 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Direct protein sequencing

Documents

  1. Glycosyl hydrolases
    Classification of glycosyl hydrolase families and list of entries
  2. SIMILARITY comments
    Index of protein domains and families