Detail Information for IndEnz0011000392
IED ID IndEnz0011000392
Enzyme Type ID glucanase000392
Protein Name Glucan endo-1,3-beta-glucosidase GII
EC 3.2.1.39
1-
3
-beta-glucan endohydrolase GII
1-
3
-beta-glucanase isoenzyme GII
Beta-1,3-endoglucanase GII
Gene Name
Organism Hordeum vulgare (Barley)
Taxonomic Lineage cellular organisms Eukaryota Viridiplantae Streptophyta Streptophytina Embryophyta Tracheophyta Euphyllophyta Spermatophyta Magnoliopsida Mesangiospermae Liliopsida Petrosaviidae commelinids Poales Poaceae BOP clade Pooideae Triticodae Triticeae Hordeinae Hordeum Hordeum vulgare (Barley)
Enzyme Sequence MARKDVASMFAAALFIGAFAAVPTSVQSIGVCYGVIGNNLPSRSDVVQLYRSKGINGMRIYFADGQALSALRNSGIGLILDIGNDQLANIAASTSNAASWVQNNVRPYYPAVNIKYIAAGNEVQGGATQSILPAMRNLNAALSAAGLGAIKVSTSIRFDEVANSFPPSAGVFKNAYMTDVARLLASTGAPLLANVYPYFAYRDNPGSISLNYATFQPGTTVRDQNNGLTYTSLFDAMVDAVYAALEKAGAPAVKVVVSESGWPSAGGFAASAGNARTYNQGLINHVGGGTPKKREALETYIFAMFNENQKTGDATERSFGLFNPDKSPAYNIQF
Enzyme Length 334
Uniprot Accession Number P15737
Absorption
Active Site ACT_SITE 122; /note=Proton donor; /evidence=ECO:0000250|UniProtKB:O22317; ACT_SITE 259; /note=Nucleophile; /evidence=ECO:0000250|UniProtKB:O22317
Activity Regulation
Binding Site
Calcium Binding
catalytic Activity CATALYTIC ACTIVITY: Reaction=Hydrolysis of (1->3)-beta-D-glucosidic linkages in (1->3)-beta-D-glucans.; EC=3.2.1.39; Evidence={ECO:0000269|PubMed:8514770};
DNA Binding
EC Number 3.2.1.39
Enzyme Function FUNCTION: May provide a degree of protection against microbial invasion of germinated barley grain through its ability to degrade fungal cell wall polysaccharides (PubMed:1899089). Hydrolyzes laminarin in vitro (PubMed:8514770). {ECO:0000269|PubMed:1899089, ECO:0000269|PubMed:8514770}.
Temperature Dependency
PH Dependency BIOPHYSICOCHEMICAL PROPERTIES: pH dependence: Optimum pH is 4.5 (at 37 degrees Celsius). {ECO:0000269|PubMed:8514770};
Pathway
nucleotide Binding
Features Active site (2); Beta strand (12); Chain (1); Helix (16); Sequence conflict (2); Signal peptide (1); Turn (4)
Keywords 3D-structure;Direct protein sequencing;Glycosidase;Hydrolase;Plant defense;Signal
Interact With
Induction
Subcellular Location
Modified Residue
Post Translational Modification
Signal Peptide SIGNAL 1..28; /evidence="ECO:0000269|PubMed:2562758, ECO:0000269|Ref.4"
Structure 3D X-ray crystallography (1)
Cross Reference PDB 1GHS;
Mapped Pubmed ID -
Motif
Gene Encoded By
Mass 35,194
Kinetics
Metal Binding
Rhea ID
Cross Reference Brenda