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Information on EC 3.2.1.58 - glucan 1,3-beta-glucosidase and Organism(s) Hordeum vulgare and UniProt Accession Q42835

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IUBMB Comments
Acts on oligosaccharides, but very slowly on laminaribiose.
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This record set is specific for:
Hordeum vulgare
UNIPROT: Q42835
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The taxonomic range for the selected organisms is: Hordeum vulgare
The expected taxonomic range for this enzyme is: Eukaryota, Bacteria
Synonyms
panomycocin, exo-1,3-beta-glucanase, glucan 1,3-beta-glucosidase, exo-beta-glucanase, exo-1,3-beta-d-glucanase, bgn3.2, beta-1,3-exoglucanase, beta-(1,3)-glucanase, bgn3.4, lam55a, more
SYNONYM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
1,3-beta-D-glucanohydrolase
-
-
-
-
beta-1,3-glucan exo-hydrolase
-
-
-
-
exo (13)-beta-glucanase
-
-
-
-
exo-1,3-beta-D-glucanase
-
-
-
-
exo-1,3-beta-glucanase
-
-
-
-
Exo-1,3-beta-glucanase I/II
-
-
-
-
exo-1,3-beta-glucosidase
-
-
-
-
Exo-beta 1,3 glucanase
-
-
-
-
exo-beta-(13)-D-glucanase
-
-
-
-
exo-beta-(13)-glucanohydrolase
-
-
-
-
exo-beta-1,3-D-glucanase
-
-
-
-
exo-beta-1,3-glucanase
-
-
-
-
GP29
-
-
-
-
PATHWAY SOURCE
PATHWAYS
SYSTEMATIC NAME
IUBMB Comments
3-beta-D-glucan glucohydrolase
Acts on oligosaccharides, but very slowly on laminaribiose.
CAS REGISTRY NUMBER
COMMENTARY hide
9073-49-8
-
SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
laminarin + H2O
D-glucose + laminaribiose + gentiobiose + oligosaccharides + laminaritriose
show the reaction diagram
-
-
-
?
p-nitrophenyl-beta-D-glucopyranoside
p-nitrophenol + D-glucose
show the reaction diagram
-
-
?
cellobiose + H2O
2 D-glucose
show the reaction diagram
-
-
-
-
?
cellotetraose + H2O
D-glucose + ?
show the reaction diagram
-
-
-
-
?
cellotriose + H2O
?
show the reaction diagram
-
-
-
-
?
gentiobiose + H2O
D-glucose
show the reaction diagram
-
-
-
-
?
glucan + H2O
D-glucose + gentiobiose
show the reaction diagram
laminaribiose + H2O
D-glucose
show the reaction diagram
-
-
-
-
?
laminariheptaose + H2O
?
show the reaction diagram
-
-
-
-
?
laminarihexaose + H2O
D-glucose + laminarioligosaccharides
show the reaction diagram
-
-
-
?
laminarin + H2O
D-glucose + laminaribiose + gentiobiose + oligosaccharides + laminaritriose
show the reaction diagram
-
-
-
-
?
laminaripentaose + H2O
D-glucose + laminaribiose + laminaritriose + laminaritetraose
show the reaction diagram
-
-
-
-
?
laminaritetraose + H2O
D-glucose + laminaribiose + laminaritriose
show the reaction diagram
-
-
-
-
?
laminaritriose + H2O
D-glucose + laminaribiose
show the reaction diagram
-
-
-
-
?
lichenan + H2O
?
show the reaction diagram
-
-
-
-
?
p-nitrophenyl-beta-D-glucoside
D-glucose + nitrophenol + glucan
show the reaction diagram
-
-
-
-
?
pustulan + H2O
D-glucose
show the reaction diagram
-
-
-
-
?
INHIBITOR
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
D-glucono-delta-lactone
-
KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
1.4
4-nitrophenyl beta-D-glucoside
-
0.095
cellobiose
-
-
0.255
laminaribiose
-
-
SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
12.8
isoenzyme II
4.7
isoenzyme I
pH OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
ORGANISM
COMMENTARY hide
LITERATURE
UNIPROT
SEQUENCE DB
SOURCE
-
Uniprot
Manually annotated by BRENDA team
SOURCE TISSUE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
SOURCE
LOCALIZATION
ORGANISM
UNIPROT
COMMENTARY hide
GeneOntology No.
LITERATURE
SOURCE
UNIPROT
ENTRY NAME
ORGANISM
NO. OF AA
NO. OF TRANSM. HELICES
MOLECULAR WEIGHT[Da]
SOURCE
SEQUENCE
LOCALIZATION PREDICTION?
Q42835_HORVU
624
0
67422
TrEMBL
Secretory Pathway (Reliability: 2)
MOLECULAR WEIGHT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
69000
x * 69000, isoenzyme I, SDS-PAGE
71000
x * 71000, isoenzyme II, SDS-PAGE
66000
-
x * 66000, SDS-PAGE
SUBUNIT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
?
-
x * 66000, SDS-PAGE
PURIFICATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
isoenzyme I: 47fold, isoenzyme II: 128fold
REF.
AUTHORS
TITLE
JOURNAL
VOL.
PAGES
YEAR
ORGANISM (UNIPROT)
PUBMED ID
SOURCE
Hrmova, M.; Harvey, A.J.; Wang, J.; Shirley, N.J.; Jones, G.P.; Stone, B.A.; Hoj, P.B.; Fincher, G.B.
Barley beta-D-glucan exohydrolases with beta-D-glucosidase activity
J. Biol. Chem.
271
5277-5286
1996
Hordeum vulgare (Q42835)
Manually annotated by BRENDA team
Kotake, T.; Nakagawa, N.; Takeda, K.; Sakurai, N.
Purification an characterization of wall-bound exo-1,3-beta-D-glucanase from barley (Hordeum vulgare L.) seedlings
Plant Cell Physiol.
38
194-200
1997
Hordeum vulgare
Manually annotated by BRENDA team