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Information on EC 2.4.1.282 - 3-O-alpha-D-glucosyl-L-rhamnose phosphorylase and Organism(s) Lachnoclostridium phytofermentans and UniProt Accession A9KM56

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EC Tree
     2 Transferases
         2.4 Glycosyltransferases
             2.4.1 Hexosyltransferases
                2.4.1.282 3-O-alpha-D-glucosyl-L-rhamnose phosphorylase
IUBMB Comments
The enzyme does not phosphorylate alpha,alpha-trehalose, kojibiose, nigerose, or maltose. In the reverse phosphorolysis reaction the enzyme is specific for L-rhamnose as acceptor and beta-D-glucose 1-phosphate as donor.
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This record set is specific for:
Lachnoclostridium phytofermentans
UNIPROT: A9KM56
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The taxonomic range for the selected organisms is: Lachnoclostridium phytofermentans
The expected taxonomic range for this enzyme is: Lachnoclostridium phytofermentans
Synonyms
cphy1019, more
SYNONYM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
SYSTEMATIC NAME
IUBMB Comments
3-O-alpha-D-glucopyranosyl-L-rhamnoopyranose:phosphate beta-D-glucosyltransferase
The enzyme does not phosphorylate alpha,alpha-trehalose, kojibiose, nigerose, or maltose. In the reverse phosphorolysis reaction the enzyme is specific for L-rhamnose as acceptor and beta-D-glucose 1-phosphate as donor.
SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
3-O-alpha-D-glucopyranosyl-L-rhamnopyranose + phosphate
L-rhamnose + beta-D-glucose 1-phosphate
show the reaction diagram
-
-
-
r
4-O-beta-D-mannopyranosyl-D-glucopyranose + phosphate
D-glucose + alpha-D-mannose 1-phosphate
show the reaction diagram
phosphorolysis reaction
-
-
r
L-rhamnose + beta-D-glucose 1-phosphate
3-O-alpha-D-glucopyranosyl-L-rhamnopyranose + phosphate
show the reaction diagram
-
-
-
r
additional information
?
-
NATURAL SUBSTRATE
NATURAL PRODUCT
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
REVERSIBILITY
r=reversible
ir=irreversible
?=not specified
4-O-beta-D-mannopyranosyl-D-glucopyranose + phosphate
D-glucose + alpha-D-mannose 1-phosphate
show the reaction diagram
phosphorolysis reaction
-
-
r
KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
9.6
beta-D-glucose 1-phosphate
pH 6.5, 30°C, reverse phosphorolysis reaction
2.7
L-rhamnose
pH 6.5, 30°C, reverse phosphorolysis reaction, cosubstrate beta-D-glucose 1-phosphate
TURNOVER NUMBER [1/s]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
2.5
beta-D-glucose 1-phosphate
pH 6.5, 30°C, reverse phosphorolysis reaction
1.6
L-rhamnose
pH 6.5, 30°C, reverse phosphorolysis reaction, cosubstrate beta-D-glucose 1-phosphate
pH OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
TEMPERATURE OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
ORGANISM
COMMENTARY hide
LITERATURE
UNIPROT
SEQUENCE DB
SOURCE
LOCALIZATION
ORGANISM
UNIPROT
COMMENTARY hide
GeneOntology No.
LITERATURE
SOURCE
MOLECULAR WEIGHT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
87990
calculated from amino acid sequence
pH STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
TEMPERATURE STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
CLONED (Commentary)
ORGANISM
UNIPROT
LITERATURE
expression in Escherichia coli
REF.
AUTHORS
TITLE
JOURNAL
VOL.
PAGES
YEAR
ORGANISM (UNIPROT)
PUBMED ID
SOURCE
Nihira, T.; Nakai, H.; Kitaoka, M.
3-O-alpha-D-glucopyranosyl-L-rhamnose posphorylase from Clostridium phytofermentans
Carbohydr. Res.
350
94-97
2012
Lachnoclostridium phytofermentans (A9KM56), Lachnoclostridium phytofermentans, Lachnoclostridium phytofermentans ATCC 700394 (A9KM56)
Manually annotated by BRENDA team