3.2.1.82: exo-poly-alpha-digalacturonosidase
This is an abbreviated version!
For detailed information about exo-poly-alpha-digalacturonosidase, go to the full flat file.
Word Map on EC 3.2.1.82
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3.2.1.82
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digalacturonic
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pectate
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oligogalacturonates
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trigalacturonate
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erwinia
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xylanase
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nonreducing
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pectinolytic
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chrysanthemi
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pectic
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pullulanase
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pectinases
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tris-hcl
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rhamnose
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selenomonas
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methylesterase
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exocellular
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ruminantium
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thermosaccharolyticum
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thermoanaerobacterium
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thermosulfurigenes
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3.1.1.11
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exo-poly-alpha-d-galacturonosidase
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food industry
- 3.2.1.82
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digalacturonic
- pectate
- oligogalacturonates
- trigalacturonate
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erwinia
- xylanase
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nonreducing
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pectinolytic
- chrysanthemi
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pectic
- pullulanase
- pectinases
- tris-hcl
- rhamnose
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selenomonas
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methylesterase
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exocellular
- ruminantium
- thermosaccharolyticum
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thermoanaerobacterium
- thermosulfurigenes
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3.1.1.11
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exo-poly-alpha-d-galacturonosidase
- food industry
Reaction
Synonyms
Exo-PG, exo-PHase, exo-polygalacturonase, exopolygalacturanosidase, exopolygalacturonase, exopolygalacturonosidase, PGase I, PGI, PGII, polygalacturonase, polygalacturonate hydrolase, YeGH2
ECTree
3.2.1.82 exo-poly-alpha-digalacturonosidaseAdvanced search results
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results (Substrates Products
Substrates Products on EC 3.2.1.82 - exo-poly-alpha-digalacturonosidase
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SUBSTRATE 
PRODUCT
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate)
(Substrate)
LITERATURE
(Substrate)
(Substrate)
COMMENTARY
(Product)
(Product)
LITERATURE
(Product)
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
r=reversible
ir=irreversible
?=not specified
alpha-D-galactopyranuronosyl-(1->4)-alpha-D-galactopyranuronosyl-(1->4)-alpha-D-galactopyranuronosyl-(1->4)-alpha-D-galactopyranuronosyl-(1->4)-alpha-D-galactopyranuronic acid + H2O
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?
citric pectin + H2O
?
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PGase I is an exocellular enzyme releasing galacturonic acid as its principal hydrolysis product, it hydrolyzes digalacturonate, and it shows a higher affinity towards poly(1,4-alpha-D-galactosiduronate) than citric pectin
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?
poly(1,4-alpha-D-galactosiduronate) + H2O
?
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i.e. PGA, PGase I is an exocellular enzyme releasing galacturonic acid as its principal hydrolysis product, it hydrolyzes digalacturonate, and it shows a higher affinity towards PGA than citric pectin
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?
pectin + H2O
?
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PGI activity on pectin decreases with an increase in degree of esterification. For pectins with different degrees of methylation, the extent of hydrolysis of PGI is increased with increasing of methoxyl content
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?
pectin + H2O
?
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PGI activity on pectin decreases with an increase in degree of esterification. For pectins with different degrees of methylation, the extent of hydrolysis of PGI is increased with increasing of methoxyl content
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?
polygalacturonate + H2O
digalacturonate
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tri-, tetra-, nonagalacturonate
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?
polygalacturonate + H2O
digalacturonate
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-
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?
additional information
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the enzyme is unable to degrade citrus pectins with degrees of esterification of 63% and 93%
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?
additional information
?
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reaction product determination and analysis, overview
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?
