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Information on EC 4.2.2.22 - pectate trisaccharide-lyase

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EC Tree
     4 Lyases
         4.2 Carbon-oxygen lyases
             4.2.2 Acting on polysaccharides
                4.2.2.22 pectate trisaccharide-lyase
IUBMB Comments
Differs in specificity from EC 4.2.2.9, pectate disaccharide-lyase, as the predominant action is removal of a trisaccharide rather than a disaccharide from the reducing end. Disaccharides and tetrasaccharides may also be removed .
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The expected taxonomic range for this enzyme is: Eukaryota, Bacteria
Reaction Schemes
eliminative cleavage of unsaturated trigalacturonate as the major product from the reducing end of polygalacturonic acid/pectate
Synonyms
alpha-1,4-endo-poly-GalA lyase, exopectate lyase, exopectate-lyase, pectate lyase 2A, pectate lyase A, pectate transeliminase, Pel, PelA, PL2A, Tm0433, more
REACTION
REACTION DIAGRAM
COMMENTARY hide
ORGANISM
UNIPROT
LITERATURE
eliminative cleavage of unsaturated trigalacturonate as the major product from the reducing end of polygalacturonic acid/pectate
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