KEGG   ENZYME: 3.2.1.121Help
Entry
EC 3.2.1.121                Enzyme                                 

Name
polymannuronate hydrolase;
polymannuronic acid polymerase
Class
Hydrolases;
Glycosylases;
Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds
BRITE hierarchy
Sysname
poly(mannuronide) mannuronohydrolase
Reaction(IUBMB)
Endohydrolysis of the D-mannuronide linkages of polymannuronate
Comment
Does not act on alginic acid, which is a copolymer of polymannuronate.
History
EC 3.2.1.121 created 1989
Reference
1  [PMID:3935048]
  Authors
Dunne WM Jr, Buckmire FL.
  Title
Partial purification and characterization of a polymannuronic acid depolymerase produced by a mucoid strain of Pseudomonas aeruginosa isolated from a patient with cystic fibrosis.
  Journal
Appl. Environ. Microbiol. 50 (1985) 562-7.
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
99283-64-4

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