Entry
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
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
Other DBs
ExPASy - ENZYME nomenclature database: 3.2.1.121