Polymannuronate hydrolase

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Polymannuronate hydrolase
Identifiers
EC no. 3.2.1.121
CAS no. 99283-64-4
Databases
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB structures RCSB PDB PDBe PDBsum
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PMC articles
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NCBI proteins

Polymannuronate hydrolase (EC 3.2.1.121, polymannuronic acid polymerase) is an enzyme with systematic name poly(mannuronide) mannuronohydrolase. [1] It catalyses endohydrolysis of the D-mannuronide linkages of polymannuronate.

This enzyme does not act on alginic acid, which is a copolymer of polymannuronate.

References

  1. Dunne WM, Buckmire FL (September 1985). "Partial purification and characterization of a polymannuronic acid depolymerase produced by a mucoid strain of Pseudomonas aeruginosa isolated from a patient with cystic fibrosis". Applied and Environmental Microbiology. 50 (3): 562–7. Bibcode:1985ApEnM..50..562D. doi:10.1128/aem.50.3.562-567.1985. PMC   238669 . PMID   3935048.