Nigerose phosphorylase

Nigerose phosphorylase
Identifiers
EC no.2.4.1.279
Databases
BRENDAenzyme data
ExPASyNiceZyme view
KEGGenzyme entry
MetaCycmetabolic pathway
Rheareactions
PDB structuresRCSB PDB PDBe PDBsum
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PMCarticles
PubMedarticles
NCBIproteins

Nigerose phosphorylase (EC 2.4.1.279, cphy1874 (gene)) is an enzyme with systematic name 3-O-alpha-D-glucopyranosyl-D-glucopyranose:phosphate beta-D-glucosyltransferase.[1] It catalyses the following chemical reaction:

The enzyme characterised from Clostridium phytofermentans is a type of glycoside hydrolase and is specific for nigerose (3-O-α-D-glucopyranosyl-D-glucopyranose), which it converts to D-glucose and β-D-glucose 1-phosphate, by adding the phosphate group (Pi) to one of the glucose units.[2]

References

  1. ↑ Enzyme 2.4.1.279 at KEGG Pathway Database.
  2. ↑ Nihira T, Nakai H, Chiku K, Kitaoka M (February 2012). "Discovery of nigerose phosphorylase from Clostridium phytofermentans". Applied Microbiology and Biotechnology. 93 (4): 1513–22. doi:10.1007/s00253-011-3515-9. PMID 21808968.