Beta-D-galactosyl-(1-4)-L-rhamnose phosphorylase

Beta-D-galactosyl-(1->4)-L-rhamnose phosphorylase (EC 2.4.1.247, D-galactosyl-beta1->4-L-rhamnose phosphorylase, GalRhaP) is an enzyme with systematic name beta-D-galactosyl-(1->4)-L-rhamnose:phosphate 1-alpha-D-galactosyltransferase.[1] This enzyme catalyses the following chemical reaction

Beta-D-galactosyl-(1->4)-L-rhamnose phosphorylase
Identifiers
EC no.2.4.1.247
CAS no.1236189-79-9
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
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NCBIproteins
beta-D-galactosyl-(1->4)-L-rhamnose + phosphate L-rhamnose + alpha-D-galactose 1-phosphate

The enzyme from Clostridium phytofermentans is also active towards beta-D-galactosyl derivatives of L-mannose, L-lyxose, D-glucose, 2-deoxy-D-glucose, and D-galactose.

References

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  1. ^ Nakajima M, Nishimoto M, Kitaoka M (July 2009). "Characterization of three beta-galactoside phosphorylases from Clostridium phytofermentans: discovery of d-galactosyl-beta1->4-l-rhamnose phosphorylase". The Journal of Biological Chemistry. 284 (29): 19220–7. doi:10.1074/jbc.m109.007666. PMC 2740546. PMID 19491100.
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