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CATH Classification

Domain Context

CATH Clusters

Superfamily Glycogen Phosphorylase B;
Functional Family UDP-N-acetylglucosamine--N-acetylmuramyl-(pentapeptide) pyrophosphoryl-undecaprenol N-acetylglucosamine transferase

Enzyme Information

2.4.1.227
Undecaprenyldiphospho-muramoylpentapeptide beta-N- acetylglucosaminyltransferase.
based on mapping to UniProt P17443
UDP-N-acetylglucosamine + Mur2Ac(oyl-L-Ala-gamma-D-Glu-L-Lys-D-Ala-D- Ala)-diphosphoundecaprenol = UDP + GlcNAc-(1->4)-Mur2Ac(oyl-L-Ala-gamma- D-Glu-L-Lys-D-Ala-D-Ala)-diphosphoundecaprenol.
-!- The enzyme also works when the lysine residue is replaced by meso- 2,6-diaminoheptanedioate (meso-2,6-diaminopimelate, A2pm) combined with adjacent residues through its L-center, as it is in Gram- negative and some Gram-positive organisms. -!- The undecaprenol involved is ditrans,octacis-undecaprenol.

UniProtKB Entries (1)

P17443
MURG_ECOLI
Escherichia coli K-12
UDP-N-acetylglucosamine--N-acetylmuramyl-(pentapeptide) pyrophosphoryl-undecaprenol N-acetylglucosamine transferase

PDB Structure

PDB 1NLM
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Crystal structure of MurG:UDP-GlcNAc complex reveals common structural principles of a superfamily of glycosyltransferases
Hu, Y., Chen, L., Ha, S., Gross, B., Falcone, B., Walker, D., Mokhtarzadeh, M., Walker, S.
Proc.Natl.Acad.Sci.USA
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