CATH Classification

Domain Context

CATH Clusters

Superfamily Biosynthetic peptidoglycan transglycosylase-like
Functional Family

Enzyme Information

2.4.1.129
Peptidoglycan glycosyltransferase.
based on mapping to UniProt Q99T05
(GlcNAc-(1->4)-Mur2Ac(oyl-L-Ala-gamma-D-Glu-L-Lys-D-Ala-D-Ala))(n)- diphosphoundecaprenol + GlcNAc-(1->4)-Mur2Ac(oyl-L-Ala-gamma-D-Glu-L-Lys- D-Ala-D-Ala)-diphosphoundecaprenol = (GlcNAc-(1->4)-Mur2Ac(oyl-L-Ala- gamma-D-Glu-L-Lys-D-Ala-D-Ala))(n+1)-diphosphoundecaprenol + undecaprenyl diphosphate.
-!- 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. -!- Involved in the synthesis of cell-wall peptidoglycan.

UniProtKB Entries (1)

Q99T05
MGT_STAAM
Staphylococcus aureus subsp. aureus Mu50
Monofunctional glycosyltransferase

PDB Structure

PDB 3VMT
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Crystal structure of Staphylococcus aureus transglycosylase in complex with a lipid II analog and elucidation of peptidoglycan synthesis mechanism
Huang, C.Y., Shih, H.W., Lin, L.Y., Tien, Y.W., Cheng, T.J.R., Cheng, W.C., Wong, C.H., Ma, C.
Proc.Natl.Acad.Sci.USA
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