View source for 4-O-beta-D-mannosyl-D-glucose phosphorylase

{{Infobox enzyme
| Name = GalNAc5-diNAcBac-PP-undecaprenol beta-1,3-glucosyltransferase
| EC_number = 2.4.1.293
| CAS_number = 
| IUBMB_EC_number = 2/4/1/293
| GO_code = 
| image = 
| width = 
| caption =
}}
'''GalNAc5-diNAcBac-PP-undecaprenol beta-1,3-glucosyltransferase''' ({{EC number|2.4.1.293}}, ''PglI'') is an [[enzyme]] with system name ''UDP-alpha-D-glucose:(GalNAc-alpha-(1->4))4-GalNAc-alpha-(1->3)-diNAcBac-diphospho-tritrans,heptacis-undecaprenol 3-beta-D-glucosyltransferase''.<ref>{{cite journal | title = ''In vitro'' assembly of the undecaprenylpyrophosphate-linked heptasaccharide for prokaryotic N-linked glycosylation |author = Glover, K.J., Weerapana, E. and Imperiali, B. |journal = Proc. Natl. Acad. Sci. USA |year = 2005 |volume = 102 |pages = 14255–14259 |pmid = 16186480 | doi = 10.1073/pnas.0507311102 | issue = 40 | pmc = 1242339}}</ref><ref>{{cite journal | title = Biosynthesis of the N-linked glycan in ''Campylobacter jejuni'' and addition onto protein through block transfer |author = Kelly, J., Jarrell, H., Millar, L., Tessier, L., Fiori, L.M., Lau, P.C., Allan, B. and Szymanski, C.M. |journal = J. Bacteriol. |year = 2006 |volume = 188 |pages = 2427–2434 |pmid = 16547029 | doi = 10.1128/JB.188.7.2427-2434.2006 | issue = 7 | pmc = 1428418}}</ref> This enzyme [[catalysis|catalyses]] the following [[chemical reaction]]

: UDP-alpha-D-glucose + [GalNAc-alpha-(1->4)]4-GalNAc-alpha-(1->3)-diNAcBac-diphospho-tritrans,heptacis-undecaprenol <math>\rightleftharpoons</math> UDP + [GalNAc-alpha-(1->4)]2-[Glc-beta-(1->3)]-[GalNAc-alpha-(1->4)]2-GalNAc-alpha-(1->3)-diNAcBac-diphospho-tritrans,heptacis-undecaprenol

This enzym is solated from the bacterium ''[[Campylobacter jejuni]]''.

== References ==
{{reflist}}

== External links ==
*{{MeshName|GalNAc5-diNAcBac-PP-undecaprenol+beta-1,3-glucosyltransferase}}

[[Category:EC 2.4.1]]