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Dual conserved periplasmic loops possess essential charge characteristics that support a catch-and-release mechanism of O-antigen polymerization by Wzy in Pseudomonas aeruginosa PAO1.

Islam ST, Gold AC, Taylor VL, Anderson EM, Ford RC, Lam JS.

J Biol Chem. 2011 Jun 10;286(23):20600-5. doi: 10.1074/jbc.C110.204651. Epub 2011 Apr 15.


Conserved-residue mutations in Wzy affect O-antigen polymerization and Wzz-mediated chain-length regulation in Pseudomonas aeruginosa PAO1.

Islam ST, Huszczynski SM, Nugent T, Gold AC, Lam JS.

Sci Rep. 2013 Dec 6;3:3441. doi: 10.1038/srep03441.


A Bacteriophage-Acquired O-Antigen Polymerase (Wzyβ) from P. aeruginosa Serotype O16 Performs a Varied Mechanism Compared to Its Cognate Wzyα.

Taylor VL, Hoage JF, Thrane SW, Huszczynski SM, Jelsbak L, Lam JS.

Front Microbiol. 2016 Mar 31;7:393. doi: 10.3389/fmicb.2016.00393. eCollection 2016.


Pseudomonas aeruginosa O-antigen chain length is determined before ligation to lipid A core.

Daniels C, Griffiths C, Cowles B, Lam JS.

Environ Microbiol. 2002 Dec;4(12):883-97.


Synthesis of bacterial polysaccharides via the Wzx/Wzy-dependent pathway.

Islam ST, Lam JS.

Can J Microbiol. 2014 Nov;60(11):697-716. doi: 10.1139/cjm-2014-0595. Epub 2014 Sep 16. Review.


A cationic lumen in the Wzx flippase mediates anionic O-antigen subunit translocation in Pseudomonas aeruginosa PAO1.

Islam ST, Fieldhouse RJ, Anderson EM, Taylor VL, Keates RA, Ford RC, Lam JS.

Mol Microbiol. 2012 Jun;84(6):1165-76. doi: 10.1111/j.1365-2958.2012.08084.x. Epub 2012 May 23.


PilO of Pseudomonas aeruginosa 1244: subcellular location and domain assignment.

Qutyan M, Paliotti M, Castric P.

Mol Microbiol. 2007 Dec;66(6):1444-58. Epub 2007 Nov 13.


Pseudomonas aeruginosa B-band O-antigen chain length is modulated by Wzz (Ro1).

Burrows LL, Chow D, Lam JS.

J Bacteriol. 1997 Mar;179(5):1482-9.


The Polymerization of Aeromonas hydrophila AH-3 O-Antigen LPS: Concerted Action of WecP and Wzy.

Merino S, Gonzalez V, Tomás JM.

PLoS One. 2015 Jul 10;10(7):e0131905. doi: 10.1371/journal.pone.0131905. eCollection 2015.


Site-directed mutagenesis reveals key residue for O antigen chain length regulation and protein stability in Pseudomonas aeruginosa Wzz2.

Kintz EN, Goldberg JB.

J Biol Chem. 2011 Dec 23;286(51):44277-84. doi: 10.1074/jbc.M111.273979. Epub 2011 Nov 8.


Biosynthesis of uronamide sugars in Pseudomonas aeruginosa O6 and Escherichia coli O121 O antigens.

King JD, Vinogradov E, Tran V, Lam JS.

Environ Microbiol. 2010 Jun;12(6):1531-44. doi: 10.1111/j.1462-2920.2010.02182.x. Epub 2010 Feb 25.


The first sugar of the repeat units is essential for the Wzy polymerase activity and elongation of the O-antigen lipopolysaccharide.

Merino S, Gonzalez V, Tomás JM.

Future Microbiol. 2016 Jul;11:903-18. doi: 10.2217/fmb-2015-0028. Epub 2016 Jun 30.


Three Wzy polymerases are specific for particular forms of an internal linkage in otherwise identical O units.

Hong Y, Morcilla VA, Liu MA, Russell EL, Reeves PR.

Microbiology. 2015 Aug;161(8):1639-47. doi: 10.1099/mic.0.000113. Epub 2015 May 18.


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