TABLE 2.

psl ORFs PA2231 to PA2245 with proposed roles in polysaccharide synthesis

Gene	ORF	No. of amino acids, predicted mass (kDa)	% Similarity or homology to another protein
pslA	PA2231	478, 54.8	69, to colonic acid UDP-glucose lipid carrier, WcaJ (E. coli)
pslB	PA2232	488, 53.5	72, to PMI/GDP-mannose pyrophosphorylase WbpW (P. aeruginosa)
pslC	PA2233	303, 33.6	59, to rhamnosyl transferase RfbN (Salmonella)
pslD	PA2234	256, 27.9	47, to amylovoran export protein AmsH (Erwinia)
pslE	PA2235	662, 74.5	40, to xanthan translocation protein GumC (Xanthomonas)
pslF	PA2236	395, 42.7	38, to beta-xylosidase (Caldicellulosiruptor)
pslG	PA2237	442, 50.0	43, to putative GlcNAc transferase (Bordetella)
pslH	PA2238	402, 44.6	43, to putative galactosyltransferase (Archaeoglobus)
pslI	PA2239	367, 40.6	42, to glycosyltransferase WbpY (P. aeruginosa)
pslJ	PA2240	478, 52.5	43, to putative polysaccharide polymerase (Streptococcus pneumoniae)
pslK	PA2241	469, 49.6	45, to putative membrane-associated virulence factor MviN (E. coli)
pslL	PA2242	355, 39.9	Unknown (hypothetical protein)
pslM	PA2243	577, 61.5	49, to hypothetical protein Rv3537 (Mycobacterium tuberculosis)
pslN	PA2244	333, 38.0	Unknown (hypothetical protein)
pslO	PA2245	101, 10.6	Unknown (hypothetical protein)