TABLE 3.

Swarming motility of selected P. aeruginosa mutants

Locus of Tn5 insertionP. aeruginosa mutant libraryMutant identification no.Swarming phenotypea
Secreted factors
    exoT PA1436955+
    exoY PA1436309+
    aprA PA1423768+
    lasB PA1431938
    lasB PA1445691
    lasB PAO123_F8
    lasB PAO175_H11
    rhlB PA1427130
Alkaline protease secretion
    aprD PA1453795+
    aprE PA1429480+
TTSS
    pcrD PA1423060+
    pcrH PA1448586+
    popB PA1434677+
    exsA PA1423567+
    exsB PA1431713+
    pscD PA1438075+
Phenazine biosynthesis
    phzB2 PA1448282+
    phzC2 PAO183_A9+
Pyoverdine biosynthesis
    pvdQ PA1427758
    pvdP PA1431341+
    pvdN PA146127+
    pvdD PA1440342+
Pyochelin biosynthesis
    pchF PA1424493+
    pchE PAO173_F1+
  • a +, swarm zone coverage was >90% of that of wild-type P. aeruginosa; −, swarm zone coverage was <50% of that of wild-type P. aeruginosa.