Table 2

Presence of genes inNeisseria.

GeneN. meningitidisN. lactamica (1 strain)N. cinerea (1 strain)N. gonorrhoeae(3 strains)
BA,C,Y,X,Z,W135
(22 strains)(9 strains)
gna33+++++
gna992+* ++/− +/−
gna1162+++++
gna1220+ ++/−+/−+
gna1946++++/−+
gna2001++++/−+
gna2132++++
porA++++
  • * In strains NG6/88 and NGF26 the start codon is 222 bases downstream from the starting codon in the other strains.

  • +/− indicates a negative PCR but positive Southern blotting.

  • In strain BZ133 a deletion of 31 nucleotides causes a frameshift in this gene.