TABLE 3.

Por sequence differences between N. gonorrhoeae H1-2 and H1-3

Amino acid no.	Amino acida		Putative position in Porb
	H1-2	H1-3
22	Lys	Asp	Loop 1
101	Gly	Asp	Loop 3
102	Ala	Asp	Loop 3
126	Gly	Glu	Loop 3
128	Leu	Arg	Transmembrane region 6
224	Ser	Cys	Transmembrane region 11
238	Arg	Met	Loop 6
240	Ala	Gly	Loop 6
255	Phe	Tyr	Transmembrane region 12

^aAmino acids are numbered from the start of the mature protein. 

^bThe putative positions of amino acids in Por are based upon alignments of Jeanteur et al. (18, 19).