TABLE 6.

Sequence alignment of RBD1 and −3^a

tbpB isotype	Strainb	Amino acidc											Reference
		RBD1					RBD3
		53	54	55	56	57	240	241	242	243	244	245
I	m-B16B6	P	R	R	N	A	R	N	N	R	I	T	14
	m-64/92	.	.	.	.	.	.	.	.	.	.	.	24
	m-2713	.	.	.	F	W	.	.	.	.	.	.	16
	m-2717	.	.	.	F	W	.	.	.	.	.	.	24
	m-106/NK	.	.	.	F	W	.	.	.	.	.	.	16
II	m-BZ83	K	.	.	.	W	.	.	.	.	.	.	15
	m-90/94	K	.	.	.	W	.	.	.	.	.	.	24
	m-SB22	K	.	.	.	W	.	.	.	.	.	.	24
	m-32/94	K	.	.	.	W	.	.	.	.	.	.	25
	m-NGPB24	K	.	.	.	W	.	.	.	.	.	.	16
	m-8680	K	.	.	.	W	K	.	.	S	V	S	25
	m-8710	K	.	.	.	W	.	.	.	A	N	.	25
	m-901256	K	.	.	.	R	.	.	.	.	V	.	24
	m-M982	K	.	.	.	W	.	.	.	A	S	L	14
	m-92123	K	.	.	F	W	.	.	.	.	V	.	24
	m-BZ163	K	.	.	.	R	.	.	.	.	V	.	15
	m-6940	K	.	.	.	W	.	.	.	.	V	.	19
	m-M978	K	.	.	.	W	.	.	.	.	V	.	19
	m-S3032	K	.	.	.	W	.	.	.	A	N	Q	19
	m-MC58	K	.	.	.	W	.	.	.	A	N	.	32
	g-FA6642	K	.	.	.	W	K	.	.	.	V	I	4
	g-FA19	K	.	.	.	W	.	.	.	K	V	I	4
	g-Pgh3-2	K	.	.	.	R	.	.	.	K	V	I	4
	g-FA1090	K	.	.	.	W	K	.	.	M	V	I	4

^aFor TbpB of N. meningitidis strains belonging to tbpB isotype I and II strains and of N. gonorrhoeae.

^bMeningococcal sequences are preceded by the letter m; gonococcal sequences are preceded by the letter g.

^cDots indicate conservation of the amino acid. The numbers are positions.