TABLE 2.

HLA-DQB1 allele frequencies in the RV144 individuals

Allele	G Groupinga	Overallb (2N=900)		By region of originc
				Central (2N=614)		Northeastern (2N=200)		Northern (2N=74)
		2N	AF	2N	AF	2N	AF	2N	AF
DQB1*02:01/02	DQB1*02:01:01G	125	0.139	84	0.137	30	0.150	6	0.081
DQB1*02:07		1	0.001	1	0.002	0	0.000	0	0.000
DQB1*03:01	DQB1*03:01:01G	168	0.187	115	0.187	32	0.160	20	0.270
DQB1*03:02	DQB1*03:02:01G	32	0.036	22	0.036	6	0.030	4	0.054
DQB1*03:03	DQB1*03:03:02G	108	0.120	81	0.132	18	0.090	9	0.122
DQB1*04:01	DQB1*04:01:01G	33	0.037	24	0.039	7	0.035	1	0.014
DQB1*04:02	DQB1*04:02:01G	10	0.011	6	0.010	4	0.020	0	0.000
DQB1*05:01	DQB1*05:01:01G	122	0.136	74	0.121	33	0.165	14	0.189
DQB1*05:02	DQB1*05:02:01G	156	0.173	101	0.165	41	0.205	13	0.176
DQB1*05:03	DQB1*05:03:01G	50	0.056	38	0.062	9	0.045	2	0.027
DQB1*06:01	DQB1*06:01:01G	71	0.079	51	0.083	14	0.070	4	0.054
DQB1*06:02	DQB1*06:02:01G	10	0.011	7	0.011	2	0.010	1	0.014
DQB1*06:03	DQB1*06:03:01G	3	0.003	2	0.003	1	0.005	0	0.000
DQB1*06:04	DQB1*06:04:01G	4	0.004	3	0.005	1	0.005	0	0.000
DQB1*06:09	DQB1*06:09:01G	5	0.006	5	0.008	0	0.000	0	0.000

AF, allele frequency.

^aNomenclature used for alleles that were ambiguous for exon 2 by four-digit HLA typing.

^bBased on 4-region classification.

^cSouthern region was excluded due to small sample size (2N=12).