Potential role of killer immunoglobulin receptor genes among individuals vaccinated against hepatitis B virus in Lebanon

Table 2 The observed and estimated killer immunoglobulin receptor gene frequencies in the study participants

	Inhibitory KIR								Non-inhibitory KIR						Pseudogene
	2DL1	2DL2	2DL3	2DL4	2DL5	3DL1	3DL2	3DL3	2DS1	2DS2	2DS3	2DS4	2DS5	3DS1	2DP1	3DP*001/002/004	3DP1*003
OF	99	56	84	100	42	96	100	100	40.6	55.4	46.5	95	34.7	41.6	99	17	100
KLF	0.9	0.34	0.6	1	0.24	0.8	1	1	0.23	0.33	0.27	0.78	0.19	0.24	0.9	1	1

2DL5A, 24.8%; 2DL5B, 28.7%; 2DS4*001/*002, 40.6%; 2DS4*003/007, 82.2%. KIR: Killer immunoglobulin receptor; OF: Observed frequency calculated by direct counting; KLF: Gene frequency calculated using the formula 1 - √ (1 - OF).