Segmental duplication as one of the driving forces underlying the diversity of the human immunoglobulin heavy chain variable gene region

Table 3 Difference between closely related gene segments

Difference	Name	Length	Name	Length	Difference
					bp	%
	GRCh37		HuRef
	4-28.1P	253	4-28.2P	255	2	0.78
	3-29P	458	3-29.1P	458	6	1.31
Allelic	3-30	454	3-30.1	454	1	0.22
	4-31	438	4-28.1a	438	19	4.34
	4-31	438	4-31.1	438	8	1.83
	3-33	454	3-33.1 (partial)	202	3	1.49
	Total			2245	39	1.74
	Repeat I		Repeat II
	4-28	435	4-31	438	29	6.62
	4-28.1P	253	4-31.1P	255	12	4.71
	3-29P	458	3-32P	458	13	2.84
Paralogous in GRCh37	3-30	454	3-33	454	4	0.88
	4-30.1P	274	4-33.1	274	5	1.82
	3-30.2P	449	3-33.2P	449	8	1.78
	Repeat I		Repeat III
	4-28	438	4-34	433	41	9.36
	Repeat II		Repeat III
	4-31	438	4-34	433	43	9.82
	Repeat I		Repeat I
	4-28	435	4-28.1a	438	28	6.39
	Repeat I		Repeat II
	4-28	435	4-31.1	438	15	3.42
Paralogous in HuRef	4-28.1a	438	4-31.1	438	17	3.88
	3-30.1	454	3-33.1 (partial)	202	3	1.49
	Repeat I		Repeat III
	4-28.1a	438	4-34	433	43	9.93
	Repeat II		Repeat III
	4-31.1	438	4-34	433	41	9.47

ISSN: 1471-2164