chr	group_id	NB_Genes	location	strand	ENS_ID	Name	Description
1	65	3	155036207	1	ENSG00000243364	EFNA4	ephrin-A4 [Source:HGNC Symbol;Acc:3224]
1	65	3	155036224	1	ENSG00000143590	EFNA3	ephrin-A3 [Source:HGNC Symbol;Acc:3223]
1	65	3	155099936	1	ENSG00000169242	EFNA1	ephrin-A1 [Source:HGNC Symbol;Acc:3221]