chr	group_id	NB_Genes	location	strand	ENS_ID	Name	Description
15	653	2	22368478	1	ENSG00000182974	OR4M2	olfactory receptor, family 4, subfamily M, member 2 [Source:HGNC Symbol;Acc:15373]
15	653	2	22382382	1	ENSG00000183706	OR4N4	olfactory receptor, family 4, subfamily N, member 4 [Source:HGNC Symbol;Acc:15375]