chr	group_id	NB_Genes	location	strand	ENS_ID	Name	Description
19	875	2	53761545	1	ENSG00000196131	VN1R2	vomeronasal 1 receptor 2 [Source:HGNC Symbol;Acc:19872]
19	875	2	53769929	-1	ENSG00000228567	VN1R4	vomeronasal 1 receptor 4 [Source:HGNC Symbol;Acc:19871]