chr	group_id	NB_Genes	location	strand	ENS_ID	Name	Description
12	587	2	113830250	-1	ENSG00000135094	SDS	serine dehydratase [Source:HGNC Symbol;Acc:10691]
12	587	2	113860042	1	ENSG00000139410	SDSL	serine dehydratase-like [Source:HGNC Symbol;Acc:30404]