chr	group_id	NB_Genes	location	strand	ENS_ID	Name	Description
20	901	2	8112824	1	ENSG00000182621	PLCB1	phospholipase C, beta 1 (phosphoinositide-specific) [Source:HGNC Symbol;Acc:15917]
20	901	2	9049410	1	ENSG00000101333	PLCB4	phospholipase C, beta 4 [Source:HGNC Symbol;Acc:9059]