chr	group_id	NB_Genes	location	strand	ENS_ID	Name	Description
11	543	2	113775399	1	ENSG00000149305	HTR3B	5-hydroxytryptamine (serotonin) receptor 3B, ionotropic [Source:HGNC Symbol;Acc:5298]
11	543	2	113845603	1	ENSG00000166736	HTR3A	5-hydroxytryptamine (serotonin) receptor 3A, ionotropic [Source:HGNC Symbol;Acc:5297]