chr	group_id	NB_Genes	location	strand	ENS_ID	Name	Description
15	677	2	80125927	-1	ENSG00000136371	MTHFS	5,10-methenyltetrahydrofolate synthetase (5-formyltetrahydrofolate cyclo-ligase) [Source:HGNC Symbol;Acc:7437]
15	677	2	80137537	-1	ENSG00000259332	ST20-MTHFS	ST20-MTHFS readthrough [Source:HGNC Symbol;Acc:44655]