when fetch seq_region_id,name, only fetch them from current assembly, also for human, araprt from fetch reference snps, also fetch snps from haplotype chromosomes
when fetch seq_region_id,name, only fetch them from current assembly, also for human, araprt from fetch reference snps, also fetch snps from haplotype chromosomes

willmclaren/ensembl-variation,dbolser-ebi/ensembl-variation,dbolser/ensembl-variation,dbolser/ensembl-variation,dbolser-ebi/ensembl-variation,Ensembl/ensembl-variation,willmclaren/ensembl-variation,willmclaren/ensembl-variation,Ensembl/ensembl-variation,willmclaren/ensembl-variation,dbolser/ensembl-variation,dbolser/ensembl-variation,dbolser-ebi/ensembl-variation,Ensembl/ensembl-variation,Ensembl/ensembl-variation,Ensembl/ensembl-variation,willmclaren/ensembl-variation