let mm10 =     let mm10_url =       "https://storage.googleapis.com/hammerlab-biokepi-data/raw_data/mm10.GRCm38.dna_sm.fa" in     let dbsnp_mm10_snps_url =       "ftp://ftp-mouse.sanger.ac.uk/REL-1303-SNPs_Indels-GRCm38/mgp.v3.snps.rsIDdbSNPv137.vcf.gz" in     let dbsnp_mm10_indels_url =       "ftp://ftp-mouse.sanger.ac.uk/REL-1303-SNPs_Indels-GRCm38/mgp.v3.indels.rsIDdbSNPv137.vcf.gz" in     let gene_annotations_gtf =       "ftp://ftp.ensembl.org/pub/release-84/gtf/mus_musculus/Mus_musculus.GRCm38.84.gtf.gz" in     let cdna_mm10_url =       "ftp://ftp.ensembl.org/pub/release-84/fasta/mus_musculus/cdna/Mus_musculus.GRCm38.cdna.all.fa.gz" in     create Name.mm10       ~ensembl:87       ~species:mouse       ~metadata:"Provided by the Biokepi Library"       ~major_contigs:major_contigs_mm10       ~fasta:Location.(url mm10_url |> gunzip)       ~dbsnp:Location.(           vcf_concat ["db_snps.vcf", url dbsnp_mm10_snps_url |> gunzip;                       "db_indels.vcf", url dbsnp_mm10_indels_url |> gunzip]         )       ~exome_gtf:Location.(url gene_annotations_gtf |> gunzip)       ~cdna:Location.(url cdna_mm10_url |> gunzip)       ~snpeff_name:"mm10"