1	ensembl_havana	exon	3205901	3671498	.	-	.	gene_id "ENSMUSG00000051951"; gene_version "5"; gene_name "Xkr4"; gene_source "ensembl_havana"; gene_biotype "protein_coding"
1	havana	exon	3466587	3513553	.	+	.	gene_id "ENSMUSG00000089699"; gene_version "1"; gene_name "Gm1992"; gene_source "havana"; gene_biotype "antisense"
1	havana	exon	3905739	3986215	.	-	.	gene_id "ENSMUSG00000102343"; gene_version "1"; gene_name "Gm37381"; gene_source "havana"; gene_biotype "lincRNA"
1	ensembl_havana	exon	3999557	4409241	.	-	.	gene_id "ENSMUSG00000025900"; gene_version "12"; gene_name "Rp1"; gene_source "ensembl_havana"; gene_biotype "protein_coding"
1	ensembl_havana	exon	4490931	4497354	.	-	.	gene_id "ENSMUSG00000025902"; gene_version "13"; gene_name "Sox17"; gene_source "ensembl_havana"; gene_biotype "protein_coding"
1	havana	exon	4583129	4586252	.	-	.	gene_id "ENSMUSG00000104328"; gene_version "1"; gene_name "Gm37323"; gene_source "havana"; gene_biotype "lincRNA"
1	ensembl_havana	exon	4773206	4785739	.	-	.	gene_id "ENSMUSG00000033845"; gene_version "13"; gene_name "Mrpl15"; gene_source "ensembl_havana"; gene_biotype "protein_coding"
1	ensembl_havana	exon	4807788	4848410	.	+	.	gene_id "ENSMUSG00000025903"; gene_version "14"; gene_name "Lypla1"; gene_source "ensembl_havana"; gene_biotype "protein_coding"
1	havana	exon	4807892	4886770	.	+	.	gene_id "ENSMUSG00000104217"; gene_version "1"; gene_name "Gm37988"; gene_source "havana"; gene_biotype "protein_coding"
1	ensembl_havana	exon	4857814	4897909	.	+	.	gene_id "ENSMUSG00000033813"; gene_version "15"; gene_name "Tcea1"; gene_source "ensembl_havana"; gene_biotype "protein_coding"