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--- a
+++ b/inst/extdata/TCGA_gencode.v22.annotation.gene.probeMap_test
@@ -0,0 +1,4 @@
+id	gene	chrom	chromStart	chromEnd	strand
+ENSG00000000005.5	TNMD	chrX	100584802	100599885	+
+ENSG00000000457.12	SCYL3	chr1	169849631	169894267	-
+ENSG00000000460.15	C1orf112	chr1	169662007	169854080	+