"chr","start","end"
"chr1",1,116205217
"chr2",1,103411127
"chr3",1,108114255
"chr4",1,83632351
"chr5",1,105775400
"chr6",1,119984783
"chr7",1,98954622
"chr8",1,121356893
"chr9",1,80060025
"chr10",1,111536923
"chr11",1,116982619
"chr12",1,102448369
"chr13",1,112994790
