# ucsc	ensembl
chr1	1
chr10	10
chr10_random	10_random
chr11	11
chr11_random	11_random
chr12	12
chr12_random	12_random
chr13	13
chr13_random	13_random
chr14	14
chr14_random	14_random
chr15	15
chr15_random	15_random
chr16	16
chr16_random	16_random
chr17	17
chr17_random	17_random
chr18	18
chr18_random	18_random
chr19	19
chr19_random	19_random
chr1_random	1_random
chr20	20
chr20_random	20_random
chr21	21
chr21_random	21_random
chr22	22
chr22_random	22_random
chr2a	2a
chr2a_random	2a_random
chr2b	2b
chr2b_random	2b_random
chr3	3
chr3_random	3_random
chr4	4
chr4_random	4_random
chr5	5
chr5_h2_hap1	5_h2_hap1
chr5_random	5_random
chr6	6
chr6_cox_hap1	6_cox_hap1
chr6_cox_hap1_random	6_cox_hap1_random
chr6_qbl_hap2	6_qbl_hap2
chr6_qbl_hap2_random	6_qbl_hap2_random
chr6_random	6_random
chr7	7
chr7_random	7_random
chr8	8
chr8_random	8_random
chr9	9
chr9_random	9_random
chrM	MT
chrUn	Un
chrX	X
chrX_random	X_random