# refseq	assembly	genbank	ncbi	ucsc
NC_007631.1	MT		MT	chrM
NC_133617.1	Chr1	CM109181.1	1	chr1
NC_133618.1	Chr2	CM109182.1	2	chr2
NC_133619.1	Chr3	CM109183.1	3	chr3
NC_133620.1	Chr4	CM109184.1	4	chr4
NC_133621.1	Chr5	CM109185.1	5	chr5
NC_133622.1	Chr6	CM109186.1	6	chr6
NC_133623.1	ChrX	CM109187.1	X	chrX