# refseq assembly genbank ncbi ucsc NC_009042.1 2 CP000496.1 2 chr2 NC_009043.1 3 CP000497.1 3 chr3 NC_009044.1 4 CP000498.1 4 chr4 NC_009045.1 5 CP000499.1 5 chr5 NC_009046.1 6 CP000500.1 6 chr6 NC_009047.1 7 CP000501.1 7 chr7 NC_009048.1 8 CP000502.1 8 chr8 NC_009068.1 1 CM000437.1 1 chr1