# refseq	assembly	genbank	ncbi	ucsc
NC_000911.1	BA000022.2	BA000022.2		chr
NC_005229.1	pSYSM	AP004310.1	pSYSM	chrpSYSM
NC_005230.1	pSYSA	AP004311.1	pSYSA	chrpSYSA
NC_005231.1	pSYSG	AP004312.1	pSYSG	chrpSYSG
NC_005232.1	pSYSX	AP006585.1	pSYSX	chrpSYSX