# refseq assembly ucsc NC_012535.1 1 NC_012535v1 NC_012536.1 2 NC_012536v1 NC_012537.1 3 NC_012537v1 NC_012538.1 4 NC_012538v1 NC_012539.1 5 NC_012539v1 NC_012540.1 6 NC_012540v1 NC_012541.1 7 NC_012541v1 NC_012542.1 8 NC_012542v1 NC_012543.1 9 NC_012543v1 NC_012544.1 10 NC_012544v1 NC_012545.1 11 NC_012545v1 NC_012546.1 12 NC_012546v1