# refseq assembly genbank ncbi ucsc NC_001328.1 MT MT chrM NC_003279.8 I BX284601.5 I chrI NC_003280.10 II BX284602.5 II chrII NC_003281.10 III BX284603.4 III chrIII NC_003282.8 IV BX284604.4 IV chrIV NC_003283.11 V BX284605.5 V chrV NC_003284.9 X BX284606.5 X chrX