Alignment of the putative CRV concatemer resolution sequence region with those of other poxviruses. Genomic positions are indicated on the right; the putative concatemer resolution sequence is underlined. GenBank accession numbers are as follows: rabbit fibroma virus, AF170722; myxoma virus, AF170726; Yaba-like disease virus, YDI293568; sheeppox virus, M28823; fowlpox virus, AJ581527; swinepox virus, AF410153; vaccinia virus, AY243312; cowpox virus, AF482758.