Supplementary Legends
Supplementary data S1. List of the putative Rep sequences used for phylogenetic inference of CRESS DNA viruses
Supplementary data S2. List of the putative Rep sequences used for phylogenetic inference of family Circoviridae
Supplementary data-S3. ORF3_motif1-PDZdomain
Supplementary data-S4. ORF3_motif234-PDZdomain
Supplementary Table S1. Summary of characteristics of the predicted ORFs of E115 strain
Supplementary Figure S1. Genomic structure and organisation of PCV4. Three completed genomic sequences of PCV4 were available from GenBank. All elements of genome were similar between isolates and with the Korean PCV4 strain shown in Figure 1A.