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Conserved tail fibers/spikes of available drulisviruses (a). Amino acid sequence alignment of the conserved region of the tail fiber/spike. Variant amino acids are highlighted in different colors. (b). Nucleotide ML tree of the conserved region of the tail fiber/spike. Numbers indicate bootstrap values (1000 pseudo-replicates). The scale bar represents 0.01 sequence divergence (percent nucleotide substitutions).
