The residue positions where the 5M virus has a substitution are shaded. –, Deletion of amino acid at equivalent positions. The GenBank accession numbers for the FMDV capsid sequences are: O1K, X00871; Asia 1 Shamir, JF739177; A22, AY593763; O/ITL/1/93, KJ415244; O/UGA/3/2002, KJ415246; O/PHI/2/95, KJ415245 and O/HKN/3/2004, KJ415243.