Percent identity and similarity of Salp15 coding sequences among different Ixodes species.

Ipers-1, Ipers-2, Ipers-3, Ipers-4, Ipers-5 are from I. persulcatus collected in northern China; iper1 and iper2 are from I. persulcatus collected in Japan; iper3 is from I. persulcatus collected in Russia; Is-1, Is-2 and Is-3 are from I. sinensis collected in southern China; iric1, iric2 and iric3 are from I. ricinus collected in Europe; Salp15 is from I. scapularis collected in eastern North America; Ipac-1 is from I. pacificus collected in western North America. Percentages in italics indicate the similarity between two sequences; Regular type indicates identity.