Bioinformatics and evolutionary insight on the spike glycoprotein gene of QX-like and Massachusetts strains of infectious bronchitis virus

Table 1 Cleavge site motif in Swedish IBV strains

Strian	Type	Cleavage site sequence motif
CK/SWE/242/95	Massachusetts	⁵³⁵Aln-Gly-His-Ser-Ile⁵³⁹
CK/SWE/748/95	Massachusetts	⁵³⁵ Aln-Gly-His-Ser-Ile⁵³⁹
CK/SWE/423/97	Massachusetts	⁵³⁵ Leu-Arg-Arg-Ser-Ile⁵³⁹
CK/SWE/1096/97	Massachusetts	⁵³⁵ Leu-Arg-Arg-Ser-Ile⁵³⁹
CK/SWE/062545/09	QX-like	⁵³⁵ Ser-His-Arg-Thr-Arg⁵³⁹
CK/SWE/062561/09	QX-like	⁵³⁵ Ser-His-Arg-Thr-Arg⁵³⁹
CK/SWE/079692/10	QX-like	⁵³⁵ Ser-Gln-Arg-Arg-Arg⁵³⁹
CK/SWE/082066/10	QX-like	⁵³⁵ Ser-Gln-Arg-Arg-Arg⁵³⁹

Cleavage site at amino acid position 537 =
Amino acid abbreviations: Aln = alanine, Gly = glycine, His = histidine, Ser = serine.
Ile = Isoleucine, Thr = threonine, Arg = arginine, Gln = glutamine.

ISSN: 1743-422X