TABLE 6.
Amino acid pattern observed in VP1 protein
| Subtypea | Strain | Amino acid at the indicated position in VP1 proteinb
|
||
|---|---|---|---|---|
| 82 | 340 | 362 | ||
| Ia | Dunlop, MM, UT, PittVR4, PittVR9, PittNP4, PittNP5 | E | R | L |
| Ic | TW-1b,TW-2, strain MT, THK-9a | . | K | . |
| TW-1a | Q | K | . | |
| TW-8a | D | K | . | |
| II | SB | D | Q | V |
| III | AS | D | Q | V |
| IV | TW-3a | D | K | V |
| V | PittVR2, PittVR3, PittVR6, PittVR10, PittVM2 | D | . | . |
| PittVR7, PittNP2, PittNP3, PittVM1, PittVM3 | . | K | . | |
| PittVR1, PittVR5, PittVM5, JL strain, HC-u2, HC-u5, HC-u9 | . | . | V | |
| VI | CAP-m2, CAP-m5, CAP-m9, CAP-m13, CAP-m18, CAP-h2, CAP-h5, CAP-h8, CAP-h22 | |||
| HI-u5, HI-u6, HI-u8, PittVM2, PittVR8, PittNP1 | . | . | . | |
a
BKV subtypes are represented by strains used in this study.
b
Amino acid numbering is the same as that for the VP1 protein in the Dunlop strain (GenBank accession no. CAA24299). Amino acids similar to those of Dunlop are represented by periods at the respective positions.