Table 3. Results of covariation analysis.
ORF | Codon position | |||||||||||
P1 | 111 | 121 | ||||||||||
214 | 241 | |||||||||||
HC-Pro | 286 | 289 | 305 | 310 | 369 | 378 | ||||||
321 | 379 | 395 | 569 | 622 | 630 | |||||||
P3 | 761 | 1094 | ||||||||||
901 | 916 | 919 | 936 | 939 | 943 | 946 | 947 | 972 | 974 | 983 | 1034 | |
CI | 1172 | 1214 | 1323 | 1404 | 1428 | 1431 | 1631 | 1639 | ||||
NIa-Pro | 2058 | 2155 | ||||||||||
NIb | 2295 | 2373 |
For P1, HC-Pro and P3 ORFs, two groups of covariation were detected (indicated in different rows). Positions falling into the PIPO region codifying for the P3N-PIPO cistron are indicated in bold.