Table 3.
Polyprotein mapping for TCoV ATCC
| Cleavage products | Polyprotein | Position on polyprotein | Size (aa) | Cleavage by | Potential function |
|---|---|---|---|---|---|
| nsp2 | Pp1ab/pp1a | M1-G673 | 673 | PLP | |
| nsp3 | Pp1ab/pp1a | G674-G2267 | 1,594 | PLP | TM1, PLpro, ADRP |
| nsp4 | Pp1ab/pp1a | G2268-Q2781 | 514 | PLP/3CLpro | TM2 |
| nsp5 | Pp1ab/pp1a | A2782-Q3088 | 307 | 3CLpro | 3CLpro |
| nsp6 | Pp1ab/pp1a | S3089-Q3385 | 297 | 3CLpro | TM3 |
| nsp7 | Pp1ab/pp1a | S3386-Q3468 | 83 | 3CLpro | |
| nsp8 | Pp1ab/pp1a | S3469-Q3678 | 210 | 3CLpro | dsRNA binding; RdRp? |
| nsp9 | Pp1ab/pp1a | N3679-Q3789 | 111 | 3CLpro | TM4; ssRNA binding |
| nsp10 | Pp1a | S3790-Q3934 | 145 | 3CLpro | Zinc-binding; ssRNA binding |
| nsp11 | Pp1ab | S3935-G3957 | 23 | 3CLpro | |
| nsp12 | Pp1ab | S3935-Q4875 | 941 | 3CLpro | RdRp |
| nsp13 | Pp1ab | S4876-Q5476 | 601 | 3CLpro | Helicase |
| nsp14 | Pp1ab | G5477-Q5997 | 521 | 3CLpro | Exoribonuclease |
| nsp15 | Pp1ab | S5998-Q6335 | 338 | 3CLpro | NendoU |
| nsp16 | Pp1ab | S6336-M6637 | 302 | 3CLpro | 2′-O-Methyltransferase |