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NS4B protein sequence residues 257 to 261 from different HCV genotypes
| Genotype | NS4B consensus sequence (257-261) | % Conservation at position 257 | % Conservation at position 261 | Number of sequences counted |
|---|---|---|---|---|
| 1a | CTTPC | 77.8 | 100 | 9 |
| 1b | CSTPC | 100 | 100 | 85 |
| 1c | CIAPC or CTAPC | 100 | 100 | 2 |
| 2a | CPIPC | 100 | 100 | 12 |
| 2b | CPVPC | 100 | 100 | 13 |
| 2c | CPVPC | 1 | ||
| 3a | YPSPC | 100 | 100 | 4 |
| 4a | CSTPC | 1 | ||
| 5a | YSTPC | 1 | ||
| 6a | TATPC | 1 |
