4.
冠状病毒E蛋白的氨基酸相似性
Amino acid similarities of the E protein among different coronaviruses (%)
| Sequence | RaTG13 | CoVZC45 | CoVZXC21 | SARS | MERS |
| SARS-CoV-2 | 100.0 | 100.0 | 100.0 | 94.7 | 35.3 |
| RaTG13 | - | 100.0 | 100.0 | 94.7 | 35.3 |
| CoVZC45 | - | - | 100.0 | 94.7 | 35.3 |
| CoVZXC21 | - | - | - | 94.7 | 35.3 |
| SARS | - | - | - | - | 35.3 |