Table 1.
Receptor usage varies between human coronaviruses.
| HCoV | Cellular Receptor |
|---|---|
| HCoV-229E | Aminopeptidase N |
| HCoV-NL63 | ACE2 |
| SARS-CoV-1 | ACE2 |
| SARS-CoV-2 | ACE2 |
| MERS-CoV | DPP4 |
| HCoV-OC43 | 9-O-Ac-sialic acid |
| HCoV-HKU1 | 9-O-Ac-sialic acid |
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