Table 2.
Experimental T-cell and B-cell epitopes of SARS-CoV-2 spike protein from Immune Epitope Database.
| Epitope | Selected for vaccine construction | B-cell | MHCa II | Allergenicity | Toxicity |
| AATKMSECVLGQSKRVD | No | +b | –c | Allergen | Discontinued |
| CKFDEDDSEPVLKGVKLHYT | Yes | + | – | Nonallergen | Nontoxin |
| DDSEPVLKGVKLHYT | Yes | + | – | Nonallergen | Nontoxin |
| DKYFKNHTSPDVDLGD | Yes | + | – | Nonallergen | Nontoxin |
| DLGDISGINASVVNIQK | No | + | – | Allergen | Discontinued |
| EIDRLNEVAKNLNESLIDLQELGKYEQY | Yes | + | – | Nonallergen | Nontoxin |
| EVAKNLNESLIDLQELG | No | + | – | Allergen | Discontinued |
| KNHTSPDVDLGDISGIN | No | + | – | Allergen | Discontinued |
| LYQDVNC | No | + | – | Allergen | Discontinued |
| LYQDVNCT | No | + | – | Allergen | Discontinued |
| MAYRFNGIGVTQNVLY | Yes | + | – | Nonallergen | Nontoxin |
| MAYRFNGIGVTQNVLYE | Yes | + | – | Nonallergen | Nontoxin |
| RASANLAATKMSECVLG | No | + | – | Allergen | Discontinued |
| SPDVDLGDISGINAS | No | + | – | Allergen | Discontinued |
| MAYRFNGIGVTQNVLY | Yes | – | + | Nonallergen | Nontoxin |
| QLIRAAEIRASANLAATK | No | – | + | Allergen | Discontinued |
aMHC: major histocompatibility complex.
b+: Related.
c–: Unrelated.