Table 6.
Ramachandran space of three nsp1 proteins.
| Name of the protein | Dihedral angles | Frequency of population | Secondary structure |
|---|---|---|---|
| 1. SARS-CoV1 | −100° ≤ Φ ≤ −60°, −55° ≤ Ψ ≤ −40° |
Higher | Right-handed α-helix |
| −80° ≤ Φ ≤ −60°, 120° ≤ Ψ ≤ 150° |
Medium | β -sheet | |
| 2. SARS-CoV2 | −90° ≤ Φ ≤ −70°, 110° ≤ Ψ ≤ 150° |
Higher | β -sheet |
| −95° ≤ Φ ≤ −65°, −40° ≤ Ψ ≤ −30° |
Lower | Right-handed α-helix | |
| 3. MERS-CoV | −90° ≤ Φ ≤ −65°, 120° ≤ Ψ ≤ 150° |
Higher | β -sheet |
| −90° ≤ Φ ≤ −60°, −40° ≤ Ψ ≤ −30° |
Medium | Right-handed α-helix |