Table 2. Backbone torsion angles ω, Φ, Ψ (°) for the two tripeptide fragments.
| Pro1 | ω1 | C20—C19—N3—C15 | 170.3 (3) |
| φ1 | C19—N3—C15—C14 | −66.2 (4) | |
| ψ1 | N3—C15—C14—N2 | 152.4 (3) | |
| Phe2 | ω2 | C15—C14—N2—C6 | 165.7 (3) |
| φ2 | C14—N2—C6—C5 | −68.9 (4) | |
| ψ2 | N2—C6—C5—N1 | −48.1 (4) | |
| Ala3 | ω3 | C6—C5—N1—C3 | −174.4 (3) |
| φ3 | C5—N1—C3—C2 | −145.1 (3) | |
| ψ3 | N1—C3—C2—O1 | 158.6 (3) | |
| Pro4 | ω4 | C31—C32—N4—C36 | −169.3 (3) |
| φ4 | C32—N4—C36—C37 | −58.8 (3) | |
| ψ4 | N4—C36—C37—N5 | −32.5 (4) | |
| Phe5 | ω5 | C36—C37—N5—C38 | −173.0 (3) |
| φ5 | C37—N5—C38—C46 | −96.4 (3) | |
| ψ5 | N5—C38—C46—N6 | 22.6 (4) | |
| Ala6 | ω6 | C38—C46—N6—C47 | 169.3 (3) |
| φ6 | C46—N6—C47—C49 | −52.1 (4) | |
| ψ6 | N6—C47—C49—O10 | −31.8 (4) |