A manually curated database of peptides containing Dehydro-Phenyl-Alanine and Amino-Iso-Butyric Acid
Protein Data Bank[PDB] Structured Data File [SDF]

DPA17

tert-Butyloxycarbonyl-Phenylalanine-α,β‐dehydrophenylalanine-Valine-Phenylalanine-α,β‐dehydrophenylalanine-Valine-Methyl ester

Sequence: Boc-F-ΔF-V-F-ΔF-V-OMe

Core Sequence: F-ΔF-V-F-ΔF-V

R Value: 0.084

Residue Involved: Phenylalanine | α,β‐dehydrophenylalanine | Valine | Phenylalanine | α,β‐dehydrophenylalanine | Valine

Conformation: Right-handed 3(10) helical

Reference

Padmanabhan, B. and Singh, T. (1993). Design of peptides: Crystal and molecular structure of a 310-helical peptide N-Boc-L-Phe-dehydro-Phe-L-Val-L-Phe-dehydro-Phe-L-Val-Och3. Biopolymers, 33(4), pp.613-619.

Chemical Component Summary

Name of Peptide: tert-Butyloxycarbonyl-Phenylalanine-α,β‐dehydrophenylalanine-Valine-Phenylalanine-α,β‐dehydrophenylalanine-Valine-Methyl ester
Sequence: Boc-F-ΔF-V-F-ΔF-V-OMe
Core Sequence: F-ΔF-V-F-ΔF-V
Sequence Length: 6
Molecular Weight (amu): 915.109
Molecular Formula: C52H62N6O9
R Value: 0.084
N-Terminal Modification: tert-Butyloxycarbonyl
C-Terminal Modification: Methyl ester
Conformation: Right-handed 3(10) helical
Method: X - Ray Diffraction
Core Residue Involved Phi Psi Omega
Phenylalanine 77 41 169
α,β‐dehydrophenylalanine -46 -24 179
Valine -63 -19 171
Phenylalanine -67 -8 169
α,β‐dehydrophenylalanine -61 -26 177
Valine -122 26 Unmeasured