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

AIB17

tert-Butyloxycarbonyl-Proline-Alpha amino iso butyric acid-Glycine-Leucine-Alpha amino iso butyric acid-Leucine-Methyl ester

Sequence: Boc-P-Aib-G-L-Aib-L-OMe

Core Sequence: P-Aib-G-L-Aib-L

R Value: 0.0768

Residue Involved: Proline | Alpha amino iso butyric acid | Glycine| Leucine| Alpha amino iso butyric acid | Leucine

Conformation: 3(10) helical

Reference

Datta, S., Uma, M., Shamala, N. and Balaram, P. (1999). Stereochemistry of Schellman motifs in peptides: Crystal structure of a hexapeptide with a C-terminus 6 ? 1 hydrogen bond. Biopolymers, 50(1), pp.13-22.

Chemical Component Summary

Name of Peptide: tert-Butyloxycarbonyl-Proline-Alpha amino iso butyric acid-Glycine-Leucine-Alpha amino iso butyric acid-Leucine-Methyl ester
Sequence: Boc-P-Aib-G-L-Aib-L-OMe
Core Sequence: P-Aib-G-L-Aib-L
Sequence Length: 6
Molecular Weight (amu): 682
Molecular Formula: C33-H58-N6-O9
R Value: 0.0768
N-Terminal Modification: tert-Butyloxycarbonyl
C-Terminal Modification: Methyl ester
Conformation: 3(10) helical
Method: X - Ray Diffraction
Core Residue Involved Phi Psi Omega
Proline -54 -42 -175
Alpha amino iso butyric acid -57 -43 -177
Glycine -74 -16 178
Leucine -100 6 180
Alpha amino iso butyric acid 60 42 178
Leucine -113 166 167