Role of non-planar peptide unit in regular polypeptide helices. New model for poly-beta-benzyl-L-Aspartate.
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Summary
Conformational energy calculations show that poly-beta-benzyl-L -aspartate with the delta-helical structure is considerably more stable than the structure it is generally believed to take up (the omega-helix) by about 15 kcal/mol-residue.
- Type
- article
- Published
- 2009-01-12
- Cited by
- 7
- References
- 23
- OpenAlex
- https://openalex.org/W1479690860
- Semantic Scholar
- https://api.semanticscholar.org/CorpusID:29119214
Keywords
Planarity testing, Helix (gastropod), Peptide, Crystallography, Hydrogen bond
References
- Stereochemical studies of cyclic peptides. VI. Energy calculations of the cyclic disulphide cysteinyl-cysteine.
- α-Helices and a New Polypeptide Fold in Poly-β-Benzyl-L-Aspartate
- The three-dimensional structure of ribonuclease-S. Interpretation of an electron density map at a nominal resolution of 2 A.
- Conformation of polypeptides and proteins.
- Determination of Intermolecular Potentials from Crystal Data. II. Crystal Packing with Applications to Poly(amino acids)
- Hydrogen Bonded Helical Configurations of the Polypeptide Chain.
- Empirical torsional potential functions from protein structure data. Phi- and psi-potentials for non-glycyl amino acid residues.
- Potential functions for hydrogen bond interactions. II. Formulation of an empirical potential function.
- Fourfold Helical Structures for Polypeptides
- X-Ray Structural Studies of Some Poly(α-amino acid)s with Hydrophobic Side Chains: Poly(L-valine), Poly(L-isoleucine), and Poly(L-phenylalanine)
- Conformational aspects of polypeptides. XI. The nitroaromatic effect
- The delta helix — a possible left‐handed stable polypeptide structure in the N‐terminal segment of the lac repressor
- On the conformation of the hen egg-white lysozyme molecule
- A Case Study of the Conformation of Poly(α-aminoisobutyric acid): α- or 310-Helix
- The non-planar peptide unit. II. Comparison of theory with crystal structure data.
- Three-dimensional Fourier Synthesis of Horse Oxyhaemoglobin at 2.8 Å Resolution: The Atomic Model
- The nonplanar peptide unit III. Quantum chemical calculations for related compounds and experimental X‐ray diffraction data
- ω-Helix in Synthetic Polypeptides
- Chapter 12 – The Influence of Composition on Conformation
Cited by
- Vibrational spectroscopy and conformation of peptides, polypeptides, and proteins.
- Proton currents and protein motion in membranes
- A simple model for the optical properties of chiral amides
- Model-building studies of Inovirus: genetic variations on a geometric theme.
- Three-dimensional actuators transformed from the programmed two-dimensional structures via bending, twisting and folding mechanisms
- Structure of the capsid of Pf3 filamentous phage determined from X-ray fibre diffraction data at 3.1 A resolution.
- Chapter 4 – Theoretical Methods in the Analysis of Peptide Conformation
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