Comparison of a QM/MM force field and molecular mechanics force fields in simulations of alanine and glycine “dipeptides” (Ace‐Ala‐Nme and Ace‐Gly‐Nme) in water in relation to the problem of modeling the unfolded peptide backbone in solution
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Summary
For both solutes, the distribution from the QM/MM simulation shows greater similarity with the distribution in high‐resolution protein structures than is the case for any of the MM simulations.
- Type
- article
- Published
- 2003-02-15
- Cited by
- 229
- References
- 71
- OpenAlex
- https://openalex.org/W2129071110
- Semantic Scholar
- https://api.semanticscholar.org/CorpusID:18686369
Keywords
Force field (fiction), Molecular mechanics, Chemistry, Molecular dynamics, Intramolecular force
References
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- Sensitive NMR detection of cationic-polymer-based gene delivery systems using saturation transfer via proton exchange.
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- Comparison of simple potential functions for simulating liquid water
- A NEW FORCE FIELD FOR MOLECULAR MECHANICAL SIMULATION OF NUCLEIC ACIDS AND PROTEINS
- Conformational Dynamics of Trialanine in Water: A Molecular Dynamics Study
- A QM/MM Implementation of the Self-Consistent Charge Density Functional Tight Binding (SCC-DFTB) Method
- Dihedral angles of trialanine in D2O determined by combining FTIR and polarized visible Raman spectroscopy.
- Energetics and structure of glycine and alanine based model peptides: Approximate SCC-DFTB, AM1 and PM3 methods in comparison with DFT, HF and MP2 calculations
- Nanosecond time scale folding dynamics of a pentapeptide in water.
- DFT studies on helix formation in N-acetyl-(L-alanyl)n-N′-methylamide for n=1–20
- Energy minimizations of rubredoxin.
- Boltzmann's principle, knowledge-based mean fields and protein folding. An approach to the computational determination of protein structures
- Hybrid SCC-DFTB/molecular mechanical studies of H-bonded systems and ofN-acetyl-(L-Ala)nN?-methylamide helices in water solution
- Semiempirical energy calculations on model compounds of polypeptides. Crystal structures of DL‐acetylleucine N‐methylamide and DL‐acetyl‐amino‐n‐butyric acid N‐methylamide
Cited by
- QM/MM investigations of organic chemistry oriented questions.
- Development and application of ab initio QM/MM methods for mechanistic simulation of reactions in solution and in enzymes
- ORGANIZING FORCES AND CONFORMATIONAL ACCESSIBILITY IN THE UNFOLDED STATE OF PROTEINS
- Seamless Integration of URL-Addresable Sources: The Websheet Project
- Innovations: the gas is greener.
- Boundary value approaches to molecular dynamics simulation
- Towards a Unification of Supercomputing, Molecular Dynamics Simulation and Experimental Neutron and X-ray Scattering Techniques
- Force field comparison through computational analysis of capsular polysaccharides of Streptococcus pneumoniae serotypes 19A and F
- Hydrogen bonds in molecular mechanics force fields.
- Statistical approaches to the study of protein folding and energetics
- Effect of pH on the Aggregation of α-syn12 Dimer in Explicit Water by Replica-Exchange Molecular Dynamics Simulation
- Promise of advances in simulation methods for protein crystallography: implicit solvent models, time-averaging refinement, and quantum mechanical modeling.
- Motional timescale predictions by molecular dynamics simulations: Case study using proline and hydroxyproline sidechain dynamics
- Exploring peptide energy landscapes: A test of force fields and implicit solvent models
- Comparisons of force fields for proteins by generalized-ensemble simulations
- Kinetics of contact formation and end-to-end distance distributions of swollen disordered peptides.
- Effects of pH and Temperature on the Structural and Thermodynamic Character of a-syn12 Peptide in Aqueous Solution
- The role of plastic beta-hairpin and weak hydrophobic core in the stability and unfolding of a full sequence design protein.
- Local Order in the Unfolded State: Conformational Biases and Nearest Neighbor Interactions
- Molecular modeling of different substrate‐binding modes and their role in penicillin acylase catalysis
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