Relationship between proton–proton nmr coupling constants and substituent electronegativities. III. Conformational analysis of proline rings in solution using a generalized Karplus equation

Contact Electron-Spin Coupling of Nuclear Magnetic Moments

1959 • 2,920 citations

Vicinal Proton Coupling in Nuclear Magnetic Resonance

1963 • 2,349 citations

The relationship between proton-proton NMR coupling constants and substituent electronegativities—I

1980 • 2,006 citations

Conformational analysis of the sugar ring in nucleosides and nucleotides. New description using the concept of pseudorotation

1972 • 1,990 citations

Gauche effect. Stereochemical consequences of adjacent electron pairs and polar bonds

1972 • 762 citations

Description of steric relationships across single bonds

1960 • 690 citations

Prediction of anti and gauche vicinal proton‐proton coupling constants in carbohydrates: A simple additivity rule for pyranose rings

1980 • 381 citations

Conformation of non-aromatic ring Compounds—XXV

1968 • 378 citations

Bond Energies and Polarities¹

1953 • 356 citations

Empirical Correlations Between Conformational Parameters in β‐D‐Furanoside Fragments Derived from a Statistical Survey of Crystal Structures of Nucleic Acid Constituents Full Description of Nucleoside Molecular Geometries in Terms of Four Parameters

1980 • 228 citations

The relationship between proton–proton NMR coupling constants and substituent electronegativities. II—conformational analysis of the sugar ring in nucleosides and nucleotides in solution using a generalized Karplus equation

1981 • 215 citations

Conformations of proline

1977 • 200 citations

STUDIES ON THE CONFORMATION OF AMINO ACIDS

1971 • 143 citations

The proton resonance spectra and conformations of the prolines

1962 • 116 citations

A theoretical study of the Edward–Lemieux effect (the anomeric effect). The stereochemical requirements of adjacent electron pairs and polar bonds

1971 • 113 citations

Interpretation of vicinal proton‐proton coupling constants by a generalized Karplus relation. Conformational analysis of the exocyclic C4′‐C5′ bond in nucleosides and nucleotides: Preliminary Communication

1979 • 96 citations

Cyclic peptides. I. Cyclo(tri-L-prolyl) and derivatives. Synthesis and molecular conformation from nuclear magnetic resonance

1971 • 93 citations

Precision neutron diffraction structure determination of protein and nucleic acid components. IX. The crystal and molecular structure of 4-hydroxy-<scp>L</scp>-proline

1973 • 83 citations

Studies on the conformation of amino acids XII. Energy calculations on prolyl residue

1970 • 82 citations

Conformation of the lithium ion complex of antamanide, a cyclic decapeptide and ion carrier, in the crystalline state

1974 • 80 citations

Conformations of cis- and trans-4-fluoro-Yl-proline in aqueous solution

1973 • 75 citations

Crystal structure and conformation of the cyclic dipeptide cyclo-L-prolyl-L-leucyl

1972 • 69 citations

The crystal structure of acetyl-L-proline-N-methylamide

1971 • 68 citations

The proton resonance spectra and conformations of the prolines

1962 • 67 citations

Peptide conformation. Evidence for .beta. structures in solutions of linear tetrapeptides containing proline

1975 • 66 citations

Conformation of non‐aromatic ring compounds XXIX: Conformation and pseudorotation intrans‐1,2‐dihalogenocyclopentanes

1966 • 62 citations

Rotational isomerism. Part XI. The nuclear magnetic resonance spectra and rotational isomerism of 1,2-difluoro- and 1,1,2-trifluoroethane

1971 • 55 citations

A NMR investigation of proline and its derivatives. II—Conformational implications of the1H NMR spectrum of L-proline at different pH

1975 • 51 citations

Structure and conformation of cyclo(tri-L-prolyl) in the crystalline state

1976 • 50 citations

Prediction of Anti and gauche vicinal proton‐proton coupling constants for hexapyranose rings using a generalized karplus equation

1980 • 44 citations

Calculation of Conformational Properties of Oligomers of L-Proline

1974 • 39 citations

The structure of o-bromocarbobenzoxy-glycyl-L-prolyl-L-leucyl-glycyl-L-proline ethyl acetate monohydrate: a substrate of the enzyme, collagenase

1971 • 38 citations

Poly(L-proline) II Ring Conformations Determined by Nuclear Magnetic Resonance

1971 • 38 citations

723. The proton resonance spectra and conformations of the prolines. Part III. Hydroxyproline and allohydroxyproline in acid and alkaline solution

1964 • 37 citations

Ring Conformational Aspects of Proline and Hydroxyproline. High Conformational Purity of Pro in DKP's and Hydantoïns.

1978 • 32 citations

Crystal structure and conformation of the cyclic dipeptide cyclo-L-prolyl-D-phenylalanyl

1976 • 31 citations

NMR INVESTIGATIONS OF PROLINE AND ITS DERIVATIVES.

1975 • 31 citations

The crystal structure of t-amyloxycarbonyl-<scp>L</scp>-prolyl-<scp>L</scp>-prolyl-<scp>L</scp>-proline

1974 • 31 citations

The crystal structure and molecular conformation of cyclo-<scp>L</scp>-prolyl-<scp>L</scp>-prolyl-<scp>L</scp>-hydroxyproline, a cyclic tripeptide

1975 • 31 citations

Cyclic peptides. VI. Europium-assisted nuclear magnetic resonance study of the solution conformations of cyclo(L-Pro-L-Pro) and cyclo(L-Pro-D-Pro)

1973 • 29 citations

A theoretical estimate of the energy barriers between stable conformations of the proline dimer

1975 • 29 citations

Glycyl Methylene Chemical Shift Non‐Equivalence in Small Peptides. Diasteriomers of Leu‐Gly‐Phe

1977 • 18 citations

Structure and conformation of heterocycles. 11. cis- and trans-2,3-Difluoro-1,4-dioxane. Gauche and anomeric effects of fluorine

1979 • 18 citations

cis-Proline in the linear oligopeptide: structure of benzyloxycarbonyl-glycyl-prolyl-leucine

1976 • 18 citations

Etude de la conformation moléculaire à l'état solide de la N-acétyl-<scp>L</scp>-lactyl-méthylamide

1974 • 18 citations

High field 1H NMR studies. Influence of the cis/trans isomerism on the N-acetyl 4-hydroxy proline ring conformation

1974 • 17 citations

Ring conformations of proline. Solution studies based on lanthanide nuclear magnetic resonance shifts and molecular mechanics

1979 • 17 citations

The role of water in the crystal structure of N‐acetyl‐<scp>L</scp>‐4‐hydroxyproline

1979 • 15 citations

Conformations of glycyl-trans-4-fluoro-L-prolyl-L-tryptophan in aqueous solution

1976 • 14 citations

Some Remarks about the Proton Magnetic Resonance Spectrum of trans-Hydroxy-L-Proline

1973 • 14 citations

Etude de la conformation moléculaire à l'état solide de la N-acétyl-L-prolyl-D-lactyl-méthylamide

1974 • 12 citations

Conformation of hydroxy-L-proline in aqueous solution. Comparison of results from lanthanide ion probe measurements and proton coupling constants

1976 • 11 citations

Refinement of the crystal structure of tosyl-L-prolyl-L-hydroxyproline monohydrate

1971 • 10 citations

PREPARATION OF RACEMIC 2r‐CARBOXY‐TRANS, TRANS‐3, 4‐DIDEUTERO‐PYRROLIDINE (DL‐TRANS, TRANS‐3, 4‐DIDEUTERO‐PROLINE) AND UNAMBIGUOUS ASSIGNMENT OF PROTONS IN THE 1H N.M.R. SPECTRUM OF PROLINE

1979 • 8 citations

Crystal structure of l-prolyl-l-phenylalanine-o-methoxy hydrobromide*

1971 • 3 citations

A Re‐Investigation of the Conformational Behaviour of CIS‐D‐Allo‐Hydroxyproline in Solution

1979 • 2 citations