1974
Carbon 13 Nuclear Magnetic Resonance of Pentapeptides of Glycine Containing Central Residues of Methionine, Proline, Arginine, and Lysine
Keim P, Vigna R, Nigen A, Morrow J, Gurd F. Carbon 13 Nuclear Magnetic Resonance of Pentapeptides of Glycine Containing Central Residues of Methionine, Proline, Arginine, and Lysine. Journal Of Biological Chemistry 1974, 249: 4149-4156. PMID: 4850872, DOI: 10.1016/s0021-9258(19)42496-4.Peer-Reviewed Original ResearchConceptsChemical shiftsCarbon-13 nuclear magnetic resonanceLysine peptidesPyrrolidine ringNuclear magnetic resonance spectroscopyState of protonationChemical shift assignmentsNuclear magnetic resonanceSide chain groupsCentral residuesMagnetic resonance spectroscopyAdjacent glycine residuesΕ-amino groupSpin-lattice relaxation timePeptide backboneShift assignmentsChain groupsRatio of transConformational flexibilitySide chainsTrans formResonance spectroscopyNatural abundancePK valuesCarbon nuclei
1973
Carbon 13 Nuclear Magnetic Resonance Spectroscopy of Myoglobins Carboxymethylated with Enriched [2-13C]Bromoacetate
Nigen A, Keim P, Marshall R, Morrow J, Vigna R, Gurd F. Carbon 13 Nuclear Magnetic Resonance Spectroscopy of Myoglobins Carboxymethylated with Enriched [2-13C]Bromoacetate. Journal Of Biological Chemistry 1973, 248: 3724-3732. PMID: 4735715, DOI: 10.1016/s0021-9258(19)43986-0.Peer-Reviewed Original Research