{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/84504"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/84504","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Computational and NMR Investigations of Protein Structure","abstract":"The research in this thesis represents an effort to better understand the structure of proteins, and to suggest new spectroscopic information which might be used to improve the resolution of such structures. Variations in spectroscopic observables are correlated with variations in the local geometry and electrostatic environment of proteins. The chemical nature of the interactions which govern both protein structure and function is also investigated. By comparing theory and experiment, the validity of calculated charge densities, rho( r), charge density topologies, ∂2rho/∂r irj, molecular dipole moments, mu, electrostatic potentials, phi( r), and electric field gradients, ∇E is established. These calculated properties are then used to investigate the nature of bonded and nonbonded interactions in proteins. In the culmination of this effort protein hydrogen bonds are described in terms of NMR spectroscopic observables and calculated electrostatic properties.","abstract_html":"The research in this thesis represents an effort to better understand the structure of proteins, and to suggest new spectroscopic information which might be used to improve the resolution of such structures. Variations in spectroscopic observables are correlated with variations in the local geometry and electrostatic environment of proteins. The chemical nature of the interactions which govern both protein structure and function is also investigated. By comparing theory and experiment, the validity of calculated charge densities, rho( r), charge density topologies, ∂2rho/∂r irj, molecular dipole moments, mu, electrostatic potentials, phi( r), and electric field gradients, ∇E is established. These calculated properties are then used to investigate the nature of bonded and nonbonded interactions in proteins. In the culmination of this effort protein hydrogen bonds are described in terms of NMR spectroscopic observables and calculated electrostatic properties.","abstract_has_math":false,"creators":["Arnold, William D."],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Chemistry","degree_department":null,"school":null,"contributors":["Oldfield, Eric"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2015,"date_issued":"2015-09-25T22:14:51Z","date_published":"2015-09-25T22:14:51Z","updated_at":"2026-07-22T22:26:23Z","subjects":["Chemistry, Physical"],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["(MiAaPQ)AAI9996610"],"render_values":[{"text":"(MiAaPQ)AAI9996610","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/84504","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Oldfield, Eric"]},{"key":"dc:creator","label":"Author","values":["Arnold, William D."]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2015-09-25T22:14:51Z","10000-01-01","2001"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Chemistry"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Ph.D."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Chemistry, Physical"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/84504","(MiAaPQ)AAI9996610"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["The research in this thesis represents an effort to better understand the structure of proteins, and to suggest new spectroscopic information which might be used to improve the resolution of such structures. 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