Emily ScottSummaryAffiliation: University of Kansas Country: USA Publications
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Publications
Structure of mammalian cytochrome P450 2B4 complexed with 4-(4-chlorophenyl)imidazole at 1.9-A resolution: insight into the range of P450 conformations and the coordination of redox partner bindingEmily E Scott
Department of Pharmacology and Toxicology, University of Texas Medical Branch, Galveston 77555 1031, USA
J Biol Chem 279:27294-301. 2004..Comparison of the 2B4/CPI complex with the open 2B4 structure yields insights into the dynamics involved in substrate access, tight inhibitor binding, and coordination of substrate and redox partner binding...- Structures of cytochrome P450 3A4Emily E Scott
Department of Medicinal Chemistry, University of Kansas, Lawrence, KS 66045 7582, USA
Trends Biochem Sci 30:5-7. 2005.... - An open conformation of mammalian cytochrome P450 2B4 at 1.6-A resolutionEmily E Scott
Department of Pharmacology and Toxicology, University of Texas Medical Branch, Galveston, TX 77555 1031, USA
Proc Natl Acad Sci U S A 100:13196-201. 2003..This conformational flexibility is likely to facilitate substrate access, metabolic versatility, and product egress... - A rational approach to Re-engineer cytochrome P450 2B1 regioselectivity based on the crystal structure of cytochrome P450 2C5Santosh Kumar
Department of Pharmacology and Toxicology, University of Texas Medical Branch, Galveston, Texas 77555 1031, USA
J Biol Chem 278:17178-84. 2003.... - Functional role of residues in the helix B' region of cytochrome P450 2B1Wataru Honma
Department of Pharmacology and Toxicology, University of Texas Medical Branch, 301 University Blvd, Galveston, TX 77555 1031, USA
Arch Biochem Biophys 435:157-65. 2005..The findings suggest that residues in the helix B' region affect regio- and stereoselective oxidation in P450 family 2 enzymes as well as substrate entry... - Structures of human cytochrome P-450 2E1. Insights into the binding of inhibitors and both small molecular weight and fatty acid substratesPatrick R Porubsky
Department of Medicinal Chemistry, The University of Kansas, Lawrence, Kansas 66045, USA
J Biol Chem 283:33698-707. 2008..Thus, these structures provide insights into the ability of CYP2E1 to effectively bind and metabolize both small molecule substrates and fatty acids... - Crystal structure of histamine dehydrogenase from Nocardioides simplexTimothy Reed
Department of Chemistry, The University of Kansas, Lawrence, Kansas 66045, USA
J Biol Chem 285:25782-91. 2010..We use this structure to propose the binding mode for histamine in the active site of HADH through molecular modeling and to compare the interactions to those observed for other histamine-binding proteins whose structures are known... - Human cytochrome P450 2E1 structures with fatty acid analogs reveal a previously unobserved binding modePatrick R Porubsky
Department of Medicinal Chemistry, The University of Kansas, Lawrence, Kansas 66045, USA
J Biol Chem 285:22282-90. 2010..Instead of the BM3-like binding mode in the CYP2E1 channel, these structures reveal interactions between the fatty acid carboxylates and several residues in the F, G, and B' helices at successive distances from the active site... - Key residues controlling phenacetin metabolism by human cytochrome P450 2A enzymesNatasha M DeVore
Department of Medicinal Chemistry, University of Kansas, 1251 Wescoe Hall Dr, Lawrence, KS 66045, USA
Drug Metab Dispos 36:2582-90. 2008..8 min(-1)). A 2.15 A crystal structure of the mutant CYP2A6 I208S/I300F/G301A/S369G protein with phenacetin in the active site provided a structural rationale for the differences in phenacetin metabolism between CYP2A6 and CYP2A13... - p-dimethylaminocinnamaldehyde derivatization for colorimetric detection and HPLC-UV/vis-MS/MS identification of indolesPatrick R Porubsky
Department of Medicinal Chemistry, University of Kansas, 1251 Wescoe Hall Dr, Lawrence, KS 66045, USA
Arch Biochem Biophys 475:14-7. 2008..The ligand in the crystallized protein was identified as unsubstituted indole, which facilitated refinement of two alternate conformations in the CYP2A13 crystal structure active site... - Structure of the human lung cytochrome P450 2A13Brian D Smith
Department of Medicinal Chemistry, University of Kansas, Lawrence, Kansas 66045, USA
J Biol Chem 282:17306-13. 2007..In addition, docking studies suggest that residues 365 and 366 may also contribute to differences in NNK metabolism... - Mutagenesis and molecular dynamics suggest structural and functional roles for residues in the N-terminal portion of the cytochrome P450 2B1 I helixEmily E Scott
Department of Pharmacology and Toxicology, University of Texas Medical Branch, 301 University Blvd, Galveston, TX 77555 1031, USA
Arch Biochem Biophys 423:266-76. 2004..Sensitivity of holoprotein formation to substitution and effects on substrate binding and metabolism suggest structural and functional roles for residues in the N-terminus of the cytochrome P450 2B1 I helix... - Expression, purification, crystallization and preliminary X-ray studies of a prolyl-4-hydroxylase protein from Bacillus anthracisMegen A Miller
Department of Chemistry, The University of Kansas, 1251 Wescoe Hall Drive, Lawrence, KS 66045, USA
Acta Crystallogr Sect F Struct Biol Cryst Commun 64:788-91. 2008..X-ray diffraction data of selenomethionine-labeled anthrax-P4H recombinantly expressed in Escherichia coli have been collected to 1.4 A resolution... - Crystal structure of prolyl 4-hydroxylase from Bacillus anthracisMegen A Culpepper
Department of Chemistry, University of Kansas, 1251 Wescoe Hall Drive, Lawrence, Kansas 66045, USA
Biochemistry 49:124-33. 2010..Thus, the anthrax P4H structure provides insight into the structure and function of the alpha-subunit of human P4H, which may aid in the development of selective inhibitors of the human P4H enzyme involved in fibrotic disease... - Substrate routes to the buried active site may vary among cytochromes P450: mutagenesis of the F-G region in P450 2B1Emily E Scott
Department of Pharmacology and Toxicology, University of Texas Medical Branch, Galveston 77555, USA
Chem Res Toxicol 15:1407-13. 2002..The minimal changes in 2B1 do not support access via the F-G region of 2B1 and suggest the alternate access route identified in P450 51... - Expression, purification, crystallization and preliminary X-ray studies of histamine dehydrogenase from Nocardioides simplexTimothy M Reed
Department of Chemistry, The University of Kansas, 1251 Wescoe Hall Drive, Lawrence, KS 66045, USA
Acta Crystallogr Sect F Struct Biol Cryst Commun 64:785-7. 2008..Diffraction data were collected to 2.7 A resolution at the SSRL synchrotron with 99.7% completeness. The crystals belonged to the orthorhombic space group P2(1)2(1)2(1), with unit-cell parameters a = 101.14, b = 107.03, c = 153.35 A... - Possible pathway(s) of testosterone egress from the active site of cytochrome P450 2B1: a steered molecular dynamics simulationWeihua Li
Center for Drug Discovery and Design, State Key Laboratory of Drug Research, Shanghai Institute of Materia Medica, Chinese Academy of Sciences, Shanghai 201203, China
Drug Metab Dispos 33:910-9. 2005..Phe115 acts as a gatekeeper for channel 2. These results are in agreement with previous site-directed mutagenesis experiments...
Research Grants
- Structural Basis of Cytochrome P450 2A13 ActivityEmily Scott; Fiscal Year: 2007..These differences could be exploited to understand differences in cancer risk between individuals and to develop methods to prevent tobacco-associated lung cancer. ..
- Structural Basis of Cytochrome P450 2A13 ActivityEmily E Scott; Fiscal Year: 2010..These differences could be exploited to understand differences in cancer risk between individuals and to develop methods to prevent tobacco-associated lung cancer. ..