Julie A. Kovacs, Ph.D. - Publications

Affiliations: 
Chemistry University of Washington, Seattle, Seattle, WA 
Area:
Bioinorganic Chemistry
Website:
http://depts.washington.edu/chem/people/faculty/kovacs.html

51 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2020 Coggins MK, Downing AN, Kaminsky W, Kovacs JA. Comparison of two MnMn-bis-μ-oxo complexes {[Mn(N(6-Me-DPEN))](μ-O)} and {[Mn(N(6-Me-DPPN))](μ-O)}. Acta Crystallographica. Section E, Crystallographic Communications. 76: 1042-1046. PMID 32695449 DOI: 10.1107/S2056989020004557  1
2019 Poon PCY, Dedushko MA, Sun X, Yang G, Toledo S, Hayes EC, Johansen A, Piquette MC, Rees JA, Stoll S, Rybak-Akimova E, Kovacs JA. How Metal Ion Lewis Acidity and Steric Properties Influence the Barrier to Dioxygen Binding, Peroxo O-O Bond Cleavage, and Reactivity. Journal of the American Chemical Society. PMID 31480847 DOI: 10.1021/jacs.9b04729  1
2019 Dedushko MA, Schweitzer D, Blakely MN, Swartz RD, Kaminsky W, Kovacs JA. Geometric and electronic structure of a crystallographically characterized thiolate-ligated binuclear peroxo-bridged cobalt(III) complex. Journal of Biological Inorganic Chemistry : Jbic : a Publication of the Society of Biological Inorganic Chemistry. PMID 31342141 DOI: 10.1007/s00775-019-01686-x  1
2019 Blakely MN, Dedushko MA, Poon PCY, Villar-Acevedo G, Kovacs JA. Formation of a Reactive, Alkyl Thiolate-Ligated Fe(III)-Superoxo Intermediate Derived from Dioxygen. Journal of the American Chemical Society. PMID 30661357 DOI: 10.1021/jacs.8b12670  1
2018 Leipzig BK, Rees JA, Kowalska JK, Theisen RM, Kavčič M, Poon PCY, Kaminsky W, DeBeer S, Bill E, Kovacs JA. How Do Ring Size and π-Donating Thiolate Ligands Affect Redox-Active, α-Imino-N-heterocycle Ligand Activation? Inorganic Chemistry. PMID 29411979 DOI: 10.1021/acs.inorgchem.7b02748  1
2017 Kowalska JK, Nayyar B, Rees JA, Schiewer CE, Lee SC, Kovacs JA, Meyer F, Weyhermüller T, Otero E, DeBeer S. Iron L2,3-Edge X-ray Absorption and X-ray Magnetic Circular Dichroism Studies of Molecular Iron Complexes with Relevance to the FeMoco and FeVco Active Sites of Nitrogenase. Inorganic Chemistry. PMID 28653855 DOI: 10.1021/acs.inorgchem.7b00852  1
2017 Rees JA, Bjornsson R, Kowalska JK, Lima FA, Schlesier J, Sippel D, Weyhermüller T, Einsle O, Kovacs JA, DeBeer S. Comparative electronic structures of nitrogenase FeMoco and FeVco. Dalton Transactions (Cambridge, England : 2003). PMID 28154874 DOI: 10.1039/c7dt00128b  1
2016 Villar-Acevedo G, Lugo-Mas P, Blakely MN, Rees JA, Ganas AS, Hanada EM, Kaminsky W, Kovacs JA. Metal-Assisted Oxo Atom Addition to an Fe(III) Thiolate. Journal of the American Chemical Society. PMID 28033001 DOI: 10.1021/jacs.6b03512  1
2015 Kovacs JA. Tuning the Relative Stability and Reactivity of Manganese Dioxygen and Peroxo Intermediates via Systematic Ligand Modification. Accounts of Chemical Research. 48: 2744-53. PMID 26335158 DOI: 10.1021/acs.accounts.5b00260  1
2015 Rees JA, Martin-Diaconescu V, Kovacs JA, DeBeer S. X-ray Absorption and Emission Study of Dioxygen Activation by a Small-Molecule Manganese Complex. Inorganic Chemistry. 54: 6410-22. PMID 26061165 DOI: 10.1021/acs.inorgchem.5b00699  1
2015 Brines LM, Coggins MK, Poon PC, Toledo S, Kaminsky W, Kirk ML, Kovacs JA. Water-soluble Fe(II)-H2O complex with a weak O-H bond transfers a hydrogen atom via an observable monomeric Fe(III)-OH. Journal of the American Chemical Society. 137: 2253-64. PMID 25611075 DOI: 10.1021/ja5068405  1
2013 Coggins MK, Toledo S, Kovacs JA. Isolation and characterization of a dihydroxo-bridged iron(III,III)(μ-OH)2 diamond core derived from dioxygen. Inorganic Chemistry. 52: 13325-31. PMID 24229319 DOI: 10.1021/ic4010906  1
2013 Coggins MK, Brines LM, Kovacs JA. Synthesis and structural characterization of a series of Mn(III)OR complexes, including a water-soluble Mn(III)OH that promotes aerobic hydrogen-atom transfer. Inorganic Chemistry. 52: 12383-93. PMID 24156315 DOI: 10.1021/ic401234t  1
2013 Coggins MK, Sun X, Kwak Y, Solomon EI, Rybak-Akimova E, Kovacs JA. Characterization of metastable intermediates formed in the reaction between a Mn(II) complex and dioxygen, including a crystallographic structure of a binuclear Mn(III)-peroxo species. Journal of the American Chemical Society. 135: 5631-40. PMID 23470101 DOI: 10.1021/ja311166u  1
2013 Coggins MK, Martin-Diaconescu V, DeBeer S, Kovacs JA. Correlation between structural, spectroscopic, and reactivity properties within a series of structurally analogous metastable manganese(III)-alkylperoxo complexes. Journal of the American Chemical Society. 135: 4260-72. PMID 23432090 DOI: 10.1021/ja308915x  1
2012 Coggins MK, Toledo S, Shaffer E, Kaminsky W, Shearer J, Kovacs JA. Characterization and dioxygen reactivity of a new series of coordinatively unsaturated thiolate-ligated manganese(II) complexes. Inorganic Chemistry. 51: 6633-44. PMID 22642272 DOI: 10.1021/ic300192q  1
2011 Coggins MK, Kovacs JA. Structural and spectroscopic characterization of metastable thiolate-ligated manganese(III)-alkylperoxo species. Journal of the American Chemical Society. 133: 12470-3. PMID 21776951 DOI: 10.1021/ja205520u  1
2011 Swartz RD, Coggins MK, Kaminsky W, Kovacs JA. Nitrile hydration by thiolate- and alkoxide-ligated Co-NHase analogues. Isolation of Co(III)-amidate and Co(III)-iminol intermediates. Journal of the American Chemical Society. 133: 3954-63. PMID 21351789 DOI: 10.1021/ja108749f  1
2011 Nam E, Alokolaro PE, Swartz RD, Gleaves MC, Pikul J, Kovacs JA. Investigation of the mechanism of formation of a thiolate-ligated Fe(III)-OOH. Inorganic Chemistry. 50: 1592-602. PMID 21284379 DOI: 10.1021/ic101776m  1
2011 Villar-Acevedo G, Nam E, Fitch S, Benedict J, Freudenthal J, Kaminsky W, Kovacs JA. Influence of thiolate ligands on reductive N-O bond activation. Probing the O2(-) binding site of a biomimetic superoxide reductase analogue and examining the proton-dependent reduction of nitrite. Journal of the American Chemical Society. 133: 1419-27. PMID 21207999 DOI: 10.1021/ja107551u  1
2011 Sun N, Liu LV, Dey A, Villar-Acevedo G, Kovacs JA, Darensbourg MY, Hodgson KO, Hedman B, Solomon EI. S K-edge X-ray absorption spectroscopy and density functional theory studies of high and low spin {FeNO}7 thiolate complexes: exchange stabilization of electron delocalization in {FeNO}7 and {FeO2}8. Inorganic Chemistry. 50: 427-36. PMID 21158471 DOI: 10.1021/ic1006378  1
2008 Brines LM, Villar-Acevedo G, Kitagawa T, Swartz RD, Lugo-Mas P, Kaminsky W, Benedict JB, Kovacs JA. Comparison of Structurally-Related Alkoxide, Amine, and Thiolate-Ligated M (M= Fe, Co) Complexes: the Influence of Thiolates on the Properties of Biologically Relevant Metal Complexes. Inorganica Chimica Acta. 361: 1070-1078. PMID 21731109 DOI: 10.1016/j.ica.2007.07.038  1
2008 Lugo-Mas P, Taylor W, Schweitzer D, Theisen RM, Xu L, Shearer J, Swartz RD, Gleaves MC, Dipasquale A, Kaminsky W, Kovacs JA. Properties of square-pyramidal alkyl-thiolate Fe(III) complexes, including an analogue of the unmodified form of nitrile hydratase. Inorganic Chemistry. 47: 11228-36. PMID 18989922 DOI: 10.1021/ic801704n  1
2007 Brines LM, Shearer J, Fender JK, Schweitzer D, Shoner SC, Barnhart D, Kaminsky W, Lovell S, Kovacs JA. Periodic trends within a series of five-coordinate thiolate-ligated [MII(SMe2N4(tren))]+ (M = Mn, Fe, Co, Ni, Cu, Zn) complexes, including a rare example of a stable CuII-thiolate. Inorganic Chemistry. 46: 9267-77. PMID 17867686 DOI: 10.1021/ic701433p  1
2007 Kovacs JA, Brines LM. Understanding how the thiolate sulfur contributes to the function of the non-heme iron enzyme superoxide reductase. Accounts of Chemical Research. 40: 501-9. PMID 17536780 DOI: 10.1021/ar600059h  1
2007 Brines LM, Kovacs JA. Understanding the mechanism of superoxide reductase promoted reduction of superoxide European Journal of Inorganic Chemistry. 29-38. DOI: 10.1002/ejic.200600461  1
2006 Kitagawa T, Dey A, Lugo-Mas P, Benedict JB, Kaminsky W, Solomon E, Kovacs JA. A functional model for the cysteinate-ligated non-heme iron enzyme superoxide reductase (SOR). Journal of the American Chemical Society. 128: 14448-9. PMID 17090014 DOI: 10.1021/ja064870d  1
2006 Lugo-Mas P, Dey A, Xu L, Davin SD, Benedict J, Kaminsky W, Hodgson KO, Hedman B, Solomon EI, Kovacs JA. How does single oxygen atom addition affect the properties of an Fe-nitrile hydratase analogue? The compensatory role of the unmodified thiolate. Journal of the American Chemical Society. 128: 11211-21. PMID 16925440 DOI: 10.1021/ja062706k  1
2006 Dey A, Chow M, Taniguchi K, Lugo-Mas P, Davin S, Maeda M, Kovacs JA, Odaka M, Hodgson KO, Hedman B, Solomon EI. Sulfur K-edge XAS and DFT calculations on nitrile hydratase: geometric and electronic structure of the non-heme iron active site. Journal of the American Chemical Society. 128: 533-41. PMID 16402841 DOI: 10.1021/ja0549695  1
2005 Kennepohl P, Neese F, Schweitzer D, Jackson HL, Kovacs JA, Solomon EI. Spectroscopy of non-heme iron thiolate complexes: insight into the electronic structure of the low-spin active site of nitrile hydratase. Inorganic Chemistry. 44: 1826-36. PMID 15762709 DOI: 10.1021/ic0487068  1
2005 Theisen RM, Kovacs JA. Role of protons in superoxide reduction by a superoxide reductase analogue. Inorganic Chemistry. 44: 1169-71. PMID 15732947 DOI: 10.1021/ic048818z  1
2004 Chohan BS, Shoner SC, Kovacs JA, Maroney MJ. Ligand oxidations in high-spin nickel thiolate complexes and zinc analogues. Inorganic Chemistry. 43: 7726-34. PMID 15554637 DOI: 10.1021/ic049110n  1
2004 Theisen RM, Shearer J, Kaminsky W, Kovacs JA. Steric and electronic control over the reactivity of a thiolate-ligated Fe(II) complex with dioxygen and superoxide: reversible mu-oxo dimer formation. Inorganic Chemistry. 43: 7682-90. PMID 15554633 DOI: 10.1021/ic0491884  1
2003 Shearer J, Kaminsky W, Kovacs JA. A chloride ion contained in a cobalt 'claw': [Co3(DADIT)3]Cl(PF6)2. Acta Crystallographica. Section C, Crystal Structure Communications. 59: m379-80. PMID 12944651  1
2003 Shearer J, Fitch SB, Kaminsky W, Benedict J, Scarrow RC, Kovacs JA. How does cyanide inhibit superoxide reductase? Insight from synthetic FeIIIN4S model complexes. Proceedings of the National Academy of Sciences of the United States of America. 100: 3671-6. PMID 12655068 DOI: 10.1073/pnas.0637029100  1
2003 Kovacs JA. Biochemistry. How iron activates O2. Science (New York, N.Y.). 299: 1024-5. PMID 12586930 DOI: 10.1126/science.1081792  0.01
2002 Shearer J, Scarrow RC, Kovacs JA. Synthetic models for the cysteinate-ligated non-heme iron enzyme superoxide reductase: observation and structural characterization by XAS of an Fe(III)-OOH intermediate. Journal of the American Chemical Society. 124: 11709-17. PMID 12296737  1
2002 Shearer J, Jackson HL, Schweitzer D, Rittenberg DK, Leavy TM, Kaminsky W, Scarrow RC, Kovacs JA. The first example of a nitrile hydratase model complex that reversibly binds nitriles. Journal of the American Chemical Society. 124: 11417-28. PMID 12236756 DOI: 10.1021/ja012555f  1
2002 Schweitzer D, Shearer J, Rittenberg DK, Shoner SC, Ellison JJ, Loloee R, Lovell S, Barnhart D, Kovacs JA. Enhancing reactivity via structural distortion. Inorganic Chemistry. 41: 3128-36. PMID 12054991 DOI: 10.1021/ic0109187  1
2002 Shearer J, Lai J, Jacobs DL, Kovacs JA. Preparation and properties of [NiII(BEES)(Cl)](BPh4): A NiII complex in a mixed nitrogen/thioether coordination environment Inorganica Chimica Acta. 336: 61-64. DOI: 10.1016/S0020-1693(02)00878-2  1
2001 Shearer J, Nehring J, Lovell S, Kaminsky W, Kovacs JA. Modeling the reactivity of superoxide reducing metalloenzymes with a nitrogen and sulfur coordinated iron complex Inorganic Chemistry. 40: 5483-5484. PMID 11599942 DOI: 10.1021/ic010221l  1
2001 Shearer J, Kung IY, Lovell S, Kaminsky W, Kovacs JA. Why is there an "inert" metal center in the active site of nitrile hydratase? Reactivity and ligand dissociation from a five-coordinate Co(III) nitrile hydratase model Journal of the American Chemical Society. 123: 463-468. PMID 11456548 DOI: 10.1021/ja002642s  1
2001 Jackson HL, Shoner SC, Rittenberg D, Cowen JA, Lovell S, Barnhart D, Kovacs JA. Probing the influence of local coordination environment on the properties of Fe-type nitrile hydratase model complexes. Inorganic Chemistry. 40: 1646-53. PMID 11261975 DOI: 10.1021/ic001271d  1
2000 Shearer J, Kung IY, Lovell S, Kovacs JA. A Co(III) complex in a mixed sulfur/nitrogen ligand environment: Modeling the substrate- and product-bound forms of the metalloenzyme thiocyanate hydrolase Inorganic Chemistry. 39: 4998-4999. PMID 11233193 DOI: 10.1021/ic0005689  1
2000 Kung I, Schweitzer D, Shearer J, Taylor WD, Jackson HL, Lovell S, Kovacs JA. How do oxidized thiolate ligands affect the electronic and reactivity properties of a nitrile hydratase model compound? [1] Journal of the American Chemical Society. 122: 8299-8300. DOI: 10.1021/ja0017561  1
1998 Schweitzer D, Ellison JJ, Shoner SC, Lovell S, Kovacs JA. A synthetic model for the NO-inactivated form of nitrile hydratase [11] Journal of the American Chemical Society. 120: 10996-10997. DOI: 10.1021/ja981117e  1
1998 Scarrow RC, Strickler BS, Ellison JJ, Shoner SC, Kovacs JA, Cummings JG, Nelson MJ. X-ray spectroscopy of nitric oxide binding to iron in inactive nitrile hydratase and a synthetic model compound Journal of the American Chemical Society. 120: 9237-9245. DOI: 10.1021/ja973291t  1
1998 Ellison JJ, Nienstedt A, Shoner SC, Barnhart D, Cowen JA, Kovacs JA. Reactivity of five-coordinate models for the thiolate-ligated Fe site of nitrile hydratase Journal of the American Chemical Society. 120: 5691-5700. DOI: 10.1021/ja973129q  1
1995 Kovacs JA, Shoner SC, Ellison JJ. Metal-carbon bonds in nature. Science (New York, N.Y.). 270: 587-8. PMID 7570015 DOI: 10.1126/science.270.5236.587  1
1990 Lindahl PA, Kovacs JA. Reactivities and biological functions of iron-sulfur clusters Journal of Cluster Science. 1: 29-73. DOI: 10.1007/BF00703585  1
1987 Kovacs JA, Bashkin JK, Holm RH. [Fe2S2(CO)6]2- as a cluster precursor: synthesis and structure of [MoFe3S6(CO)6]2- and oxidative decarbonylation to a persulfide-bridged MoFe3S4 double cubane Polyhedron. 6: 1445-1456. DOI: 10.1016/S0277-5387(00)80908-0  1
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