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Items: 1 to 50 of 288

1.

Kinetic results for mutations of conserved residues H304 and R309 of human sulfite oxidase point to mechanistic complexities.

Davis AC, Johnson-Winters K, Arnold AR, Tollin G, Enemark JH.

Metallomics. 2014 Sep;6(9):1664-70. doi: 10.1039/c4mt00099d.

2.

Probing the role of a conserved salt bridge in the intramolecular electron transfer kinetics of human sulfite oxidase.

Johnson-Winters K, Davis AC, Arnold AR, Berry RE, Tollin G, Enemark JH.

J Biol Inorg Chem. 2013 Aug;18(6):645-53. doi: 10.1007/s00775-013-1010-8. Epub 2013 Jun 19.

PMID:
23779234
3.

Kinetic and thermodynamic effects of mutations of human sulfite oxidase.

Rajapakshe A, Tollin G, Enemark JH.

Chem Biodivers. 2012 Sep;9(9):1621-34. doi: 10.1002/cbdv.201200010. Review. No abstract available.

4.

Effects of mutating aromatic surface residues of the heme domain of human sulfite oxidase on its heme midpoint potential, intramolecular electron transfer, and steady-state kinetics.

Davis AC, Cornelison MJ, Meyers KT, Rajapakshe A, Berry RE, Tollin G, Enemark JH.

Dalton Trans. 2013 Mar 7;42(9):3043-9. doi: 10.1039/c2dt31508d. Epub 2012 Sep 14.

PMID:
22975842
5.

Intramolecular electron transfer in sulfite-oxidizing enzymes: probing the role of aromatic amino acids.

Rajapakshe A, Meyers KT, Berry RE, Tollin G, Enemark JH.

J Biol Inorg Chem. 2012 Mar;17(3):345-52. doi: 10.1007/s00775-011-0856-x. Epub 2011 Nov 5.

PMID:
22057690
6.

Intraprotein electron transfer between the FMN and heme domains in endothelial nitric oxide synthase holoenzyme.

Feng C, Taiakina V, Ghosh DK, Guillemette JG, Tollin G.

Biochim Biophys Acta. 2011 Dec;1814(12):1997-2002. doi: 10.1016/j.bbapap.2011.08.004. Epub 2011 Aug 16.

7.

Role of an isoform-specific substrate access channel residue in CO ligand accessibilities of neuronal and inducible nitric oxide synthase isoforms.

Feng C, Fan W, Ghosh DK, Tollin G.

Biochim Biophys Acta. 2011 Mar;1814(3):405-8. doi: 10.1016/j.bbapap.2010.11.007. Epub 2010 Dec 10.

8.

Effects of large-scale amino acid substitution in the polypeptide tether connecting the heme and molybdenum domains on catalysis in human sulfite oxidase.

Johnson-Winters K, Nordstrom AR, Davis AC, Tollin G, Enemark JH.

Metallomics. 2010 Nov;2(11):766-70. doi: 10.1039/c0mt00021c. Epub 2010 Sep 20.

PMID:
21072368
9.

Electron transfer in a human inducible nitric oxide synthase oxygenase/FMN construct co-expressed with the N-terminal globular domain of calmodulin.

Feng C, Fan W, Dupont A, Guy Guillemette J, Ghosh DK, Tollin G.

FEBS Lett. 2010 Oct 22;584(20):4335-8. doi: 10.1016/j.febslet.2010.09.028. Epub 2010 Sep 23.

10.

Elucidating the catalytic mechanism of sulfite oxidizing enzymes using structural, spectroscopic, and kinetic analyses.

Johnson-Winters K, Tollin G, Enemark JH.

Biochemistry. 2010 Aug 31;49(34):7242-54. doi: 10.1021/bi1008485. Review.

11.

Effects of interdomain tether length and flexibility on the kinetics of intramolecular electron transfer in human sulfite oxidase.

Johnson-Winters K, Nordstrom AR, Emesh S, Astashkin AV, Rajapakshe A, Berry RE, Tollin G, Enemark JH.

Biochemistry. 2010 Feb 16;49(6):1290-6. doi: 10.1021/bi9020296.

12.

Functional selectivity in cannabinoid signaling.

Varga EV, Georgieva T, Tumati S, Alves I, Salamon Z, Tollin G, Yamamura HI, Roeske WR.

Curr Mol Pharmacol. 2008 Nov;1(3):273-84. Review.

PMID:
20021440
13.

Regulation of interdomain electron transfer in the NOS output state for NO production.

Feng C, Tollin G.

Dalton Trans. 2009 Sep 14;(34):6692-700. doi: 10.1039/b902884f. Epub 2009 Jun 17.

14.

Chapter 6. Plasmon resonance methods in membrane protein biology applications to GPCR signaling.

Salamon Z, Tollin G, Alves I, Hruby V.

Methods Enzymol. 2009;461:123-46. doi: 10.1016/S0076-6879(09)05406-8.

PMID:
19480917
15.

Plasmon-waveguide resonance studies of ligand binding to integral proteins in membrane fragments derived from bacterial and mammalian cells.

Salamon Z, Fitch J, Cai M, Tumati S, Navratilova E, Tollin G.

Anal Biochem. 2009 Apr 1;387(1):95-101. doi: 10.1016/j.ab.2009.01.019. Epub 2009 Jan 19.

16.

Use of plasmon waveguide resonance (PWR) spectroscopy for examining binding, signaling and lipid domain partitioning of membrane proteins.

Hruby VJ, Alves I, Cowell S, Salamon Z, Tollin G.

Life Sci. 2010 Apr 10;86(15-16):569-74. doi: 10.1016/j.lfs.2009.02.027. Epub 2009 Mar 20.

PMID:
19281827
17.

Intramolecular electron transfer in sulfite-oxidizing enzymes: elucidating the role of a conserved active site arginine.

Emesh S, Rapson TD, Rajapakshe A, Kappler U, Bernhardt PV, Tollin G, Enemark JH.

Biochemistry. 2009 Mar 17;48(10):2156-63. doi: 10.1021/bi801553q.

18.

The interaction of cell-penetrating peptides with lipid model systems and subsequent lipid reorganization: thermodynamic and structural characterization.

Alves ID, Correia I, Jiao CY, Sachon E, Sagan S, Lavielle S, Tollin G, Chassaing G.

J Pept Sci. 2009 Mar;15(3):200-9. doi: 10.1002/psc.1070.

PMID:
18985709
19.

Binding of YC-1 or BAY 41-2272 to soluble guanylyl cyclase induces a geminate phase in CO photolysis.

Hu X, Feng C, Hazzard JT, Tollin G, Montfort WR.

J Am Chem Soc. 2008 Nov 26;130(47):15748-9. doi: 10.1021/ja804103y.

20.

Intraprotein electron transfer in inducible nitric oxide synthase holoenzyme.

Feng C, Dupont AL, Nahm NJ, Spratt DE, Hazzard JT, Weinberg JB, Guillemette JG, Tollin G, Ghosh DK.

J Biol Inorg Chem. 2009 Jan;14(1):133-42. doi: 10.1007/s00775-008-0431-2. Epub 2008 Oct 2.

21.

Deletion of the autoregulatory insert modulates intraprotein electron transfer in rat neuronal nitric oxide synthase.

Feng C, Roman LJ, Hazzard JT, Ghosh DK, Tollin G, Masters BS.

FEBS Lett. 2008 Aug 6;582(18):2768-72. doi: 10.1016/j.febslet.2008.07.005. Epub 2008 Jul 14.

22.

Plasmon-waveguide resonance spectroscopy studies of lateral segregation in solid-supported proteolipid bilayers.

Salamon Z, Devanathan S, Tollin G.

Methods Mol Biol. 2007;398:159-78. doi: 10.1007/978-1-59745-513-8_12.

PMID:
18214380
23.

Unique agonist-bound cannabinoid CB1 receptor conformations indicate agonist specificity in signaling.

Georgieva T, Devanathan S, Stropova D, Park CK, Salamon Z, Tollin G, Hruby VJ, Roeske WR, Yamamura HI, Varga E.

Eur J Pharmacol. 2008 Feb 26;581(1-2):19-29. Epub 2007 Nov 28.

24.
25.
26.

Sulfite oxidizing enzymes.

Feng C, Tollin G, Enemark JH.

Biochim Biophys Acta. 2007 May;1774(5):527-39. Epub 2007 Mar 20. Review.

27.

Direct measurement by laser flash photolysis of intraprotein electron transfer in a rat neuronal nitric oxide synthase.

Feng C, Tollin G, Hazzard JT, Nahm NJ, Guillemette JG, Salerno JC, Ghosh DK.

J Am Chem Soc. 2007 May 2;129(17):5621-9. Epub 2007 Apr 11.

PMID:
17425311
28.

New paradigms and tools in drug design for pain and addiction.

Hruby VJ, Porreca F, Yamamura HI, Tollin G, Agnes RS, Lee YS, Cai M, Alves I, Cowell S, Varga E, Davis P, Salamon Z, Roeske W, Vanderah T, Lai J.

AAPS J. 2006 Jul 14;8(3):E450-60. Review.

29.

Kinetic and structural evidence for the importance of Tyr236 for the integrity of the Mo active site in a bacterial sulfite dehydrogenase.

Kappler U, Bailey S, Feng C, Honeychurch MJ, Hanson GR, Bernhardt PV, Tollin G, Enemark JH.

Biochemistry. 2006 Aug 15;45(32):9696-705.

PMID:
16893171
30.

Intraprotein electron transfer in a two-domain construct of neuronal nitric oxide synthase: the output state in nitric oxide formation.

Feng C, Tollin G, Holliday MA, Thomas C, Salerno JC, Enemark JH, Ghosh DK.

Biochemistry. 2006 May 23;45(20):6354-62.

PMID:
16700546
31.
32.

The two NK-1 binding sites correspond to distinct, independent, and non-interconvertible receptor conformational states as confirmed by plasmon-waveguide resonance spectroscopy.

Alves ID, Delaroche D, Mouillac B, Salamon Z, Tollin G, Hruby VJ, Lavielle S, Sagan S.

Biochemistry. 2006 Apr 25;45(16):5309-18.

33.

Direct measurement by laser flash photolysis of intramolecular electron transfer in a two-domain construct of murine inducible nitric oxide synthase.

Feng C, Thomas C, Holliday MA, Tollin G, Salerno JC, Ghosh DK, Enemark JH.

J Am Chem Soc. 2006 Mar 22;128(11):3808-11.

PMID:
16536556
34.

The pathogenic human sulfite oxidase mutants G473D and A208D are defective in intramolecular electron transfer.

Feng C, Wilson HL, Tollin G, Astashkin AV, Hazzard JT, Rajagopalan KV, Enemark JH.

Biochemistry. 2005 Oct 25;44(42):13734-43.

PMID:
16229463
35.

Ligand modulation of lateral segregation of a G-protein-coupled receptor into lipid microdomains in sphingomyelin/phosphatidylcholine solid-supported bilayers.

Alves ID, Salamon Z, Hruby VJ, Tollin G.

Biochemistry. 2005 Jun 28;44(25):9168-78. Erratum in: Biochemistry. 2006 Mar 28;45(12):4044.

36.

Subpicomolar sensing of delta-opioid receptor ligands by molecular-imprinted polymers using plasmon-waveguide resonance spectroscopy.

Devanathan S, Salamon Z, Nagar A, Narang S, Schleich D, Darman P, Hruby V, Tollin G.

Anal Chem. 2005 Apr 15;77(8):2569-74.

PMID:
15828795
37.

Glycopeptides related to beta-endorphin adopt helical amphipathic conformations in the presence of lipid bilayers.

Dhanasekaran M, Palian MM, Alves I, Yeomans L, Keyari CM, Davis P, Bilsky EJ, Egleton RD, Yamamura HI, Jacobsen NE, Tollin G, Hruby VJ, Porreca F, Polt R.

J Am Chem Soc. 2005 Apr 20;127(15):5435-48.

PMID:
15826181
38.

Rhodopsin reconstituted into a planar-supported lipid bilayer retains photoactivity after cross-linking polymerization of lipid monomers.

Subramaniam V, Alves ID, Salgado GF, Lau PW, Wysocki RJ Jr, Salamon Z, Tollin G, Hruby VJ, Brown MF, Saavedra SS.

J Am Chem Soc. 2005 Apr 20;127(15):5320-1.

PMID:
15826160
39.

Plasmon-waveguide resonance studies of lateral segregation of lipids and proteins into microdomains (rafts) in solid-supported bilayers.

Salamon Z, Devanathan S, Alves ID, Tollin G.

J Biol Chem. 2005 Mar 25;280(12):11175-84. Epub 2005 Jan 24.

40.

Inhibition of intramolecular electron transfer in ascorbate oxidase by Ag+: redox state dependent binding.

Santagostini L, Gullotti M, Hazzard JT, Maritano S, Tollin G, Marchesini A.

J Inorg Biochem. 2005 Feb;99(2):600-5.

PMID:
15621294
41.

Binding of oxidized and reduced cytochrome c2 to photosynthetic reaction centers: plasmon-waveguide resonance spectroscopy.

Devanathan S, Salamon Z, Tollin G, Fitch J, Meyer TE, Cusanovich MA.

Biochemistry. 2004 Dec 28;43(51):16405-15.

PMID:
15610035
42.
43.

Phosphatidylethanolamine enhances rhodopsin photoactivation and transducin binding in a solid supported lipid bilayer as determined using plasmon-waveguide resonance spectroscopy.

Alves ID, Salgado GF, Salamon Z, Brown MF, Tollin G, Hruby VJ.

Biophys J. 2005 Jan;88(1):198-210. Epub 2004 Oct 22. Erratum in: Biophys J. 2006 Jan 15;90(2):709.

44.

Selectivity, cooperativity, and reciprocity in the interactions between the delta-opioid receptor, its ligands, and G-proteins.

Alves ID, Ciano KA, Boguslavski V, Varga E, Salamon Z, Yamamura HI, Hruby VJ, Tollin G.

J Biol Chem. 2004 Oct 22;279(43):44673-82. Epub 2004 Aug 17. Erratum in: J Biol Chem. 2005 Dec 2;280(48):40384.

45.

Role of the C-terminal tyrosine of ferredoxin-nicotinamide adenine dinucleotide phosphate reductase in the electron transfer processes with its protein partners ferredoxin and flavodoxin.

Nogués I, Tejero J, Hurley JK, Paladini D, Frago S, Tollin G, Mayhew SG, Gómez-Moreno C, Ceccarelli EA, Carrillo N, Medina M.

Biochemistry. 2004 May 25;43(20):6127-37.

PMID:
15147197
46.

Different structural states of the proteolipid membrane are produced by ligand binding to the human delta-opioid receptor as shown by plasmon-waveguide resonance spectroscopy.

Alves ID, Cowell SM, Salamon Z, Devanathan S, Tollin G, Hruby VJ.

Mol Pharmacol. 2004 May;65(5):1248-57. Erratum in: Mol Pharmacol. 2006 Jan;69(1):406.

PMID:
15102953
48.

Plasmon-waveguide resonance studies of ligand binding to the human beta 2-adrenergic receptor.

Devanathan S, Yao Z, Salamon Z, Kobilka B, Tollin G.

Biochemistry. 2004 Mar 23;43(11):3280-8.

PMID:
15023079
49.

Rhodobacter capsulatus photoactive yellow protein: genetic context, spectral and kinetics characterization, and mutagenesis.

Kyndt JA, Hurley JK, Devreese B, Meyer TE, Cusanovich MA, Tollin G, Van Beeumen JJ.

Biochemistry. 2004 Feb 24;43(7):1809-20.

PMID:
14967022
50.

Complex formation between ferredoxin and Synechococcus ferredoxin: nitrate oxidoreductase.

Hirasawa M, Rubio LM, Griffin JL, Flores E, Herrero A, Li J, Kim SK, Hurley JK, Tollin G, Knaff DB.

Biochim Biophys Acta. 2004 Feb 15;1608(2-3):155-62.

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