Publications - Simon J. George

100. Facile electrocatalytic proton reduction by a [Fe–Fe]-hydrogenase bio-inspired synthetic model bearing a terminal CN− ligand
Abhijit Nayek, Subal Dey, Suman Patra, Atanu Rana, Pauline N. Serrano, Simon J. George, Stephen P. Cramer, Somdatta Ghosh Dey, Abhishek Dey
Chem. Sci. 2024, Advance Article.  https://doi.org/10.1039/D3SC05397K

99.   Crystallization of Extremophile Rubredoxin Proteins
M. Rumley, S. J. George, S. P. Cramer, T. Doukov, F. Jenney
in Compendium of Undergraduate Research in Astronomy and Space Science ASP Conference Series, Joseph B. Jensen, Jonathan Barnes, and Beth Wardell, eds., 2023, 525, pp. 105-107.  https://doi.org/10.26624/QOJT6211

98.   Sulfur X-ray Absorption and Emission Spectroscopy of Organic Sulfones
Linda I. Vogt, Julien J. H. Cotelesage, Natalia V. Dolgova, Curtis Boyes, Muhammad Qureshi, Dimosthenis Sokaras, Samin Sharifi, Simon J. George, Ingrid J. Pickering, Graham N. George
J. Phys. Chem. A. 2023, 127, 3692-3704.  https://doi.org/10.1021/acs.jpca.2c08647

97.   Nitrogenase Chemistry at 10 Kelvin – Photo-tautomerization and Recombination of CO-Inhibited a‑H195Q Enzyme
Leland B. Gee, William K. Meyers, Patrick A. Nack-Lehman, Aubrey D. Scott, Lifen Yan, Simon J. George, Weibing Dong, Christie H. Dapper, William E. Newton, Stephen P. Cramer
Inorg. Chem. 2022, 61, 11509-11513.  https://doi.org/10.1021/acs.inorgchem.2c00818

96.   Oxygen K-edge X-ray absorption spectra of liquids with minimization of window contamination
Linda I. Vogt, Julien J. H. Cotelesage, Charles J. Titus, Samin Sharifi, Albert E. Butterfield, Peter Hillman, Ingrid J. Pickering, Graham N. George, Simon J. George,
J. Synchr. Rad. 2021, 28, 1845-1849.  https://doi.org/10.1107/S1600577521009942

95.   Abridged spectral matrix inversion: parametric fitting of X-ray fluorescence spectra following integrative data reduction
Andrew M. Crawford, Ben Huntsman, Monica Y. Weng, Olena Ponomarenko, Cheyenne D. Kiani, Simon J. George, Graham N. George, Ingrid J. Pickering
J. Synchr. Rad. 2021, 28, 1881-1890.  https://doi.org/10.1107/S1600577521008419

94.   X-ray absorption spectroscopy of organic sulfoxides
Linda I. Vogt, Julien J. H. Cotelesage, Natalia V. Dolgova, Charles J. Titus, Samin Sharifi, Simon J. George, Ingrid J. Pickering, Graham N. George,
RSC Adv. 2020, 10, 26229-26238
https://doi.org/10.1039/d0ra04653a

93.   Feasibility of Laboratory-Based EXAFS Spectroscopy with Cryogenic Detectors
Simon J. George, Matthew H. Carpenter, Stephan Friedrich, Robin Cantor
J. Low. Temp. Phys. 2020, 200, 479-484.  https://doi.org/10.1007/s10909-020-02474-7

92.   EXAFS reveals two Mo environments in the nitrogenase iron-molybdenum cofactor biosynthetic protein NifQ
Simon J. George, Jose A. Hernandez, Emilio Jimenez-Vicente, Carlos Echavarri-Erasun, Luis M. Rubio
Chem. Commun. 2016, 52, 11811-11814.  https://doi.org/10.1039/c6cc06370e

91.   Interaction of Gd-DTPA with phosphate and phosphite:  Toward the reaction intermediate in Nephrogenic Systemic Fibrosis
Song Gao, Simon J. George, Zhao-Hui Zhou
Dalton Trans. 2016, 45, 5388-5394.  https://doi.org/10.1039/c5dt04172d

90.   Structural characterization of CO-Inhibited Mo-nitrogenase by combined application of NRVS, EXAFS, and DFT: New insights into the effects of CO binding and the role of the interstitial atom
Aubrey D. Scott, Vladimir Pelmenschikov, Yisong Guo, Lifen Yan, Hongxin Wang, Simon J. George, Christie H. Dapper, William E. Newton, Yoshitaka Yoda, Yoshihito Tanaka, Stephen P. Cramer
J. Am. Chem. Soc. 2014, 136, 15942-15954.  https://doi.org/10.1021/ja505720m

89.   The HydG enzyme generates an Fe(CO)2(CN) synthon in the biosynthesis of the FeFe hydrogenase H‑Cluster
Jon M. Kuchenreuther, William K. Myers, Daniel L. M. Suess, Troy A. Stich, Vladimir Pelmenschikov, Stacey A. Shiigi, Stephen P. Cramer, James R. Swartz, R. David Britt, Simon J. George
Science 2014, 343, 424-427.  https://doi.org/10.1126/science.1246572

88.   Fe-S cluster biogenesis in gram-positive bacteria: SufU is a zinc-dependent sulfur transfer protein
Bruna P. Selbach, Alexander H. Chung, Aubrey D. Scott, Simon J. George, Stephen P. Cramer, Patricia C. Dos Santos
Biochemistry 2014, 53, 152–160.  https://doi.org/10.1021/bi4011978

87.   Nuclear resonance vibrational spectroscopy (NRVS) of rubredoxin and MoFe protein crystals
Yisong Guo, Eric Brecht, Kristen Aznavour, Jay C. Nix, Yuming Xiao, Hongxin Wang, Simon J. George, Robert Bau, Stephen Keable, John W. Peters, Michael W. W. Adams, Francis E. Jenney Jr., Wolfgang Sturhahn, Ercan E. Alp, Jiyong Zhao, Yoshitaka Yoda, Stephen P. Cramer
Hyperfine Interact., 2013, 222, S77-S90.  https://doi.org/10.1007/s10751-012-0643-2

86.   A Radical Intermediate in Tyrosine Scission to the CO and CN− Ligands of FeFe] Hydrogenase
Jon M. Kuchenreuther, William K. Myers, Troy A. Stich, Simon J. George, Yaser NejatyJahromy, James R. Swartz, R. David Britt
Science 2013, 342, 472-475.  https://doi.org/10.1126/science.1241859

85.   Characterization of [4Fe-4S] Cluster Vibrations and Structure in Nitrogenase Fe Protein at Three Oxidation Levels viaCombined NRVS, EXAFS and DFT Analyses
Devrani Mitra, Simon J. George, Yisong Guo, Saeed Kamali, Stephen Keable, John W. Peters, Vladimir Pelmenschikov, David A. Case, Stephen P. Cramer
J. Am. Chem. Soc. 2013, 135, 2530−2543.  https://doi.org/10.1021/ja307027n

84.   NRVS and EPR Spectroscopy of 57Fe-enriched FeFe] Hydrogenase Indicate Stepwise Assembly of the H-cluster
Jon M. Kuchenreuther, Yisong Guo, Hongxin Wang, William K. Myers, Simon J. George, Christine A. Boyke, Yoshitaka Yoda, E. Ercan Alp, Jiyong Zhao, R. David Britt, James R. Swartz, Stephen P. Cramer
Biochemistry 2013, 52, 818-826.  https://doi.org/10.1021/bi301336r

83.   EXAFS and NRVS Reveal a Conformational Distortion of the FeMo‑cofactor in the MoFe Nitrogenase Propargyl Alcohol Complex
Simon J. George, Brett M. Barney, Devrani Mitra, Robert Y. Igarashi, Yisong Guo, Dennis R. Dean, Stephen P. Cramer, Lance C. Seefeldt
J. Inorg. Biochem. 2012, 112, 85-92.  https://doi.org/10.1016/j.jinorgbio.2012.02.004

82.   Redox, Heme and CO in Enzymatic Catalysis and Regulation (review)
Stephen W. Ragsdale, Li Yi, Güneş Bender, Nirupama Gupta, Yan Kung, Lifen Yan, Troy A. Stich, Tzanko Doukov, Lars Leichert, Paul M. Jenkins, Christopher M. Bianchetti, Simon J. George, Stephen P. Cramer, R. David Britt, Ursula Jakob, Jeffrey R. Martens, George N. Phillips, Jr, Catherine L. Drennan
Biochem. Soc. Trans. 2012, 40, 501-507.  https://doi.org/10.1042/BST20120083

81.   Cell-free H-cluster Synthesis and [FeFe] Hydrogenase Activation: All Five CO and CN Ligands Derive from Tyrosine
Jon M. Kuchenreuther, Simon J. George, Celestine S. Grady-Smith, Stephen P. Cramer, James R. Swartz
PLoS ONE 2011, 6, e20346.  https://doi.org/10.1371/journal.pone.0020346

80.   The Consequences of Interface Mixing on Organic Photovoltaic Device Characteristics
David M. Huang, Scott A. Mauger, Stephan Friedrich, Simon J. George, Daniela Dumitriu-LaGrange, Sook Yoon, Adam J. Moulé
Adv. Funct. Mater., 2011, 21, 1657-1665.  https://doi.org/10.1002/adfm.201002014

79.   Photolysis of Hi-CO Nitrogenase – Observation of a Plethora of Distinct CO Species using Infrared Spectroscopy
Lifen Yan, Christie H. Dapper, Simon J. George, Hongxin Wang, Devrani Mitra, Weibing Dong, William E. Newton, Stephen P. Cramer
Eur. J. Inorg. Chem., 2011, 2011, 2064-2074.  https://doi.org/10.1002/ejic.201100029   

78.   Steric Control of the Hi-CO MoFe Nitrogenase Complex Revealed by Stopped-Flow Infra-red Spectroscopy
Zhi-Yong Yang, Lance C. Seefeldt, Dennis R. Dean, Stephen P. Cramer, Simon J. George
Angew. Chem. Int. Ed., 2011, 50, 272-275.  https://doi.org/10.1002/anie.201005145  

77.    High-yield expression of heterologous [FeFe] hydrogenases in Escherichia coli
Jon M. Kuchenreuther, Celestine S. Grady-Smith, Alyssa S. Bingham, Simon J. George, Stephen P. Cramer, James R. Swartz
PLoS ONE 2010, 5, e15491.  https://doi.org/10.1371/journal.pone.0015491

76.   Synchrotron X-ray analyses indicate phosphate-bound gadolinium in nephrogenic systemic fibrosis
Simon J. George, Samuel M. Webb; Jerrold L. Abraham, Stephen P. Cramer
Brit. J. Dermatol., 2010, 163, 1077-1081.  https://doi.org/10.1111/j.1365-2133.2010.09918.x

75.   [FeFe]-Hydrogenase Maturation: HydG-Catalyzed Synthesis of Carbon Monoxide
Eric M. Shepard, Benjamin R. Duffus, Simon J. George, Shawn E. McGlynn, Martin R. Challand, Kevin D. Swanson, Peter L. Roach, Stephen P. Cramer, John W. Peters, Joan B. Broderick
J. Am. Chem. Soc., 2010, 132, 9247–9249.  https://doi.org/10.1021/ja1012273

74.   Synthesis of the 2Fe subcluster of the [FeFe]-hydrogenase H cluster on the HydF scaffold
Eric M. Shepard, Shawn E. McGlynn, Alexandra L. Bueling, Celestine S. Grady-Smith, Simon J. George, Mark A. Winslow, Stephen P. Cramer, John W. Peters, Joan B. Broderick
Proc. Natl. Acad. Sci. U.S.A., 2010, 107, 10448-10453.  https://doi.org/10.1073/pnas.1001937107

73.   A Star-Shaped Heteronuclear (CrMn3II)-MnIII Species and Its Precise Electronic and Magnetic Structure: Spin Frustration Studied by X-Ray Spectroscopic, Magnetic, and Theoretical Methods
Manuel Prinz, Karsten Kuepper, Christian Taubitz, Michael Raekers, Sumit Khanra, Biplab Biswas, Thomas Weyhermüller, Marc Uhlarz, Joachim Wosnitza, Jürgen Schnack, Andrei V. Postnikov, Christian Schröder, Simon J. George, Manfred Neumann, Phalguni Chaudhuri
Inorg. Chem., 2010, 49, 2093-2102.  https://doi.org/10.1021/ic9012119

72.   Molybdenum Trafficking for Nitrogen Fixation
Jose A. Hernandez, Simon J. George, Luis M. Rubio
Biochemistry, 2009, 48, 9711-972.  https://doi.org/10.1021/bi901217p

71.   Molybdenum X-ray absorption edges from 200 – 20,000 eV, The benefits of soft x-ray spectroscopy for chemical speciation
Simon J. George, Owen B. Drury, Juxia Fu, Stephan Friedrich, Christian J. Doonan, Graham N. George, Jonathan M. White, Charles G. Young, Stephen P. Cramer
J. Inorg. Biochem., 2009, 103, 157–167.  https://doi.org/10.1016/j.jinorgbio.2008.09.008

70.   Star-shaped molecule of MnII4O6 core with a St = 10 high-spin state.  A theoretical and experimental study with XPS, XMCD, and other magnetic methods.
Sumit Khanra, Karsten Kuepper, Thomas Weyhermüller, Manuel Prinz, Michael Raekers, Sebastian Voget, Andrei V. Postnikov, Frank M. F. de Groot, Simon J. George, Marin Coldea, Manfred Neumann, Phalguni Chaudhuri
Inorg. Chem. 2008, 47, 4605-4617.  https://doi.org/10.1021/ic7023007

69.   EXAFS and NRVS reveal that NifB-co, a FeMo-co precursor, comprises a 6Fe core with an interstitial light atom
Simon J. George, Robert Y. Igarashi, Yuming Xiao, Jose A. Hernandez, Marie Demuez, Dehua Zhao, Yoshitaka Yoda, Paul W. Ludden, Luis M. Rubio, Stephen P. Cramer
J. Am. Chem. Soc. 2008, 130, 5673-5680.  https://doi.org/10.1021/ja0755358

68.   X-ray photochemistry in iron complexes from Fe(0) to Fe(IV) - Can a bug become a feature?
Simon J. George, Juxia Fu, Yisong Guo, Owen B. Drury, Stephan Friedrich, Thomas Rauchfuss, Phillip I. Volkers, Jonas C. Peters, Valerie Scott, Steven D. Brown, Christine M. Thomas, Stephen P. Cramer
Inorg. Chim. Acta 2008, 361, 1157-1165.  https://doi.org/10.1016/j.ica.2007.10.039

67.   Protein voltammetry and spectroscopy: integrating approaches
Louise Male, Sophie J. Marritt, Ben C. Berks, Myles R. Cheesman, Jessica H. van Wonderen, Simon J. George, Julea N. Butt
Theor. Chem. Acc. 2008, 119, 107-111.  https://doi.org/10.1007/s00214-006-0233-y

66.   The superconducting high-resolution soft X-ray spectrometer at the Advanced Biological and Environmental X-ray facility
Stephan Friedrich, Owen B. Drury, Simon J. George, Stephen P. Cramer
Nucl. Instrum. Meth. A 2007, 582, 187-189.  https://dx.doi.org/10.1016/j.nima.2007.08.104

65.   Activation of the cytochrome cd1 nitrite reductase from Paracoccus pantotrophus - Reaction of oxidized enzyme with substrate drives a ligand switch at heme c
Jessica H. van Wonderen, Christopher Knight, Vasily S. Oganesyan, Simon J. George, Walter G. Zumft, Myles R. Cheesman
J. Biol. Chem. 2007, 282, 28207-28215.  https://doi.org/10.1074/jbc.M701242200

64.   Identification of a Mo-Fe-S cluster on NifEN by Mo K-edge extended X-ray absorption fine structure
Simon J. George, Robert Y. Igarashi, Cinthia Piamonteze, Basem Soboh, Stephen P. Cramer, Luis M. Rubio
J. Am. Chem. Soc. 2007, 129, 3060-3061.  https://doi.org/10.1021/ja0663428

63.   Spectroscopic and computational studies of reduction of the metal versus the tetrapyrrole ring of coenzyme F-430 from methyl-coenzyme M reductase
Mishtu Dey, Ryan C. Kunz, Katherine M. Van Heuvelen, Jennifer L. Craft, Yih-Chern Horng, Qun Tang, David F. Bocian, Simon J. George, Thomas C. Brunold, Stephen W. Ragsdale
Biochemistry 2006, 45, 11915-11933.  https://doi.org/10.1021/bi0613269

62.   How nitrogenase shakes - Initial information about P-cluster and FeMo-cofactor normal modes from nuclear resonance vibrational Spectroscopy (NRVS)
Yuming Xiao, Karl Fisher, Matt C. Smith, William E. Newton, David A. Case, Simon J. George, Hongxin Wang, Wolfgang Sturhahn, Ercan E. Alp, Jiyong Zhao, Yoshitaka Yoda, Stephen P. Cramer
J. Am. Chem. Soc. 2006, 128, 7608-7612.  https://doi.org/10.1021/ja0603655

61.   The advantages of soft X-rays and cryogenic spectrometers for measuring chemical speciation by X‑ray spectroscopy
Owen B. Drury, Stephan Friedrich, Simon J. George, Stephen P. Cramer
Nucl. Instrum. Meth. A 2006, 559, 728-730.  https://doi.org/10.1016/j.nima.2005.12.119

60.   Normal mode analysis of Pyrococcus furiosus rubredoxin via nuclear resonance vibrational spectroscopy (NRVS) and resonance Raman spectroscopy
Yuming Xiao, Hongxin Wang, Simon J. George, Matt C. Smith, Michael W. W. Adams, Francis E. Jenney, Wolfgang Sturhahn, Ercan E. Alp, Jiyong Zhao, Y. Yoda, Abishek Dey, Edward I. Solomon, Stephen P. Cramer
J. Am. Chem. Soc. 2005, 127, 14596-14606.  https://doi.org/10.1021/ja042960h

59.   EPR and infrared spectroscopic evidence that a kinetically competent paramagnetic intermediate is formed when acetyl-coenzyme A synthase reacts with CO
Simon J. George, Javier Seravalli, Stephen W. Ragsdale
J. Am. Chem. Soc. 2005, 127, 13500-13501.  https://doi.org/10.1021/ja0528329

58.   Normal mode analysis of FeCl4- and Fe2S2Cl42- via vibrational Mössbauer, resonance Raman, and FT-IR spectroscopies
Matt C. Smith, Yuming Xiao, Hongxin Wang, Simon J. George, Dimitri Coucouvanis, Markos Koutmos, Wolfgang Sturhahn, Ercan E. Alp, Jiyong Zhao, Stephen P. Cramer
Inorg. Chem. 2005, 44, 5562-5570.  https://doi.org/10.1021/ic0482584

57.   High-resolution X-ray emission spectroscopy of molybdenum compounds
Christian J. Doonan, Limei Zhang, Charles G. Young, Simon J. George, Aniruddha Deb, Uwe Bergmann, Graham N. George, Stephen P. Cramer
Inorg. Chem. 2005, 44, 2579-2581.  https://doi.org/10.1021/ic050129f

56.   X-ray magnetic circular dichroism - a high energy probe of magnetic properties (review)
Tobias Funk, Aniruddha Deb, Simon J. George, Hongxin Wang, Stephen P. Cramer
Coord. Chem. Rev. 2005, 249, 3-30.  https://doi.org/10.1016/j.ccr.2004.05.017

55.   Reductive activation of nitrate reductases
Sarah J. Field, Nicholas P. Thornton, Lee J. Anderson, Andrew J. Gates, Ann Reilly, Brian J. N. Jepson, David J. Richardson, Simon J. George, Myles R. Cheesman, Julea N. Butt
Dalton Trans. 2005, 3580-3586.  https://doi.org/10.1039/B505530J

54.   Hydrogen-induced activation of the [NiFe]-hydrogenase from Allochromatium vinosum as studied by stopped-flow infrared spectroscopy
Sergei Kurkin, Simon J. George, Roger N. F. Thorneley, Simon P. J. Albracht
Biochemistry 2004, 43, 6820-6831.  https://doi.org/10.1021/bi049854c

53.   Reactions of H2, CO, and O2 with active [NiFe]-Hydrogenase from Allochromatium vinosum. A stopped-flow infrared study
Simon J. George, Sergei Kurkin, Roger N. F. Thorneley, Simon P. J. Albracht
Biochemistry 2004, 43, 6808-6819.  https://doi.org/10.1021/bi049853k

52.   Stopped-flow Fourier transform infrared spectroscopy of nitromethane oxidation by the diiron(IV) intermediate of methane monooxygenase
Mylrajan Muthusamy, Edna A. Ambundo, Simon J. George, Stephen J. Lippard, Roger N. F. Thorneley
J. Am. Chem. Soc. 2003, 125, 11150-11151.  https://doi.org/10.1021/ja036081r

51.   A two-faced molecule offers NO explanation: the proximal binding of nitric oxide to haem
D. M. Lawson, C. E. M. Stevenson, C. R. Andrew, S. J. George, R. R. Eady
Biochem. Soc. Trans. 2003, 31, 553-557.  https://doi.org/10.1042/bst0310553

50.   The di-iron subsite of all-iron hydrogenase: Mechanism of cyanation of a synthetic {2Fe3S} - carbonyl assembly
Simon J. George, Zhen Cui, Mathieu Razavet, Christopher J. Pickett, Chem. Eur. J. 2002, 8, 4037-4046. 
https://doi.org/10.1002/1521-3765(20020902)8:17<4037::AID-CHEM4037>3.0.CO;2-O

49.   Transient FTIR spectroelectrochemical and stopped-flow detection of a mixed valence {Fe(I)-Fe(II)} bridging carbonyl intermediate with structural elements and spectroscopic characteristics of the di-iron sub-site of all-iron hydrogenase
Mathieu Razavet, Stacey J. Borg, Simon J. George, Stephen P. Best, Shirley A. Fairhurst, Christopher J. Pickett
Chem. Commun. 2002, 700-701.  https://doi.org/10.1039/B111613B

48.   Nitrogenase mechanism: can old lags teach us new tricks? (book chapter/conference proceeding)
R. N. F. Thorneley, H. Angove, G. A. Ashby, M. C. Durrant, S. A. Fairhurst, S. J. George, P. C. Hallenbeck, A. Sinclair, J. D. Tolland
in Nitrogen Fixation: Global Perspectives, T. M. Finan, M. R. O’Brian, D. B. Layzell, J. K. Vessey, W. E. Newton, Eds., CABI Publishing, Wallingford, UK. 2002, pp. 25-29.  https://doi.org/10.1079/9780851995915.0025

47.   Six- to five-coordinate heme-nitrosyl conversion in cytochrome c' and its relevance to guanylate cyclase
Colin R. Andrew, Simon J. George, David M. Lawson, Robert R. Eady
Biochemistry 2002, 41, 2353-2360.  https://doi.org/10.1021/bi011419k

46.   Stopped-flow infrared spectroscopy reveals a six-coordinate intermediate in the formation of the proximally bound five-coordinate NO adduct of cytochrome c'
Simon J. George, Colin R. Andrew, David M. Lawson, Roger N. F. Thorneley, Robert R. Eady
J. Am. Chem. Soc. 2001, 123, 9683-9684.  https://doi.org/10.1021/ja0158307

45.   Time-resolved infrared spectroscopy reveals a stable ferric heme-NO intermediate in the reaction of Paracoccus pantotrophuscytochrome cd1 nitrite reductase with nitrite
Simon J. George, James W. A. Allen, Stuart J. Ferguson, Roger N. F. Thorneley
J. Biol. Chem. 2000, 275, 33231-33237.   https://doi.org/10.1074/jbc.M005033200
(correction, J. Biol. Chem. 2001, 276, 47742.  https://doi.org/10.1016/S0021-9258(19)37320-X)

44.   Time resolved infrared spectroscopy of functioning nitrogenase (book chapter)
R. N. F. Thorneley, Simon J. George
in Prokaryotic nitrogen fixation: a model system for analysis of a biological process, Eric W. Triplett, Ed., Horizon Scientific Press: Wymondham, UK., 2000, pp. 81-99.

43.   Stopped-flow infra-red spectroscopy of carbon monoxide binding to functioning nitrogenase (book chapter/conference proceeding)
R. N. F. Thorneley, G. A. Ashby, S. J. George
in Nitrogen Fixation: From molecules to crop productivity, F. O. Pedrosa, M. Hungria, G. Yates, W. E. Newton, Eds., Kluwer: The Netherlands, 2000, p39-40.  https://doi.org/10.1007/0-306-47615-0_10

42.   Quantitation of metal ion and DNA junction binding to the Holliday junction endonuclease Cce1
Mamuka Kvaratskhelia, Simon J. George, Alan Cooper, Malcolm F. White
Biochemistry 1999, 38, 16613-16619.  https://doi.org/10.1021/bi9921788

41.   Reversible alkaline inactivation of lignin peroxidase involves the release of both the distal and proximal site calcium ions and bis-histidine co-ordination of the haem
Simon J. George, Mamuka Kvaratskhelia, Michael J. Dilworth, Roger N. F. Thorneley
Biochem. J. 1999, 344, 237-244.  https://doi.org/10.1042/bj3440237

40.   A novel, general method of analyzing magnetic circular dichroism spectra and magnetization curves of high-spin metal ions: Application to the protein oxidized rubredoxin, Desulfovibrio gigas
Vasily S. Oganesyan, Simon J. George, Myles R. Cheesman, Andrew J. Thomson
J. Chem. Phys. 1999, 110, 762-777.  https://doi.org/10.1063/1.478175

39.   The structure of carbonyl horseradish peroxidase: spectroscopic and kinetic characterization of the carbon monoxide complexes of His-42 ® Leu and Arg-38 ® Leu mutants
Jose Neptuno Rodriguez-Lopez, Simon J. George, R. N. F. Thorneley
J. Biol. Inorg. Chem. 1998, 3, 44-52.  https://doi.org/10.1007/s007750050206

38.   Salicylic acid is a reducing substrate and not an effective inhibitor of ascorbate peroxidase
Mamuka Kvaratskhelia, Simon J. George, Roger N.F. Thorneley
J. Biol. Chem. 1997, 272, 20998-21001.  https://doi.org/10.1074/jbc.272.34.20998

37.   Time-resolved binding of carbon monoxide to nitrogenase monitored by stopped-flow infrared spectroscopy
Simon J. George, Gillian A. Ashby, Christopher W. Wharton, Roger N. F. Thorneley
J. Am. Chem. Soc. 1997, 119, 6450-6451.  https://doi.org/10.1021/ja971088s

36.   Iron L-edge X-ray absorption spectroscopy of myoglobin complexes and photolysis products
Hongxin Wang, Gang Peng, Lisa M. Miller, Eva M. Scheuring, Simon J. George, Mark R. Chance, Stephen P. Cramer
J. Am. Chem. Soc. 1997, 119, 4921-4928.  https://doi.org/10.1021/ja961446b

35.   Anionic tobacco peroxidase is active at extremely low pH: Veratryl alcohol oxidation with a pH optimum of 1.8
Irina G. Gazarian, L. Mark Lagrimini, Simon J. George, Roger N. F. Thorneley
Biochem. J. 1996, 320, 369-372.  https://doi.org/10.1042/bj3200369

34.   Fluorescence detected soft XAS and MCD – Applications to bioinorganic systems
S. P. Cramer, G. Peng, J. Christiansen, J. Chen, J. van Elp, S. J. George, A. T. Young,
J. Electron Spectrosc., 1996, 78, 225-229.  https://doi.org/10.1016/S0368-2048(96)80067-3

33.   Manganese L-edge X-ray absorption spectroscopy of manganese catalase from Lactobacillus plantarum and mixed valence manganese complexes
M. M. Grush, J. Chen, T. L. Stemmler, S. J. George, C. Y. Ralston, R. T. Stibrany, A. Gelasco, G. Christou, S. M. Gorun, J. E. Penner-Hahn, S. P. Cramer
J. Am. Chem. Soc. 1996, 118, 65-69.  https://doi.org/10.1021/ja951614k

32.   Identification of the iron-sulfur clusters in a ferredoxin from the archaeon Sulfolobus acidocaldarius - evidence for a reduced [3Fe-4S] cluster with pH dependent electronic properties
Jacques L. Breton, Jill L. C. Duff, Julea N. Butt, Fraser A. Armstrong, Simon J. George, Yves Pétillot, Eric Forest, Günter Schäfer, Andrew J. Thomson
Eur. J. Biochem. 1995, 233, 937-946.  https://doi.org/10.1111/j.1432-1033.1995.937_3.x

31.   Biological x-ray spectroscopy on 3rd-generation synchrotron radiation sources
Corie Y. Ralston, Jie Chen, Gang Peng, Simon J. George, Jan van Elp, Stephen P. Cramer
Physica B, 1995, 209, 203-208.  https://doi.org/10.1016/0921-4526(94)00834-I

30.   Soft x-ray magnetic circular dichroism on a paramagnetic bioinorganic system (book chapter/ conference proceeding)
J. van Elp, S. J. George, G. Peng, B. G. Searle, Z. H. Zhou, M. W. W. Adams, C. T. Chen, S. P. Cramer
Proc. SPIE, X-ray and Ultraviolet Polarimetry, 1994, 2010, 181-189.  https://doi.org/10.1117/12.168579

29.   Soft x-ray absorption and x-ray magnetic circular dichroism in biology (book chapter)
Simon J. George, Jan van Elp, Jie Chen, Gang Peng, Sudipa Mitra-Kirtley, Oliver C. Mullins, Stephen P. Cramer
in Synchrotron Radiation in Biosciences; Brittan Chance et al., Eds. Clarendon Press: Oxford, 1994, 313-332

28.   Soft x-ray magnetic circular dichroism - a probe for studying paramagnetic bioinorganic systems
J. van Elp, S. J. George, J. Chen, G. Peng, C. T. Chen, L. H. Tjeng, G. Meigs, H.-J. Lin, Z. H. Zhou, M. W. W. Adams, B. G. Searle, S. P. Cramer
Proc. Natl. Acad. Sci. U.S.A. 1993, 90, 9664-9667.  https://doi.org/10.1073/pnas.90.20.9664

27.   Iron EXAFS of Azotobacter vinelandii nitrogenase Mo-Fe and V-Fe proteins
J. Chen, J. Christiansen, R. C. Tittsworth, B. J. Hales, S. J. George, D. Coucouvanis, S. P. Cramer
J. Am. Chem. Soc. 1993, 115, 5509-5515.  https://doi.org/10.1021/ja00066a019

26.   Copper L-edge spectral studies - a direct experimental probe of the ground-state covalency in the blue copper site in plastocyanin
Simon J. George, Michael D. Lowery, Edward I. Solomon, Stephen P. Cramer
J. Am. Chem. Soc. 1993, 115, 2968-2969.  https://doi.org/10.1021/ja00060a052

25.   Extended x-ray absorption fine structure and L-edge spectroscopy of nitrogenase molybdenum-iron protein
J. Chen, J. Christiansen, S. J. George, J. van Elp, R. Tittsworth, B. J. Hales, S. Al-Ahmad, Dimitri Coucouvanis, Nino Campobasso, Jeffrey T. Bolin, S. P. Cramer
Molybdenum Enzymes, Cofactors, and Model Systems; Steifel, E. I., Coucouvanis, D. and Newton, W. E., Ed.; American Chemical Society: Washington D.C., 1993, pp. 231-242.  https://doi.org/10.1021/bk-1993-0535.ch015

24.   Variable temperature magnetic circular dichroism
Andrew J. Thomson, Myles R. Cheesman, Simon J. George
Meth. Enzymol, 1993, 225, 199-232.  https://doi.org/10.1016/0076-6879(93)26011-W

23.   Determination of the nitrogen chemical structures in petroleum asphaltenes using XANES spectroscopy
Sudipa Mitra-Kirtley, Oliver C. Mullins, Jan Van Elp, Simon J. George, Jie Chen, Stephen P. Cramer
J. Am. Chem. Soc. 1993, 115, 252-258.  https://doi.org/10.1021/ja00054a036

22.   X-ray absorption spectroscopy of nitrogenase MoFe protein (book chapter/conference proceeding)
J. Chen, J. Christiansen, S. J. George, R. C. Tittsworth, B. J. Hales, N. Campobasso, J. Bolin, S. P. Cramer, in Applications of Synchrotron Radiation Techniques to Materials Science, Dale L. Perry, Neal D. Shinn, Roger L. Stockbauer, Kevin. L. D’Amico, Louis J. Terminello, Eds.; Materials Research Society; 1993, Vol. 307, 231-242.   https://doi.org/10.1021/bk-1993-0535.ch015

21.   Nitrogen chemical structure in DNA and related molecules by x-ray absorption spectroscopy
Sudipa Mitra-Kirtley, Oliver C. Mullins, Jie Chen, Jan van Elp, Simon J. George, C. T. Chen, Thomas O'Halloran, Stephen P. Cramer
Biochim. Biophys. Acta 1992, 1132, 249-254.  https://doi.org/10.1016/0167-4781(92)90157-U

20.   Soft x-ray spectroscopy of metalloproteins using fluorescence detection
S. P. Cramer, J. Chen, S. J. George, J. van Elp, J. Moore, O. Tench, J. Colaresi, M. Yocum, O. C. Mullins, C. T. Chen
Nucl. Instrum. Meth. A 1992, 319, 285-289.  https://doi.org/10.1016/0168-9002(92)90567-N

19.   L-edge x-ray absorption spectroscopy of Pyrococcus furiosus rubredoxin
S. J. George, J. Van Elp, J. Chen, Y. Ma, C. T. Chen, J. B. Park, M. W. W. Adams, B. G. Searle, F. M. F. De Groot, J. C. Fuggle, S. P. Cramer
J. Am. Chem. Soc. 1992, 114, 4426-4427.  https://doi.org/10.1021/ja00037a073

18.   Identification and characterization of zinc binding sites in protein kinase C
Stevan R. Hubbard, W. Robert Bishop, Paul Kirschmeier, Simon J. George, Stephen P. Cramer, Wayne A. Hendrickson
Science 1991, 254, 1776-1779.  https://doi.org/10.1126/science.1763327

17.   Iron-sulfur clusters in electron-transfer, catalysis and control
Andrew J. Thomson, Jacques Breton, Simon J. George, Julea N. Butt, Fraser A. Armstrong, E. Claude Hatchikian
Biochem. Soc. Trans. 1991, 19, 594-599.  https://doi.org/10.1042/bst0190594

16.   Investigation of metal-ion uptake reactivities of [3Fe-4S] clusters in proteins - Voltammetry of coadsorbed ferredoxin-aminocyclitol films at graphite electrodes and spectroscopic identification of transformed clusters
Julea N. Butt, Fraser A. Armstrong, Jacques Breton, Simon J. George, Andrew J. Thomson, E. Claude Hatchikian
J. Am. Chem. Soc. 1991, 113, 6663-6670.  https://doi.org/10.1021/ja00017a045
(correction, J. Am. Chem. Soc. 1992, 114, 6271.  https://doi.org/10.1021/ja00041a071) 

15.   Fluorescence XAFS detectors for 0.3 - 20 keV (book chapter/conference proceeding)
S. P. Cramer, S. J. George, H. Kraner, L. Rogers, S. Rescia, V. Radeka, M. Yocum, J. Colaresi, O. Tench, O. C. Mullins,
in X-ray Absorption Fine Structure; Hasnain, S. S., Ed.; Ellis Horwood: New York, 1991, pp. 640-645

14.   A comparative study of the low-temperature Magnetic Circular Dichroism spectra of ferredoxins containing [4Fe-4S] and [4Fe-4Se] clusters
S. J. George, A. J. Thomson, D. E. Crabtree, J. Meyer, J. M. Moulis, New J. Chem 1991, 15, 455-465

13.   Cytochrome-c'' isolated from Methylophilus methylotrophus - an example of bis-Histidine coordinated Fe3+ heme, with near-perpendicular orientation of the ligands
M. J. Berry, S. J. George, A. J. Thomson, H. Santos, D. L. Turner
Biochem. J. 1990, 270, 413-417.  https://doi.org/10.1042/bj2700413

12.   Electrochemical and spectroscopic studies of ferredoxins
A. J. Thomson, S. J. George, F. A. Armstrong, E. C. Hatchikian, M. G. Yates
Pure and Applied Chemistry 1990, 62, 1071-1074.  https://doi.org/10.1351/pac199062061071

11.   Evidence for reversible multiple redox transformations of [3Fe-4S] clusters
Fraser A. Armstrong, Julea N. Butt, Simon J. George, E. Claude Hatchikian, Andrew J. Thomson
FEBS Lett. 1989, 259, 15-18.  https://doi.org/10.1016/0014-5793(89)81483-8

10.   Electrochemical and spectroscopic characterization of the 7Fe form of ferredoxin III from Desulfovibrio africanus
F. A. Armstrong, S. J. George, R. Cammack, E. C. Hatchikian, A. J. Thomson
Biochem. J. 1989, 264, 265-273.  https://doi.org/10.1042/bj2640265  

9.      Electrochemical and spectroscopic characterization of the conversion of the 7Fe into the 8Fe Form of ferredoxin III from Desulfovibrio africanus - identification of a 4Fe-4S] cluster with one non-cysteine ligand
S. J. George, F. A. Armstrong, E. C. Hatchikian, A. J. Thomson
Biochem. J. 1989, 264, 275-284.  https://doi.org/10.1042/bj2640275

8.      NMR, EPR and magnetic-CD studies of cytochrome-f - identity of the heme axial ligands
S. E. J. Rigby, G. R. Moore, J. C. Gray, P. M. A. Gadsby, S. J. George, A. J. Thomson
Biochem. J. 1988, 256, 571-577.  https://doi.org/10.1042/bj2560571

7.      X-ray crystallography and the spectroscopic imperative - the story of the [3Fe-4S] clusters (review)
Graham N. George, Simon J. George
Trends in Biochemical Sciences 1988, 13, 369-370.  https://doi.org/10.1016/0968-0004(88)90171-5

6.      Direct electrochemistry in the characterization of redox proteins - novel properties of Azotobacter 7Fe ferredoxin
Fraser A. Armstrong, Simon J. George, Andrew J. Thomson, M. Geoffrey Yates
FEBS Lett. 1988, 234, 107-110.  https://doi.org/10.1016/0014-5793(88)81313-9

5.      Redox properties of Azotobacter 7Fe ferredoxin (review)
Fraser A. Armstrong, Simon J. George, Andrew J. Thomson, M. Geoffrey Yates
Biochem. Soc. Trans. 1988, 16, 840-842.  https://doi.org/10.1042/bst0160840

4.      Magnetic circular dichroism of iron-sulphur proteins (PhD thesis)
S. J. George
PhD Thesis University of East Anglia, 1986.  https://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.376059

3.      A study of one of the iron-sulfur clusters in oxidized hydrogenase from Megasphaera elsdenii by Magnetic Circular Dichroism Spectroscopy
A. J. Thomson, S. J. George, A. J. Richards, A. E. Robinson, H. J. Grande, C. Veeger, C. Van Dijk
Biochem. J. 1985, 227, 333-336.  https://doi.org/10.1042/bj2270333

2.      Azotobacter chroococcum 7Fe ferredoxin - 2 pH dependent forms of the reduced 3Fe cluster and its conversion to a 4Fe cluster
S. J. George, A. J. M. Richards, A. J. Thomson, M. G. Yates
Biochem. J. 1984, 224, 247-25.  https://doi.org/10.1042/bj2240247

1.      Spectroscopic characterization of ferredoxin I and ferredoxin II from Desulfovibrio africanus
E. Claude Hatchikian, Richard Cammack, Daulat S. Patil, A. Edward Robinson, Andrew J. M. Richards, Simon George, Andrew J. Thomson
Biochim. Biophys. Acta 1984, 784, 40-47.  https://doi.org/10.1016/0167-4838(84)90170-5