Pulsed EPR Studies of Nonexchangeable Protons near the Mo(V) Center of Sulfite Oxidase:  Direct Detection of the α-Proton of the Coordinated Cysteinyl Residue and Structural Implications for the Active Site

2002 ◽  
Vol 124 (21) ◽  
pp. 6109-6118 ◽  
Author(s):  
Andrei V. Astashkin ◽  
Arnold M. Raitsimring ◽  
Changjian Feng ◽  
Jean L. Johnson ◽  
K. V. Rajagopalan ◽  
...  
Keyword(s):  
Active Site ◽  
Direct Detection ◽  
Sulfite Oxidase ◽  
Pulsed Epr ◽  
Cysteinyl Residue

Modeling for the Active Site of Sulfite Oxidase: Synthesis, Characterization, and Reactivity of [MoVIO2(mnt)2]2- (mnt2- = 1,2-Dicyanoethylenedithiolate)

1994 ◽  
Vol 116 (20) ◽  
pp. 9061-9070 ◽  
Author(s):  
Samar K. Das ◽  
Pradeep K. Chaudhury ◽  
Dulali Biswas ◽  
Sabyasachi Sarkar
Keyword(s):  
Active Site ◽  
Sulfite Oxidase

scholarly journals Modified Active Site Coordination in a Clinical Mutant of Sulfite Oxidase

2008 ◽  
Vol 130 (19) ◽  
pp. 6298-6298 ◽  
Author(s):  
Christian J. Doonan ◽  
Heather L. Wilson ◽  
K. V. Rajagopalan ◽  
Robert M. Garrett ◽  
Brian Bennett ◽  
...  
Keyword(s):  
Active Site ◽  
Sulfite Oxidase

The Structures of the C185S and C185A Mutants of Sulfite Oxidase Reveal Rearrangement of the Active Site

Biochemistry ◽  
2010 ◽  
Vol 49 (18) ◽  
pp. 3989-4000 ◽  
Author(s):  
James A. Qiu ◽  
Heather L. Wilson ◽  
M. Jake Pushie ◽  
Caroline Kisker ◽  
Graham N. George ◽  
...  
Keyword(s):  
Active Site ◽  
Sulfite Oxidase

Pulsed EPR analysis of tartrate dehydrogenase active-site complexes

Biochemistry ◽  
1991 ◽  
Vol 30 (3) ◽  
pp. 739-744 ◽  
Author(s):  
Peter A. Tipton ◽  
Jack Peisach
Keyword(s):  
Active Site ◽  
Pulsed Epr

Direct Detection of the Proton-Containing Group Coordinated to Mo(V) in the High pH Form of Chicken Liver Sulfite Oxidase by Refocused Primary ESEEM Spectroscopy:  Structural and Mechanistic Implications

2000 ◽  
Vol 122 (22) ◽  
pp. 5294-5302 ◽  
Author(s):  
Andrei V. Astashkin ◽  
M. L. Mader ◽  
Andrew Pacheco ◽  
John H. Enemark ◽  
Arnold M. Raitsimring
Keyword(s):  
Direct Detection ◽  
Sulfite Oxidase ◽  
Chicken Liver ◽  
High Ph

Pulsed EPR study of imidazole-coordinated oxovanadium(IV) complexes relevant to the active-site structure of vanadium bromoperoxidase

1997 ◽  
Vol 67 (1-4) ◽  
pp. 392
Author(s):  
K. Fukui ◽  
H. Ohya-Nishiguchi ◽  
H. Kamada
Keyword(s):  
Active Site ◽  
Site Structure ◽  
Pulsed Epr ◽  
Active Site Structure

CW and pulsed EPR spectroscopy reveal a new structural motif for the active site Mo centre and an unusual [4Fe-4S]+ cluster in dimethylsulfide dehydrogenase

2003 ◽  
Vol 96 (1) ◽  
pp. 142
Author(s):  
Graeme R. Hanson ◽  
Christopher J. Noble ◽  
Christopher A. McDevitt ◽  
Alastair G. McEwan
Keyword(s):  
Epr Spectroscopy ◽  
Active Site ◽  
Structural Motif ◽  
Pulsed Epr

scholarly journals Structural Studies of the Molybdenum Center of the Pathogenic R160Q Mutant of Human Sulfite Oxidase by Pulsed EPR Spectroscopy and17O and33S Labeling

2008 ◽  
Vol 130 (26) ◽  
pp. 8471-8480 ◽  
Author(s):  
Andrei V. Astashkin ◽  
Kayunta Johnson-Winters ◽  
Eric L. Klein ◽  
Changjian Feng ◽  
Heather L. Wilson ◽  
...  
Keyword(s):  
Epr Spectroscopy ◽  
Sulfite Oxidase ◽  
Structural Studies ◽  
Pulsed Epr ◽  
Human Sulfite Oxidase

scholarly journals Consensus structures of the Mo(v) sites of sulfite-oxidizing enzymes derived from variable frequency pulsed EPR spectroscopy, isotopic labelling and DFT calculations

2017 ◽  
Vol 46 (39) ◽  
pp. 13202-13210 ◽  
Author(s):  
John H. Enemark
Keyword(s):  
Dft Calculations ◽  
Epr Spectroscopy ◽  
Sulfite Oxidase ◽  
Variable Frequency ◽  
Isotopic Labelling ◽  
Pulsed Epr

The “blocked” form of sulfite oxidase has O-bound sulfite, and only the coordinated and remote O atoms exchange with H217O.

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