Publications by Squire J. Booker

2007

Booker, S. J., R. M. Cicchillo, and T. L. Grove. Self-sacrifice in radical S-adenosylmethionine proteins. Curr. Opin. Chem. Biol. 11:543-552.

van der Donk, W. A. and S. J. Booker. Never stop questioning. Editorial overview. Curr. Opin. Chem. Biol. 11:527-528.

2005

Iwig, D. F., A. Uchida, J. A. Stromberg, and S. J. Booker. The activity of Escherichia coli cyclopropane fatty acid synthase depends on the presence of bicarbonate. J. Am. Chem. Soc. 127:11612-11623.
 
Cicchillo, R. M., L. Tu, J. A. Stromberg, L. M. Hoffart, C. Krebs, and S. J. Booker. Escherichia coli quinolinate synthetase does indeed harbor a [4Fe-4S] cluster. J. Am. Chem. Soc. 127:7310-7311.
 
Cicchillo, R. M. and S. J. Booker. Mechanistic investigations of lipoic acid biosynthesis in Escherichia coli: both sulfur atoms in lipoic acid are contributed by the same lipoyl synthase polypeptide. J. Am. Chem. Soc. 127:2860-2861.
 
Nesbitt, N. M., C. Baleanu-Gogonea, R. M. Cicchillo, K. Goodson, D. F. Iwig, J. A. Broadwater, J. A. Haas, B. G. Fox, and S. J. Booker. Expression, purification, and physical characterization of Escherichia coli lipoyl(octanoyl)transferase. Protein Exp. Purif. 39:269-282.
 
Booker, S. J. Enzymatic free radical reactions. In: Nature Encyclopedia of Life Sciences. John Wiley & Sons, Ltd: Chischester. http://www.els.net/ [doi:10.1038/npg.els.0000620].

2004

Iwig, D.F., A.T. Grippe, T.A. McIntyre, and S.J. Booker. Isotope and elemental effects indicate a rate-limiting methyl transfer as the initial step in the reaction catalyzed by Escherichia coli cyclopropane fatty acid synthase. Biochemistry 43:13510-13524.

Iwig, D.F. and S.J. Booker. Insight into the polar reactivity of the onium chalcogen analogues of S-adenosyl-L-methionine. Biochemistry 43:13496-13509.

Cicchillo, R.M., K.-H. Lee, C. Baleanu-Gogonea, N.M. Nesbitt, C. Krebs, and S.J. Booker. Escherichia coli lipoyl synthase binds two distinct [4Fe-4S] clusters per polypeptide. Biochemistry 43:11770-11781.

Cicchillo, R.M., M.A. Baker, E.J. Schnitzer, E.B. Newman, C. Krebs, and S.J. Booker. Escherichia coli L-serine deaminase requires a [4Fe-4S] cluster in catalysis. J. Biol. Chem. 279:32418-32425.

Cicchillo, R.M., D.F. Iwig, A.D. Jones, N.M. Nesbitt, C. Baleanu-Gogonea, M.G. Souder, L. Tu, and S.J. Booker. Lipoyl synthase requires two equivalents of S-adenosyl-L-methionine to synthesize one equivalent of lipoic acid. Biochemistry 43:6378-6386.

Booker, S.J. Unraveling the pathway of lipoic acid biosynthesis. Chem. Biol. 11:10-12.

2001

Frey, P.A., and S.J. Booker. Radical mechanisms of S-adenosylmethionine-dependent enzymes. Adv. Protein Chem. 58:1-45.

2000

Cosper, N.J., S. Booker, F.J. Ruczicka, P.A. Frey, and R.A. Scott. Direct FeS Cluster Involvement in Generation of a Radical in Lysine 2,3-aminomutase. Biochemistry 39:15668-15673.

Wu, W., S. Booker, K.W. Lieder, V. Bandarian, G.H. Reed, and P.A. Frey. Lysine 2,3-aminomutase and (E)--4,5-didehydrolysine: Characterization of an Allylic Analog of a Substrate-based Radical in the Catalytic Mechanism. Biochemistry 39:9561-9570.

1999

Frey, P.A., and S. Booker. Radical Intermediates in the Reaction of Lysine 2,3-aminomutase. In: Advances in Free Radical Chemistry, Vol. 2, (S.Z. Zard, ed.), pp. 1-43, JAI press, Inc., Greenwich, CT.

Licht, S., S. Booker, and J. Stubbe. Studies on the Catalysis of Carbon-cobalt Bond Homolysis by Ribonucleoside Triphosphate Reductase: Evidence for Concerted Carbon-cobalt Bond Homolysis and Thiyl Radical Formation. Biochemistry 38:1221-1233.