Published in Biochemistry on December 19, 2006
Structural biology of the purine biosynthetic pathway. Cell Mol Life Sci (2008) 1.72
YcaO domains use ATP to activate amide backbones during peptide cyclodehydrations. Nat Chem Biol (2012) 1.50
Mechanistic investigations of the dehydration reaction of lacticin 481 synthetase using site-directed mutagenesis. Biochemistry (2007) 1.36
Structures of the noncanonical RNA ligase RtcB reveal the mechanism of histidine guanylylation. Biochemistry (2013) 1.12
Structural studies of tri-functional human GART. Nucleic Acids Res (2010) 0.88
Structure of [NiFe] hydrogenase maturation protein HypE from Escherichia coli and its interaction with HypF. J Bacteriol (2007) 0.84
Formylglycinamide ribonucleotide amidotransferase from Thermotoga maritima: structural insights into complex formation. Biochemistry (2008) 0.84
Crystal structure and function of 5-formaminoimidazole-4-carboxamide ribonucleotide synthetase from Methanocaldococcus jannaschii. Biochemistry (2007) 0.83
Crystal structures of the carbamoylated and cyanated forms of HypE for [NiFe] hydrogenase maturation. Proc Natl Acad Sci U S A (2013) 0.83
Structure of an N-terminally truncated selenophosphate synthetase from Aquifex aeolicus. Acta Crystallogr Sect F Struct Biol Cryst Commun (2008) 0.82
Importance of hydrophobic cavities in allosteric regulation of formylglycinamide synthetase: insight from xenon trapping and statistical coupling analysis. PLoS One (2013) 0.77
Structure of N-formylglycinamide ribonucleotide amidotransferase II (PurL) from Thermus thermophilus HB8. Acta Crystallogr Sect F Struct Biol Cryst Commun (2011) 0.75
Protein measurement with the Folin phenol reagent. J Biol Chem (1951) 1743.91
The CCP4 suite: programs for protein crystallography. Acta Crystallogr D Biol Crystallogr (1994) 187.88
Crystallography & NMR system: A new software suite for macromolecular structure determination. Acta Crystallogr D Biol Crystallogr (1998) 169.28
Improved methods for building protein models in electron density maps and the location of errors in these models. Acta Crystallogr A (1991) 119.63
Raster3D: photorealistic molecular graphics. Methods Enzymol (1997) 27.30
Size-distribution analysis of macromolecules by sedimentation velocity ultracentrifugation and lamm equation modeling. Biophys J (2000) 21.93
Evidence for lateral gene transfer between Archaea and bacteria from genome sequence of Thermotoga maritima. Nature (1999) 14.42
A diverse superfamily of enzymes with ATP-dependent carboxylate-amine/thiol ligase activity. Protein Sci (1997) 2.47
Studies on glutamine synthetase from Escherichia coli. Formation of pyrrolidone carboxylate and inhibition by methionine sulfoximine. J Biol Chem (1973) 1.76
Mapping the transition state for ATP hydrolysis: implications for enzymatic catalysis. Chem Biol (1995) 1.70
Cloning and characterization of a new purine biosynthetic enzyme: a non-folate glycinamide ribonucleotide transformylase from E. coli. Biochemistry (1994) 1.33
Taming of a poison: biosynthesis of the NiFe-hydrogenase cyanide ligands. Science (2003) 1.31
Formylglycinamide ribonucleotide synthetase from Escherichia coli: cloning, sequencing, overproduction, isolation, and characterization. Biochemistry (1989) 1.20
Modular evolution of the purine biosynthetic pathway. Curr Opin Chem Biol (2000) 1.20
Metal insertion into NiFe-hydrogenases. Biochem Soc Trans (2002) 1.18
Inhibition of glutamine synthetase by methionine sulfoximine. Studies on methionine sulfoximine phosphate. Biochemistry (1969) 1.13
The structure of SAICAR synthase: an enzyme in the de novo pathway of purine nucleotide biosynthesis. Structure (1998) 1.12
X-ray crystal structure of aminoimidazole ribonucleotide synthetase (PurM), from the Escherichia coli purine biosynthetic pathway at 2.5 A resolution. Structure (1999) 1.12
Domain organization of Salmonella typhimurium formylglycinamide ribonucleotide amidotransferase revealed by X-ray crystallography. Biochemistry (2004) 1.02
Structure of Mycobacterium tuberculosis glutamine synthetase in complex with a transition-state mimic provides functional insights. Proc Natl Acad Sci U S A (2005) 0.97
PurT-encoded glycinamide ribonucleotide transformylase. Accommodation of adenosine nucleotide analogs within the active site. J Biol Chem (2002) 0.94
The formylglycinamide ribonucleotide amidotransferase complex from Bacillus subtilis: metabolite-mediated complex formation. Biochemistry (2004) 0.91
Biosynthesis of the purines. XIV. Conversion of (alpha-N-formyl) glycinamide ribotide to (alpha-N-formyl) glycinamidine ribotide; purification and requirements of the enzyme system. J Biol Chem (1957) 0.90
A model for the Bacillus subtilis formylglycinamide ribonucleotide amidotransferase multiprotein complex. Biochemistry (2004) 0.89
Biosynthesis of the purines. XXXI. Binding of formylglycinamide ribonucleotide and adenosine triphosphate to formylglycinamide ribonucleotide amidotransferase. J Biol Chem (1968) 0.87
Crystal structure of MTH169, a crucial component of phosphoribosylformylglycinamidine synthetase. Proteins (2002) 0.83
Substrate specificity of formylglycinamidine synthetase. Biochemistry (1986) 0.82
Covalent reaction of substrates and antimetabolites with formylglycinamide ribonucleotide amidotransferase. Methods Enzymol (1982) 0.82
Bleomycins: towards better therapeutics. Nat Rev Cancer (2005) 2.52
The structural and biochemical foundations of thiamin biosynthesis. Annu Rev Biochem (2009) 2.32
The crystal structure of class II ribonucleotide reductase reveals how an allosterically regulated monomer mimics a dimer. Nat Struct Biol (2002) 2.28
Subcellular localization of yeast ribonucleotide reductase regulated by the DNA replication and damage checkpoint pathways. Proc Natl Acad Sci U S A (2003) 2.24
Structural basis for activation of class Ib ribonucleotide reductase. Science (2010) 2.07
Reconstitution of ThiC in thiamine pyrimidine biosynthesis expands the radical SAM superfamily. Nat Chem Biol (2008) 1.96
Proton-coupled electron transfer: the mechanistic underpinning for radical transport and catalysis in biology. Philos Trans R Soc Lond B Biol Sci (2006) 1.94
Diphthamide biosynthesis requires an organic radical generated by an iron-sulphur enzyme. Nature (2010) 1.85
Structural analyses reveal two distinct families of nucleoside phosphorylases. Biochem J (2002) 1.69
Pre-steady-state and steady-state kinetic analysis of E. coli class I ribonucleotide reductase. Biochemistry (2003) 1.68
Enhanced subunit interactions with gemcitabine-5'-diphosphate inhibit ribonucleotide reductases. Proc Natl Acad Sci U S A (2007) 1.63
The Ralstonia eutropha PhaR protein couples synthesis of the PhaP phasin to the presence of polyhydroxybutyrate in cells and promotes polyhydroxybutyrate production. J Bacteriol (2002) 1.60
pH Rate profiles of FnY356-R2s (n = 2, 3, 4) in Escherichia coli ribonucleotide reductase: evidence that Y356 is a redox-active amino acid along the radical propagation pathway. J Am Chem Soc (2006) 1.57
Structural basis for DNA recognition by FoxO1 and its regulation by posttranslational modification. Structure (2008) 1.55
Site-specific insertion of 3-aminotyrosine into subunit alpha2 of E. coli ribonucleotide reductase: direct evidence for involvement of Y730 and Y731 in radical propagation. J Am Chem Soc (2007) 1.54
Structure of human phosphopantothenoylcysteine synthetase at 2.3 A resolution. Structure (2003) 1.54
Saccharomyces cerevisiae THI4p is a suicide thiamine thiazole synthase. Nature (2011) 1.50
Ralstonia eutropha H16 encodes two and possibly three intracellular Poly[D-(-)-3-hydroxybutyrate] depolymerase genes. J Bacteriol (2003) 1.46
Structure of the Escherichia coli ThiS-ThiF complex, a key component of the sulfur transfer system in thiamin biosynthesis. Biochemistry (2006) 1.42
Flavogenomics--a genomic and structural view of flavin-dependent proteins. FEBS J (2011) 1.40
Structure of oxalate decarboxylase from Bacillus subtilis at 1.75 A resolution. Biochemistry (2002) 1.39
Crystal structure of 4-amino-5-hydroxymethyl-2-methylpyrimidine phosphate kinase from Salmonella typhimurium at 2.3 A resolution. Structure (2002) 1.39
Structural biology of enzymes of the thiamin biosynthesis pathway. Curr Opin Struct Biol (2003) 1.37
Structural and mechanistic studies on ThiO, a glycine oxidase essential for thiamin biosynthesis in Bacillus subtilis. Biochemistry (2003) 1.35
Generation of the R2 subunit of ribonucleotide reductase by intein chemistry: insertion of 3-nitrotyrosine at residue 356 as a probe of the radical initiation process. Biochemistry (2003) 1.32
YfaE, a ferredoxin involved in diferric-tyrosyl radical maintenance in Escherichia coli ribonucleotide reductase. Biochemistry (2007) 1.30
Crystal structure and mechanism of tryptophan 2,3-dioxygenase, a heme enzyme involved in tryptophan catabolism and in quinolinate biosynthesis. Biochemistry (2007) 1.29
Biosynthesis of thiamin thiazole in eukaryotes: conversion of NAD to an advanced intermediate. J Am Chem Soc (2007) 1.29
Visualizing the splicing of single pre-mRNA molecules in whole cell extract. RNA (2007) 1.29
Structural characterization of the regulatory proteins TenA and TenI from Bacillus subtilis and identification of TenA as a thiaminase II. Biochemistry (2005) 1.25
NrdI, a flavodoxin involved in maintenance of the diferric-tyrosyl radical cofactor in Escherichia coli class Ib ribonucleotide reductase. Proc Natl Acad Sci U S A (2008) 1.23
Structural insights into the function of the thiamin biosynthetic enzyme Thi4 from Saccharomyces cerevisiae. Biochemistry (2006) 1.20
Enzymatic reactions involving novel mechanisms of carbanion stabilization. Curr Opin Chem Biol (2004) 1.20
Thiamin biosynthesis in eukaryotes: characterization of the enzyme-bound product of thiazole synthase from Saccharomyces cerevisiae and its implications in thiazole biosynthesis. J Am Chem Soc (2006) 1.19
Mechanism of inactivation of human ribonucleotide reductase with p53R2 by gemcitabine 5'-diphosphate. Biochemistry (2009) 1.18
Nuclear localization of the Saccharomyces cerevisiae ribonucleotide reductase small subunit requires a karyopherin and a WD40 repeat protein. Proc Natl Acad Sci U S A (2006) 1.17
PELDOR spectroscopy with DOPA-beta2 and NH2Y-alpha2s: distance measurements between residues involved in the radical propagation pathway of E. coli ribonucleotide reductase. J Am Chem Soc (2007) 1.17
2,3-difluorotyrosine at position 356 of ribonucleotide reductase R2: a probe of long-range proton-coupled electron transfer. J Am Chem Soc (2003) 1.15
Structural basis for substrate specificity of Escherichia coli purine nucleoside phosphorylase. J Biol Chem (2003) 1.14
Structures of the yeast ribonucleotide reductase Rnr2 and Rnr4 homodimers. Biochemistry (2004) 1.13
Structural studies on 3-hydroxyanthranilate-3,4-dioxygenase: the catalytic mechanism of a complex oxidation involved in NAD biosynthesis. Biochemistry (2005) 1.12
A hot oxidant, 3-NO2Y122 radical, unmasks conformational gating in ribonucleotide reductase. J Am Chem Soc (2010) 1.12
Electron transfer reactions of fluorotyrosyl radicals. J Am Chem Soc (2006) 1.10
The active form of the Saccharomyces cerevisiae ribonucleotide reductase small subunit is a heterodimer in vitro and in vivo. Biochemistry (2005) 1.10
Direct observation of a transient tyrosine radical competent for initiating turnover in a photochemical ribonucleotide reductase. J Am Chem Soc (2007) 1.09
Kinetics of radical intermediate formation and deoxynucleotide production in 3-aminotyrosine-substituted Escherichia coli ribonucleotide reductases. J Am Chem Soc (2011) 1.09
Chris Raetz, scientist and enduring friend. Proc Natl Acad Sci U S A (2011) 1.08
Evolutionary links as revealed by the structure of Thermotoga maritima S-adenosylmethionine decarboxylase. J Biol Chem (2004) 1.07
Forward and reverse electron transfer with the Y356DOPA-beta2 heterodimer of E. coli ribonucleotide reductase. J Am Chem Soc (2007) 1.07
Thiamin biosynthesis in Bacillus subtilis: structure of the thiazole synthase/sulfur carrier protein complex. Biochemistry (2004) 1.07
Turning on ribonucleotide reductase by light-initiated amino acid radical generation. Proc Natl Acad Sci U S A (2004) 1.06
Structural insights into the mechanism of the PLP synthase holoenzyme from Thermotoga maritima. Biochemistry (2006) 1.05
Synthesis and characterization of oligonucleotides containing a 4'-keto abasic site. Biochemistry (2004) 1.05
Mechanistic studies on bleomycin-mediated DNA damage: multiple binding modes can result in double-stranded DNA cleavage. Nucleic Acids Res (2008) 1.05
Mechanism of human S-adenosylmethionine decarboxylase proenzyme processing as revealed by the structure of the S68A mutant. Biochemistry (2003) 1.05
Insight into the mechanism of inactivation of ribonucleotide reductase by gemcitabine 5'-diphosphate in the presence or absence of reductant. Biochemistry (2009) 1.04
Alternative spliceosome assembly pathways revealed by single-molecule fluorescence microscopy. Cell Rep (2013) 1.04
Cofactor biosynthesis--still yielding fascinating new biological chemistry. Curr Opin Chem Biol (2008) 1.04
Importance of the maintenance pathway in the regulation of the activity of Escherichia coli ribonucleotide reductase. Biochemistry (2008) 1.04
Investigation of in vivo diferric tyrosyl radical formation in Saccharomyces cerevisiae Rnr2 protein: requirement of Rnr4 and contribution of Grx3/4 AND Dre2 proteins. J Biol Chem (2011) 1.03
Structure of Toxoplasma gondii adenosine kinase in complex with an ATP analog at 1.1 angstroms resolution. Acta Crystallogr D Biol Crystallogr (2006) 1.03
Biosynthesis of the thiamin-thiazole in eukaryotes: identification of a thiazole tautomer intermediate. J Am Chem Soc (2008) 1.02
Domain organization of Salmonella typhimurium formylglycinamide ribonucleotide amidotransferase revealed by X-ray crystallography. Biochemistry (2004) 1.02
Crystal structure of a sulfur carrier protein complex found in the cysteine biosynthetic pathway of Mycobacterium tuberculosis. Biochemistry (2008) 1.02
Pyruvoyl-dependent arginine decarboxylase from Methanococcus jannaschii: crystal structures of the self-cleaved and S53A proenzyme forms. Structure (2003) 1.01
O-phospho-L-serine and the thiocarboxylated sulfur carrier protein CysO-COSH are substrates for CysM, a cysteine synthase from Mycobacterium tuberculosis. Biochemistry (2008) 1.00
Structure of the nitrogen-centered radical formed during inactivation of E. coli ribonucleotide reductase by 2'-azido-2'-deoxyuridine-5'-diphosphate: trapping of the 3'-ketonucleotide. J Am Chem Soc (2005) 0.99
Purification of polyhydroxybutyrate synthase from its native organism, Ralstonia eutropha: implications for the initiation and elongation of polymer formation in vivo. Biochemistry (2012) 0.98
Glycal formation in crystals of uridine phosphorylase. Biochemistry (2010) 0.98
Incorporation of fluorotyrosines into ribonucleotide reductase using an evolved, polyspecific aminoacyl-tRNA synthetase. J Am Chem Soc (2011) 0.98
Single-molecule colocalization FRET evidence that spliceosome activation precedes stable approach of 5' splice site and branch site. Proc Natl Acad Sci U S A (2013) 0.98
Structural examination of the transient 3-aminotyrosyl radical on the PCET pathway of E. coli ribonucleotide reductase by multifrequency EPR spectroscopy. J Am Chem Soc (2009) 0.98
Pyridoxal phosphate: biosynthesis and catabolism. Biochim Biophys Acta (2011) 0.97
Crystal structure of an aminoimidazole riboside kinase from Salmonella enterica: implications for the evolution of the ribokinase superfamily. Structure (2004) 0.97
Mechanistic understanding of Pyrococcus horikoshii Dph2, a [4Fe-4S] enzyme required for diphthamide biosynthesis. Mol Biosyst (2010) 0.97
Preliminary investigation of the three-dimensional structure of Salmonella typhimurium uridine phosphorylase in the crystalline state. Acta Crystallogr Sect F Struct Biol Cryst Commun (2005) 0.97
Structural similarities between thiamin-binding protein and thiaminase-I suggest a common ancestor. Biochemistry (2008) 0.96
Growth and localization of polyhydroxybutyrate granules in Ralstonia eutropha. J Bacteriol (2011) 0.96
Solution structure of the hydroperoxide of Co(III) phleomycin complexed with d(CCAGGCCTGG)2: evidence for binding by partial intercalation. Nucleic Acids Res (2002) 0.95
Thiamin phosphate synthase: the rate of pyrimidine carbocation formation. J Am Chem Soc (2007) 0.95
Detection of intermediates from the polymerization reaction catalyzed by a D302A mutant of class III polyhydroxyalkanoate (PHA) synthase. Biochemistry (2005) 0.95
Thiamin pyrimidine biosynthesis in Candida albicans : a remarkable reaction between histidine and pyridoxal phosphate. J Am Chem Soc (2012) 0.95
GC/MS methods to quantify the 2-deoxypentos-4-ulose and 3'-phosphoglycolate pathways of 4' oxidation of 2-deoxyribose in DNA: application to DNA damage produced by gamma radiation and bleomycin. Chem Res Toxicol (2007) 0.95
Structural basis for putrescine activation of human S-adenosylmethionine decarboxylase. Biochemistry (2008) 0.95
Structural biology of S-adenosylmethionine decarboxylase. Amino Acids (2009) 0.94
Structures of purine 2'-deoxyribosyltransferase, substrate complexes, and the ribosylated enzyme intermediate at 2.0 A resolution. Biochemistry (2004) 0.94
Function of the diiron cluster of Escherichia coli class Ia ribonucleotide reductase in proton-coupled electron transfer. J Am Chem Soc (2013) 0.94
The structure of human deoxycytidine kinase in complex with clofarabine reveals key interactions for prodrug activation. Acta Crystallogr D Biol Crystallogr (2006) 0.94
Determination of the in vivo stoichiometry of tyrosyl radical per betabeta' in Saccharomyces cerevisiae ribonucleotide reductase. Biochemistry (2006) 0.94
Methodology to probe subunit interactions in ribonucleotide reductases. Biochemistry (2008) 0.94
Mechanistic studies of semicarbazone triapine targeting human ribonucleotide reductase in vitro and in mammalian cells: tyrosyl radical quenching not involving reactive oxygen species. J Biol Chem (2012) 0.94
Use of 3-aminotyrosine to examine the pathway dependence of radical propagation in Escherichia coli ribonucleotide reductase. Biochemistry (2009) 0.94
ENDOR spectroscopy and DFT calculations: evidence for the hydrogen-bond network within α2 in the PCET of E. coli ribonucleotide reductase. J Am Chem Soc (2012) 0.93
Structural studies of thiamin monophosphate kinase in complex with substrates and products. Biochemistry (2008) 0.93
Three-dimensional structure of YaaE from Bacillus subtilis, a glutaminase implicated in pyridoxal-5'-phosphate biosynthesis. J Biol Chem (2003) 0.93
Site-specific replacement of a conserved tyrosine in ribonucleotide reductase with an aniline amino acid: a mechanistic probe for a redox-active tyrosine. J Am Chem Soc (2004) 0.93
Protein Radicals in Enzyme Catalysis. [Chem. Rev. 1998, 98, 705minus sign762. Chem Rev (1998) 0.93
Photo-ribonucleotide reductase β2 by selective cysteine labeling with a radical phototrigger. Proc Natl Acad Sci U S A (2011) 0.93