Howard Zalkin spends much of his time researching Biochemistry, Binding site, Molecular biology, Glutamine amidotransferase and Glutamine. Howard Zalkin regularly ties together related areas like Bacillus subtilis in his Biochemistry studies. The various areas that Howard Zalkin examines in his Binding site study include Repressor and Purr.
Howard Zalkin combines subjects such as RNA, Messenger RNA and Transcription with his study of Molecular biology. His biological study spans a wide range of topics, including Stereochemistry and Active site. His Stereochemistry research is multidisciplinary, incorporating perspectives in Asparagine synthetase and Enzyme.
Howard Zalkin mainly investigates Biochemistry, Enzyme, Glutamine, Purr and Repressor. His Biochemistry study integrates concerns from other disciplines, such as Molecular biology, Stereochemistry and Bacillus subtilis. His work in the fields of Enzyme, such as Substrate, intersects with other areas such as Phosphoribosyltransferase.
Howard Zalkin works mostly in the field of Glutamine, limiting it down to concerns involving Cysteine and, occasionally, Histidine. His Purr study incorporates themes from Mutant, Regulon, DNA, Operator and Lac repressor. The Repressor study combines topics in areas such as Purine, Operon, Binding site and Hypoxanthine.
Biochemistry, Purr, Repressor, Glutamine and Bacillus subtilis are his primary areas of study. His Purr research is multidisciplinary, incorporating elements of Lac repressor, Guanine, Mutant and DNA. The concepts of his Repressor study are interwoven with issues in Binding domain, Binding site and Hypoxanthine.
Within one scientific family, he focuses on topics pertaining to Operon under Bacillus subtilis, and may sometimes address concerns connected to DNA footprinting. Howard Zalkin works mostly in the field of Transcription, limiting it down to topics relating to Molecular biology and, in certain cases, Gene. His work carried out in the field of Glutamine amidotransferase brings together such families of science as Enzyme, Active site, Asparagine synthetase and Stereochemistry.
Howard Zalkin mostly deals with Biochemistry, Glutamine amidotransferase, Glutamine, Purine and Binding site. His research in Biochemistry is mostly focused on Allosteric regulation. His study explores the link between Glutamine amidotransferase and topics such as Stereochemistry that cross with problems in Asparagine synthetase and Enzyme.
His study focuses on the intersection of Purine and fields such as Psychological repression with connections in the field of Open reading frame, Mutant and Guanosine. Howard Zalkin has researched Binding site in several fields, including Biophysics, Active site, Lac repressor, Repressor and Bacillus subtilis. Howard Zalkin interconnects Regulation of gene expression, Transcription and Gene in the investigation of issues within Bacillus subtilis.
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Crystal structure of LacI member, PurR, bound to DNA: minor groove binding by alpha helices
Maria A. Schumacher;Kang Yell Choi;Howard Zalkin;Richard G. Brennan.
Enzymes Utilizing Glutamine as an Amide Donor
Howard Zalkin;Janet L. Smith.
Advances in Enzymology and Related Areas of Molecular Biology (1998)
Cloning and characterization of a 12-gene cluster from Bacillus subtilis encoding nine enzymes for de novo purine nucleotide synthesis.
D J Ebbole;H Zalkin.
Journal of Biological Chemistry (1987)
Structure of the allosteric regulatory enzyme of purine biosynthesis
Janet L. Smith;Eugene J. Zaluzec;Eugene J. Zaluzec;Jean Pierre Wery;Jean Pierre Wery;Liwen Niu;Liwen Niu.
Coupled Formation of an Amidotransferase Interdomain Ammonia Channel and a Phosphoribosyltransferase Active Site
Joseph M. Krahn;Jeong Hyun Kim;Mark R. Burns;Ronald J. Parry.
De novo purine nucleotide biosynthesis.
Howard Zalkin;Jack E. Dixon.
Progress in Nucleic Acid Research and Molecular Biology (1992)
Escherichia coli gene purR encoding a repressor protein for purine nucleotide synthesis: cloning, nucleotide sequence, and interaction with the purF operator
R J Rolfes;H Zalkin.
Journal of Biological Chemistry (1988)
A mutation in adenylosuccinate lyase associated with mental retardation and autistic features.
Randy L. Stone;Junko Aimi;Bruce A. Barshop;Jaak Jaeken.
Nature Genetics (1992)
The Anthranilate Synthetase-Anthranilate-5-Phosphoribosylpyrophosphate Phosphoribosyltransferase Aggregate ON THE REACTION MECHANISM OF ANTHRANILATE SYNTHETASE FROM SALMONELLA TYPHIMURIUM
H. Nagano;H. Zalkin;Ellen J. Henderson.
Journal of Biological Chemistry (1970)
Nucleotide sequence of Escherichia coli purF and deduced amino acid sequence of glutamine phosphoribosylpyrophosphate amidotransferase.
J Y Tso;H Zalkin;M van Cleemput;C Yanofsky.
Journal of Biological Chemistry (1982)
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