Search Results - "Margosiak, Stephen"

Structure-based design, synthesis, and study of pyrazolo[1,5-a][1,3,5]triazine derivatives as potent inhibitors of protein kinase CK2 by Nie, Zhe, Perretta, Carin, Erickson, Philip, Margosiak, Stephen, Almassy, Robert, Lu, Jia, Averill, April, Yager, Kraig M., Chu, Shaosong

“…Structure-guided modifications to a series of pyrazolo[1,5-a][1,3,5]triazine derivatives provided pM inhibitors of protein kinase CK2 with low μM cytotoxic…”
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Structural Characterization of Three Novel Hydroxamate-Based Zinc Chelating Inhibitors of the Clostridium botulinum Serotype A Neurotoxin Light Chain Metalloprotease Reveals a Compact Binding Site Resulting from 60/70 Loop Flexibility by Thompson, Aaron A, Jiao, Guan-Sheng, Kim, Seongjin, Thai, April, Cregar-Hernandez, Lynne, Margosiak, Stephen A, Johnson, Alan T, Han, Gye Won, O’Malley, Sean, Stevens, Raymond C

“…Neurotoxins synthesized by Clostridium botulinum bacteria (BoNT), the etiological agent of human botulism, are extremely toxic proteins making them high-risk…”
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Crystal structures of bacterial FabH suggest a molecular basis for the substrate specificity of the enzyme by Gajiwala, Ketan S., Margosiak, Stephen, Lu, Jia, Cortez, Joseph, Su, Ying, Nie, Zhe, Appelt, Krzysztof

“…FabH (β-ketoacyl-acyl carrier protein synthase III) is unique in that it initiates fatty acid biosynthesis, is inhibited by long-chain fatty acids providing…”
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Small Molecule Pan-Dengue and West Nile Virus NS3 Protease Inhibitors by Cregar-Hernandez, Lynne, Jiao, Guan-Sheng, Johnson, Alan T, Lehrer, Axel T, Wong, Teri Ann S, Margosiak, Stephen A

“…Background: Dengue fever, dengue haemorrhagic fever, and dengue shock syndrome are caused by infections with any of the four serotypes of the dengue virus…”
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Structure-Based Design, Synthesis, and Antimicrobial Activity of Indazole-Derived SAH/MTA Nucleosidase Inhibitors by Li, Xiaoming, Chu, Sam, Feher, Victoria A, Khalili, Mitra, Nie, Zhe, Margosiak, Stephen, Nikulin, Victor, Levin, James, Sprankle, Kelly G, Tedder, Martina E, Almassy, Robert, Appelt, Krzysztof, Yager, Kraig M

“…The structure-based design, synthesis, and biological activity of a novel indazole-containing inhibitor series for S-adenosyl homocysteine/methylthioadenosine…”
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Antidotes to anthrax lethal factor intoxication. Part 2: Structural modifications leading to improved in vivo efficacy by Kim, Seongjin, Jiao, Guan-Sheng, Moayeri, Mahtab, Crown, Devorah, Cregar-Hernandez, Lynne, McKasson, Linda, Margosiak, Stephen A., Leppla, Stephen H., Johnson, Alan T.

“…New anthrax lethal factor inhibitors (LFIs) were designed based upon previously identified potent inhibitors 1a and 2. Combining the new core structures with…”
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Antidotes to anthrax lethal factor intoxication. Part 1: Discovery of potent lethal factor inhibitors with in vivo efficacy by Jiao, Guan-Sheng, Kim, Seongjin, Moayeri, Mahtab, Cregar-Hernandez, Lynne, McKasson, Linda, Margosiak, Stephen A., Leppla, Stephen H., Johnson, Alan T.

“…Sub-nanomolar small molecule inhibitors of anthrax lethal factor have been identified. Sub-nanomolar small molecule inhibitors of anthrax lethal factor have…”
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Antidotes to anthrax lethal factor intoxication. Part 3: Evaluation of core structures and further modifications to the C2-side chain by Jiao, Guan-Sheng, Kim, Seongjin, Moayeri, Mahtab, Crown, Devorah, Thai, April, Cregar-Hernandez, Lynne, McKasson, Linda, Sankaran, Banumathi, Lehrer, Axel, Wong, Teri, Johns, Lisa, Margosiak, Stephen A., Leppla, Stephen H., Johnson, Alan T.

“…Four core structures capable of providing sub-nanomolar inhibitors of anthrax lethal factor (LF) were evaluated by comparing the potential for toxicity,…”
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Virtual medicinal chemistry: In silico pre-docking functional group transformation for discovery of novel inhibitors of botulinum toxin serotype A light chain by O’Malley, Sean, Sareth, Sina, Jiao, Guan-Sheng, Kim, Seongjin, Thai, April, Cregar-Hernandez, Lynne, McKasson, Linda, Margosiak, Stephen A., Johnson, Alan T.

“…A novel method for applying high-throughput docking to challenging metalloenzyme targets is described. The method utilizes information-based virtual…”
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Dimerization of the Human Cytomegalovirus Protease:  Kinetic and Biochemical Characterization of the Catalytic Homodimer by Margosiak, Stephen A, Vanderpool, Darin L, Sisson, Wes, Pinko, Christopher, Kan, Chen-Chen

“…The single-chain 28 kDa human cytomegalovirus (HCMV) protease catalytic domain containing the A143Q mutation has been kinetically and conformationally…”
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Structure of the Human Cytomegalovirus Protease Catalytic Domain Reveals a Novel Serine Protease Fold and Catalytic Triad by Chen, Ping, Tsuge, Hideaki, Almassy, Robert J., Gribskov, Cindy L., Katoh, Susumu, Vanderpool, Darin L., Margosiak, Stephen A., Pinko, Christopher, Matthews, David A., Kan, Chen-Chen

“…Proteolytic processing of capsid assembly protein precursors by herpesvirus proteases is essential for virion maturation. A 2.5 Å crystal structure of the…”
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Protein Structure-Based Design, Synthesis, and Biological Evaluation of 5-Thia-2,6-diamino-4(3H)-oxopyrimidines:  Potent Inhibitors of Glycinamide Ribonucleotide Transformylase with Potent Cell Growth Inhibition by Varney, Michael D, Palmer, Cindy L, Romines, William H, Boritzki, Theodore, Margosiak, Stephen A, Almassy, Robert, Janson, Cheryl A, Bartlett, Charlotte, Howland, Eleanor J, Ferre, Rosanne

“…The design, synthesis, biochemical, and biological evaluation of a novel series of 5-thia-2,6-diamino-4(3H)-oxopyrimidine inhibitors of glycinamide…”
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Structure-based design and synthesis of novel macrocyclic pyrazolo[1,5- a] [1,3,5]triazine compounds as potent inhibitors of protein kinase CK2 and their anticancer activities by Nie, Zhe, Perretta, Carin, Erickson, Philip, Margosiak, Stephen, Lu, Jia, Averill, April, Almassy, Robert, Chu, Shaosong

“…A series of macrocyclic derivatives has been designed and synthesized based on the X-ray co-crystal structures of pyrazolo[1,5- a] [1,3,5]triazines with corn…”
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Identification of the large subunit of ribulose 1,5-bisphosphate carboxylase/oxygenase as a substrate for transglutaminase in Medicago sativa L. (alfalfa) by MARGOSIAK, S. A, DHARMA, A, BRUCE-CARVER, M. R, GONZALES, A. P, LOUIE, D, KUEHN, G. D

“…Extracts prepared from floral meristematic tissue of alfalfa (Medicago sativa L.) were investigated for expression of the enzyme transglutaminase in order to…”
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Implications for Chk1 Regulation: The 1.7 Å Crystal Structure of Human Cell Cycle Checkpoint Kinase Chk1 by Chen, Ping, Luo, Chun, Deng, Yali, Ryan, Kevin, Register, James, Margosiak, Stephen, Tempczyk-Russell, Anna, Nguyen, Binh, Myers, Pamela, Lundgren, Karen, Kan, Chen-Chen, O'Connor, Patrick M

“…The checkpoint kinase Chk1 is an important mediator of cell cycle arrest following DNA damage. The 1.7 Å resolution crystal structures of the human Chk1 kinase…”
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Structure-based design of novel human Pin1 inhibitors (I) by Guo, Chuangxing, Hou, Xinjun, Dong, Liming, Dagostino, Eleanor, Greasley, Samantha, Ferre, RoseAnn, Marakovits, Joseph, Johnson, M. Catherine, Matthews, David, Mroczkowski, Barbara, Parge, Hans, VanArsdale, Todd, Popoff, Ian, Piraino, Joseph, Margosiak, Stephen, Thomson, James, Los, Gerrit, Murray, Brion W.

“…A series of novel non-peptide small molecular PIN1 inhibitors was discovered utilizing SBDD and combinatorial approach. The simplified pharmacophore opens the…”
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Structure-Based Design, Synthesis, and Study of Potent Inhibitors of β-Ketoacyl-acyl Carrier Protein Synthase III as Potential Antimicrobial Agents by Nie, Zhe, Perretta, Carin, Lu, Jia, Su, Ying, Margosiak, Stephen, Gajiwala, Ketan S, Cortez, Joseph, Nikulin, Victor, Yager, Kraig M, Appelt, Krzysztof, Chu, Shaosong

“…Fatty acid biosynthesis is essential for bacterial survival. Components of this biosynthetic pathway have been identified as attractive targets for the…”
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The 1.7 A crystal structure of human cell cycle checkpoint kinase Chk1: implications for Chk1 regulation by Chen, P, Luo, C, Deng, Y, Ryan, K, Register, J, Margosiak, S, Tempczyk-Russell, A, Nguyen, B, Myers, P, Lundgren, K, Kan, C C, O'Connor, P M

“…The checkpoint kinase Chk1 is an important mediator of cell cycle arrest following DNA damage. The 1.7 A resolution crystal structures of the human Chk1 kinase…”
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Structural Characterization of Three Novel Hydroxamate-based Zinc Chelating Inhibitors of the C. botulinum Serotype A Neurotoxin Light Chain Metalloprotease Reveals a Compact Binding Site Resulting from 60/70 Loop Flexibility by Thompson, Aaron A., Jiao, Guan-Sheng, Kim, Seongjin, Thai, April, Cregar-Hernandez, Lynne, Margosiak, Stephen A., Johnson, Alan T., Han, Gye Won, O’Malley, Sean, Stevens, Raymond C.

“…Neurotoxins synthesized by Clostridium botulinum bacteria (BoNT), the etiological agent of human botulism, are extremely toxic proteins making them high-risk…”
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Crystal Structure of Human ABAD/HSD10 with a Bound Inhibitor: Implications for Design of Alzheimer's Disease Therapeutics by Kissinger, Charles R., Rejto, Paul A., Pelletier, Laura A., Thomson, James A., Showalter, Richard E., Abreo, Melwyn A., Agree, Charles S., Margosiak, Stephen, Meng, Jerry J., Aust, Robert M., Vanderpool, Darin, Li, Bin, Tempczyk-Russell, Anna, Villafranca, J. Ernest

“…The enzyme 17β-hydroxysteroid dehydrogenase type 10 (HSD10), also known as amyloid β-peptide-binding alcohol dehydrogenase (ABAD), has been implicated in the…”
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