Search Results - "Ho, P Shing"
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Definition of the halogen bond (IUPAC Recommendations 2013)
Published in Pure and applied chemistry (01-01-2013)“…This recommendation proposes a definition for the term “halogen bond”, which designates a specific subset of the inter- and intramolecular interactions…”
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Computational Tools To Model Halogen Bonds in Medicinal Chemistry
Published in Journal of medicinal chemistry (10-03-2016)“…The use of halogens in therapeutics dates back to the earliest days of medicine when seaweed was used as a source of iodine to treat goiters. The incorporation…”
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Halogen bonding (X‐bonding): A biological perspective
Published in Protein science (01-02-2013)“…The concept of the halogen bond (or X‐bond) has become recognized as contributing significantly to the specificity in recognition of a large class of…”
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Structure of the Holliday junction: applications beyond recombination
Published in Biochemical Society transactions (15-10-2017)“…The Holliday junction (HJ) is an essential element in recombination and related mechanisms. The structure of this four-stranded DNA assembly, which is now…”
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Halogen bonds as orthogonal molecular interactions to hydrogen bonds
Published in Nature chemistry (01-04-2009)“…Halogen bonds (X-bonds) are shown to be geometrically perpendicular to and energetically independent of hydrogen bonds (H-bonds) that share a common carbonyl…”
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Increasing Enzyme Stability and Activity through Hydrogen Bond-Enhanced Halogen Bonds
Published in Biochemistry (Easton) (17-07-2018)“…The construction of more stable proteins is important in biomolecular engineering, particularly in the design of biologics-based therapeutics. We show here…”
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Directing macromolecular conformation through halogen bonds
Published in Proceedings of the National Academy of Sciences - PNAS (10-04-2007)“…The halogen bond, a noncovalent interaction involving polarizable chlorine, bromine, or iodine molecular substituents, is now being exploited to control the…”
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Structure–Energy Relationships of Halogen Bonds in Proteins
Published in Biochemistry (Easton) (06-06-2017)“…The structures and stabilities of proteins are defined by a series of weak noncovalent electrostatic, van der Waals, and hydrogen bond (HB) interactions. In…”
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Biomolecular halogen bonds
Published in Topics in current chemistry (01-01-2015)“…Halogens are atypical elements in biology, but are common as substituents in ligands, including thyroid hormones and inhibitors, which bind specifically to…”
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A Biological Take on Halogen Bonding and Other Non‐Classical Non‐Covalent Interactions
Published in Chemical record (01-05-2021)“…Classical hydrogen bonds have, for many decades, been the dominant non‐covalent interaction in the toolbox that chemists and chemical engineers have used to…”
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Halogen Bonds in Biological Molecules
Published in Proceedings of the National Academy of Sciences - PNAS (30-11-2004)“…Short oxygen-halogen interactions have been known in organic chemistry since the 1950s and recently have been exploited in the design of supramolecular…”
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Sulfur as an Acceptor to Bromine in Biomolecular Halogen Bonds
Published in The journal of physical chemistry letters (07-09-2017)“…The halogen bond (X-bond) has become an important design element in chemistry, including medicinal chemistry and biomolecular engineering. Although oxygen is…”
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Relationships between hydrogen bonds and halogen bonds in biological systems
Published in Acta crystallographica Section B, Structural science, crystal engineering and materials (01-04-2017)“…The recent recognition that halogen bonding (XB) plays important roles in the recognition and assembly of biological molecules has led to new approaches in…”
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Phylogenomic analysis of the emergence of GC-rich transcription elements
Published in Proceedings of the National Academy of Sciences - PNAS (16-10-2007)“…We have applied a comparative phylogenomic analysis to study the evolutionary relationships between GC content, CpG-dinucleotide content (CpGs), potential…”
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A Functional Interplay between Human Immunodeficiency Virus Type 1 Protease Residues 77 and 93 Involved in Differential Regulation of Precursor Autoprocessing and Mature Protease Activity
Published in PloS one (20-04-2015)“…HIV-1 protease (PR) is a viral enzyme vital to the production of infectious virions. It is initially synthesized as part of the Gag-Pol polyprotein precursor…”
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How Sequence Defines Structure: A Crystallographic Map of DNA Structure and Conformation
Published in Proceedings of the National Academy of Sciences - PNAS (17-05-2005)“…The fundamental question of how sequence defines conformation is explicitly answered if the structures of all possible sequences of a macromolecule are…”
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Mass Spectrometric Approaches Using Electrospray Ionization Charge States and Hydrogen-Deuterium Exchange for Determining Protein Structures and Their Conformational Changes
Published in Molecular & cellular proteomics (01-01-2004)“…Electrospray ionization (ESI) mass spectrometry (MS) is a powerful analytical tool for elucidating structural details of proteins in solution especially when…”
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Distributions of Z-DNA and nuclear factor I in human chromosome 22: a model for coupled transcriptional regulation
Published in Nucleic acids research (01-01-2004)“…An analysis of the human chromosome 22 genomic sequence shows that both Z-DNA forming regions (ZDRs) and promoter sites for nuclear factor-I (NFI) are…”
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The Holliday Junction in an Inverted Repeat DNA Sequence: Sequence Effects on the Structure of Four-Way Junctions
Published in Proceedings of the National Academy of Sciences - PNAS (11-04-2000)“…Holliday junctions are important structural intermediates in recombination, viral integration, and DNA repair. We present here the single-crystal structure of…”
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Non‐classical Non‐covalent σ‐Hole Interactions in Protein Structure and Function: Concepts for Potential Protein Engineering Applications
Published in Chemistry, an Asian journal (03-04-2023)“…The structures and associated functions of biological molecules are driven by noncovalent interactions, which have classically been dominated by the hydrogen…”
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