Search Results - "Mittl, Peer R.E"
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Emergence of a catalytic tetrad during evolution of a highly active artificial aldolase
Published in Nature chemistry (01-01-2017)“…Designing catalysts that achieve the rates and selectivities of natural enzymes is a long-standing goal in protein chemistry. Here, we show that an…”
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2
Noncanonical Heme Ligands Steer Carbene Transfer Reactivity in an Artificial Metalloenzyme
Published in Angewandte Chemie International Edition (25-06-2021)“…Changing the primary metal coordination sphere is a powerful strategy for tuning metalloprotein properties. Here we used amber stop codon suppression with…”
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3
Evolution of a highly active and enantiospecific metalloenzyme from short peptides
Published in Science (American Association for the Advancement of Science) (14-12-2018)“…Primordial sequence signatures in modern proteins imply ancestral origins tracing back to simple peptides. Although short peptides seldom adopt unique folds,…”
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4
Emergence of a Negative Activation Heat Capacity during Evolution of a Designed Enzyme
Published in Journal of the American Chemical Society (31-07-2019)“…Temperature influences the reaction kinetics and evolvability of all enzymes. To understand how evolution shapes the thermodynamic drivers of catalysis, we…”
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5
Precision is essential for efficient catalysis in an evolved Kemp eliminase
Published in Nature (London) (21-11-2013)“…A computationally designed enzyme that was evolved to accelerate a chemical reaction 6 × 10 8 -fold approaches the exceptional efficiency of highly optimized…”
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6
A Chemically Programmed Proximal Ligand Enhances the Catalytic Properties of a Heme Enzyme
Published in Journal of the American Chemical Society (07-09-2016)“…Enzymes rely on complex interactions between precisely positioned active site residues as a mechanism to compensate for the limited functionality contained…”
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7
Drug Design Inspired by Nature: Crystallographic Detection of an Auto‐Tailored Protease Inhibitor Template
Published in Angewandte Chemie International Edition (18-03-2019)“…De novo drug discovery is still a challenge in the search for potent and selective modulators of therapeutically relevant target proteins. Here, we disclose…”
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8
Computationally Designed Armadillo Repeat Proteins for Modular Peptide Recognition
Published in Journal of molecular biology (06-11-2016)“…Armadillo repeat proteins (ArmRPs) recognize their target peptide in extended conformation and bind, in a first approximation, two residues per repeat. Thus,…”
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9
Structure‐based optimization of designed Armadillo‐repeat proteins
Published in Protein science (01-07-2012)“…The armadillo domain is a right‐handed super‐helix of repeating units composed of three α‐helices each. Armadillo repeat proteins (ArmRPs) are frequently…”
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10
Specific Inhibition of Caspase-3 by a Competitive DARPin: Molecular Mimicry between Native and Designed Inhibitors
Published in Structure (London) (05-02-2013)“…Dysregulation of apoptosis is associated with several human diseases. The main apoptotic mediators are caspases, which propagate death signals to downstream…”
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11
Structure-Activity Studies in a Family of β-Hairpin Protein Epitope Mimetic Inhibitors of the p53-HDM2 Protein-Protein Interaction
Published in Chembiochem : a European journal of chemical biology (01-03-2006)“…Inhibitors of the interaction between the p53 tumor-suppressor protein and its natural human inhibitor HDM2 are attractive as potential anticancer agents. In…”
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12
Stabilizing Ionic Interactions in a Full-consensus Ankyrin Repeat Protein
Published in Journal of molecular biology (08-02-2008)“…Full-consensus designed ankyrin repeat proteins (DARPins), in which randomized positions of the previously described DARPin library have been fixed, are…”
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13
Autoproteolytic and Catalytic Mechanisms for the β-Aminopeptidase BapA—A Member of the Ntn Hydrolase Family
Published in Structure (London) (07-11-2012)“…The β-aminopeptidase BapA from Sphingosinicella xenopeptidilytica belongs to the N-terminal nucleophile (Ntn) hydrolases of the DmpA-like family and has the…”
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14
Structure of the PRYSPRY-domain: Implications for autoinflammatory diseases
Published in FEBS letters (09-01-2006)“…We determined the first structure of PRYSPRY, a domain found in over 500 different proteins, involved in innate immune signaling, cytokine signaling…”
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15
Extended Substrate Recognition in Caspase-3 Revealed by High Resolution X-ray Structure Analysis
Published in Journal of molecular biology (23-06-2006)“…Caspases are cysteine proteases involved in the signalling cascades of programmed cell death in which caspase-3 plays a central role, since it propagates death…”
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16
The crystal structure of Helicobacter cysteine-rich protein C at 2.0 A resolution: similar peptide-binding sites in TPR and SEL1-like repeat proteins
Published in Journal of molecular biology (16-07-2004)“…Helicobacter pylori is a Gram-negative human pathogen that infects the gastric mucosa and causes an inflammatory process leading to gastritis, ulceration and…”
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17
Helicobacter pylori evolution: lineage- specific adaptations in homologs of eukaryotic Sel1-like genes
Published in PLoS computational biology (01-08-2007)“…Geographic partitioning is postulated to foster divergence of Helicobacter pylori populations as an adaptive response to local differences in predominant host…”
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18
Structural genomics: opportunities and challenges
Published in Current Opinion in Chemical Biology (01-08-2001)“…Following the complete genome sequencing of an increasing number of organisms, structural biology is engaging in a systematic approach of high-throughput…”
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19
The Crystal Structure of Metal-free Human EF-hand Protein S100A3 at 1.7-Å Resolution
Published in The Journal of biological chemistry (06-09-2002)“…S100A3 is a unique member of the EF-hand superfamily of Ca2+-binding proteins. It binds Ca2+ with poor affinity (Kd = 4–35 mm) but Zn2+ with exceptionally high…”
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20
A Noncanonical Proximal Heme Ligand Affords an Efficient Peroxidase in a Globin Fold
Published in Journal of the American Chemical Society (31-01-2018)“…Expanding the range of genetically encoded metal coordination environments accessible within tunable protein scaffolds presents excellent opportunities for the…”
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