Search Results - "Krahn, Daniel"
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A chemical inhibitor of jasmonate signaling targets JAR1 in Arabidopsis thaliana
Published in Nature chemical biology (01-10-2014)“…Jasmonate derivatives regulate numerous defense and developmental pathways in plants. A chemical screen in Arabidopsis thaliana identifies jarin-1 as an…”
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2
The chemistry and biology of syringolins, glidobactins and cepafungins (syrbactins)
Published in Natural product reports (01-01-2011)“…Syrbactin is a subordinate term for the syringolin, glidobactin and cepafungin natural product families. Their grouping is based on their related molecular…”
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3
Triazine Probes Target Ascorbate Peroxidases in Plants
Published in Plant physiology (Bethesda) (01-08-2019)“…Though they are rare in nature, anthropogenic 1,3,5-triazines have been used in herbicides as chemically stable scaffolds. Here, we show that small…”
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4
Activity-based probes trap early active intermediates during metacaspase activation
Published in iScience (18-11-2022)“…Metacaspases are essential cysteine proteases present in plants, fungi, and protists that are regulated by calcium binding and proteolytic maturation through…”
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5
Proteasome Activity Imaging and Profiling Characterizes Bacterial Effector Syringolin A
Published in Plant physiology (Bethesda) (01-01-2011)“…Syringolin A (SylA) is a nonribosomal cyclic peptide produced by the bacterial pathogen Pseudomonas syringae pv syringae that can inhibit the eukaryotic…”
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6
Enzymatic Timing and Tailoring of Macrolactamization in Syringolin Biosynthesis
Published in Organic letters (02-09-2011)“…The enzymatic activation of 3,4-dehydrolysine and subsequent formation of the 12-membered syringolin macrolactam were investigated. The timing of the…”
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Extracellular proteolytic cascade in tomato activates immune protease Rcr3
Published in Proceedings of the National Academy of Sciences - PNAS (21-07-2020)“…Proteolytic cascades regulate immunity and development in animals, but these cascades in plants have not yet been reported. Here we report that the…”
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Multi-omics approaches to study platelet mechanisms
Published in Current opinion in chemical biology (01-04-2023)“…Platelets are small anucleate cell fragments (2–4 μm in diameter) in the blood, which play an essential role in thrombosis and hemostasis. Genetic or acquired…”
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Activity‐based proteomics uncovers suppressed hydrolases and a neo‐functionalised antibacterial enzyme at the plant–pathogen interface
Published in The New phytologist (01-01-2024)“…Summary The extracellular space of plant tissues contains hundreds of hydrolases that might harm colonising microbes. Successful pathogens may suppress these…”
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10
Imitation of β-lactam binding enables broad-spectrum metallo-β-lactamase inhibitors
Published in Nature chemistry (01-01-2022)“…Carbapenems are vital antibiotics, but their efficacy is increasingly compromised by metallo-β-lactamases (MBLs). Here we report the discovery and optimization…”
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11
LAP6/POLYKETIDE SYNTHASE A and LAP5/POLYKETIDE SYNTHASE B Encode Hydroxyalkyl α-Pyrone Synthases Required for Pollen Development and Sporopollenin Biosynthesis in Arabidopsis thaliana
Published in The Plant cell (01-12-2010)“…Plant type III polyketide synthases (PKSs) catalyze the condensation of malonyl-CoA units with various CoA ester starter molecules to generate a diverse array…”
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12
Zelkovamycin is an OXPHOS Inhibitory Member of the Argyrin Natural Product Family
Published in Chemistry : a European journal (14-07-2020)“…Natural products (NPs) are an important inspirational source for developing drugs and chemical probes. In 1999, the group of Ōmura reported the constitutional…”
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13
Broad‐range metalloprotease profiling in plants uncovers immunity provided by defence‐related metalloenzyme
Published in The New phytologist (01-08-2022)“…Summary Plants encode > 100 metalloproteases representing > 19 different protein families. Tools to study this large and diverse class of proteases have not…”
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The chemical compound ‘Heatin’ stimulates hypocotyl elongation and interferes with the Arabidopsis NIT1‐subfamily of nitrilases
Published in The Plant journal : for cell and molecular biology (01-06-2021)“…SUMMARY Temperature passively affects biological processes involved in plant growth. Therefore, it is challenging to study the dedicated temperature signalling…”
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15
Triazine Probes Target Ascorbate Peroxidases in Plants1
Published in Plant physiology (Bethesda) (28-05-2019)“…3,5-triazines label and inhibit ascorbate peroxidases (APXs) in plants, revealing that triazine herbicides and their degradation products block APXs and reduce…”
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The natural product hybrid of Syringolin A and Glidobactin A synergizes proteasome inhibition potency with subsite selectivity
Published in Chemical communications (Cambridge, England) (07-01-2011)“…The preparation of a Syringolin A/Glidobactin A hybrid (SylA-GlbA) consisting of a SylA macrocycle connected to the GlbA side chain and its potent proteasome…”
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Regioselective Functionalization of 3-Hydroxy-pyridine Carboxylates by Neighboring Group Assistance
Published in Chemistry, an Asian journal (20-10-2016)“…Regioselective hydrolysis, transesterification, and aminolysis of unactivated, highly substituted pyridine esters were realized under mild conditions by…”
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Identification of a Selective, Activity-Based Probe for Glyceraldehyde 3-Phosphate Dehydrogenases
Published in Angewandte Chemie International Edition (21-05-2012)“…Exceptionally specific: The natural‐product‐like structural complexity of a bicyclic hydantoin was exploited to generate the novel, highly specific…”
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Triazine Probes Target Ascorbate Peroxidases in Plants
Published in Plant physiology (Bethesda) (31-07-2019)“…Though they are rare in nature, anthropogenic 1,3,5-triazines have been used in herbicides as chemically stable scaffolds. Here, we show that small…”
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Journal Article -
20
Proteasome Activity Imaging and Profiling Characterizes Bacterial Effector Syringolin A1[W]
Published in Plant physiology (Bethesda) (01-01-2011)“…Syringolin A (SylA) is a nonribosomal cyclic peptide produced by the bacterial pathogen Pseudomonas syringae pv syringae that can inhibit the eukaryotic…”
Get full text
Journal Article