CREB Binding Protein (CREBBP) is a coactivator of transcription factor CREB that activates genes in cAMP transcriptional pathway. The coactivator binds to transcription factor activation domains positions histone acetyltransferases near specific nucleosomes in target gene promoter regions, recognizing the acetylated lysine residue.
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Our Halogen-Enriched Fragment Library comprises 708 brominated fragments that can explore binding sites for favorable halogen bond interactions to identify unique binding modes that are complementary to those obtained from classical fragment-based screening.
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Fragment-based lead design (FBLD) could be used to identify new metal-binding groups for metalloenzyme inhibitors. Several small-molecule chelators have been shown to effectively inhibit metalloproteins, therefore the design,
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Enzymes involved in the epigenetic regulation of the genome represent promising starting points for therapeutic intervention by small molecules, and DNA methyltransferases (DNMT) are emerging targets for the development of a new class of cancer therapeutics.
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Epigenetic regulators are new popular targets for cancer treatment. One of the promising epigenetic drug targets is Bromodomain-containing Protein 4 (BRD4) that binds to acetylated histone lysine residues and stimulates transcriptional elongation leading to expression of growth-promoting genes.
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UPDATED! The library has been just updated!
The central purpose of this specially designed Fragment Library is to provide
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This section contains information on current OTAVAchemicals products and services (downloadable files in PDF format).
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It is generally acknowledged that histamine is an important regulator of a plethora of (patho) physiological conditions and exerts its actions through the interaction with four histamine receptor subtypes. All these receptors belong to the family of heptahelical GPCR's and are considered as a promising molecular targets for drug development.
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Post-translational modifications, such as acetylation or phosphorylation, play a crucial role in the regulation of gene transcription in eukaryotes. Different subtypes of histone acetyltransferases (HATs) catalyze the acetylation of histones on specific lysine residues.
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Liver X receptors (LXRs) are nuclear receptors that regulate the metabolism of cholesterol and bile acids. LXRs function as nuclear cholesterol sensors that are activated in response to elevated intracellular cholesterol levels in multiple cell types.
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Classical histone deacetylases (HDACs classes I, II, and IV) are a promising novel class of epigenetic anti-cancer drug targets. Inhibition of histone deacetylases results in hyperacetylation of histones and modulates gene expression by creating an open chromatin state that leads to expression of previously silenced genes.
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Histone methyltransferases are promising epigenetic drug targets. Several drugs that inhibit histone methyltransferases have been developed for anticancer therapy. DOT1L histone H3 methyltransferase methylates lysine 79 on histone H3 (H3K79), within the globular histone domain upon which DNA is wrapped.
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