摘要:
The invention relates to a method for evaluation of a compound-target interaction in vivo, comprising the steps of administering the compound to an animal, taking a body fluid sample of the animal, determining the concentration of the compound in the body fluid sample, taking a cellular sample of the animal containing the target, preparing a protein preparation of said cellular sample, providing an immobilised ligand capable of binding to the target, contacting the protein preparation with the immobilised ligand under conditions allowing the formation of a complex between the immobilised ligand and the target, determining the amount of complexes formed in step, and correlating the amount of complexes with the concentration of the compound in the body fluid sample.
摘要:
The invention features methods for the identification of leucine-rich kinase 2 (LRRK2) inhibitors using indol ligand 91. Generally, these methods include identifying compounds that compete with indol ligand 91 for binding to LRRK2.
摘要:
The present invention relates to methods for the characterization of enzymes or of enzyme-compound complexes, wherein the enzyme is obtained from a protein preparation with the help of at least one broad spectrum ligand immobilized on a solid support and wherein the enzyme is characterized by mass spectrometry. These methods are useful for the screening of non-immobilized compound libraries, selectivity profiling of lead compounds and mechanism of action studies in living cells.
摘要:
The invention relates to epitopes of the tau protein which are specifically occurring in a phosphorylated state in tau protein from Alzheimer paired helical filaments, to protein kinases which are responsible for the phosphorylation of the amino acids of the tau protein giving rise to said epitopes, and to antibodies specific for said epitopes. The invention further relates to pharmaceutical compositions for the treatment or prevention of Alzheimer's disease, to diagnostic compositions and methods for the detection of Alzheimer's disease and to the use of said epitopes for the generation of antibodies specifically detecting Alzheimer tau protein. Additionally, the invention relates to methods for testing drugs effective in dissolving Alzheimer paired helical filaments or preventing the formation thereof.
摘要:
The present invention relates to a DNA sequence encoding a novel neuronal protein kinase (NPK) which phosphorylates tau proteins as well as other microtubule associated proteins (MAPs) in positions crucial for the binding to microtubules. The invention further relates to Serine or Theorine residues and epitopes comprising said residues phosphorylated by said NPK on said MAPs, to antibodies specifically binding to said protein kinase, pharmaceutical compositions comprising inhibitors to said protein kinase, in particular for the treatment of Alzheimer's disease and cancer, to diagnostic kits and to in vitro diagnostic methods for the detection of Alzheimer's disease and cancer.
摘要:
The invention relates to epitopes of the protein which are specifically occurring in a phosphorylated state in tau protein from Alzheimer paired helical filaments, to protein kinases which are responsible for the phosphorylation of the amino acids of the tau protein giving rise to said epitopes, and to antibodies specific for said epitopes. The invention further relates to pharmaceutical compositions for the treatment or prevention of Alzheimer's disease, to diagnostic compositions and methods for the detection of Alzheimer's disease and to the use of said epitopes for the generation of antibodies specifically detecting Alzheimer tau protein. Additionally, the invention relates to methods for testing drugs effective in dissolving Alzheimer paired helical filaments or preventing the formation thereof.
摘要:
The present invention relates to methods for the identification and characterization (e.g. selectivity profiling) of HDAC interacting compounds using protein preparations derived from cells endogenously expressing HDACs or cell preparations containing said HDACs.
摘要:
The invention provides in a first aspect a method for the identification of an ZAP-70 interacting compound, comprising the steps of a) providing a protein preparation containing phosphorylated ZAP-70, b) contacting the protein preparation with aminopyrido-pyrimidine ligand 24 immobilized on a solid support under conditions allowing the formation of an aminopyrido-pyrimidine ligand 24—phosphorylated ZAP-70 complex, c) incubating the aminopyrido-pyrimidine ligand 24—phosphorylated ZAP-70 complex with a given compound, and d) determining whether the compound is able to separate phosphorylated ZAP-70 from the immobilized aminopyrido-pyrimidine ligand 24. In a second aspect, the present invention relates to A method for the identification of an ZAP-70 interacting compound, comprising the steps of a) providing a protein preparation containing phosphorylated ZAP-70, b) contacting the protein preparation with ligand aminopyrido-pyrimidine ligand 24 immobilized on a solid support and with a given compound under conditions allowing the formation of an aminopyrido-pyrimidine ligand 24—phosphorylated ZAP-70 complex, and c) detecting the aminopyrido-pyrimidine ligand 24—phosphorylated ZAP-70 complex formed in step b). In a third aspect, the invention provides a method for the identification of an ZAP-70 interacting compound, comprising the steps of: a) providing two aliquots of a protein preparation containing phosphorylated ZAP-70, b) contacting one aliquot with aminopyrido-pyrimidine ligand 24 immobilized on a solid support under conditions allowing the formation of an aminopyrido-pyrimidine ligand 24—phosphorylated ZAP-70 complex, c) contacting the other aliquot with aminopyrido-pyrimidine ligand 24 immobilized on a solid support and with a given compound under conditions allowing the formation of an aminopyrido-pyrimidine ligand 24—phosphorylated ZAP-70 complex, and d) determining the amount of aminopyrido-pyrimidine ligand 24—phosphorylated ZAP-70 complex formed in steps b) and c). In a forth aspect, the invention relates to a method for the identification of an ZAP-70 interacting compound, comprising the steps of: a) providing two aliquots comprising each at least one cell containing phosphorylated ZAP-70, b) incubating one aliquot with a given compound, c) harvesting the cells of each aliquot, d) lysing the cells in order to obtain protein preparations, e) contacting the protein preparations with aminopyrido-pyrimidine ligand 24 immobilized on a solid support under conditions allowing the formation of an aminopyrido-pyrimidine ligand 24—phosphorylated ZAP-70 complex, and f) determining the amount of aminopyrido-pyrimidine ligand 24—phosphorylated ZAP-70 complex formed in each aliquot in step e).
摘要:
The invention relates to compounds of formula (I) wherein R1 to R9 and R4a have the meaning as cited in the description and the claims. Said compounds are useful as inhibitors of ZAP-70 for the treatment or prophylaxis of immunological, inflammatory, autoimmune, allergic disorders, and immunologically-mediated diseases. The invention also relates to pharmaceutical compositions including said compounds, the preparation of such compounds as well as the use as medicaments.
摘要:
The present invention relates to immobilization compounds and methods useful for the identification of PARP interacting compounds or for the purification or identification of PARP proteins.