Abstract: The present invention is related to a method for preparing an internal peptide standard, comprising a) providing a first tag, and b) coupling of a first peptide to the first tag, whereby the first peptide comprises an amino acid sequence, or a) providing a first tag and b) coupling to the first tag the amino acids forming the first peptide comprising an amino acid sequence, whereby the C-terminal end of the amino acid sequence of the first peptide corresponds to the C-terminal end generated by a sequence-specific hydrolysis of an amide bond, ester bond or thioester bond preferably of an amide bond of a peptide.

Abstract: The present invention is related to a method for preparing an internal peptide standard, comprising a) providing a first tag, and b) coupling of a first peptide to the first tag, whereby the first peptide comprises an amino acid sequence, or a) providing a first tag and b) coupling to the first tag the amino acids forming the first peptide comprising an amino acid sequence, whereby the C-terminal end of the amino acid sequence of the first peptide corresponds to the C-terminal end generated by a sequence-specific hydrolysis of an amide bond, ester bond or thioester bond preferably of an amide bond of a peptide.

Abstract: The invention relates to a method for determining the substrate specificity of an enzymatic activity comprising the following steps: providing an assembly comprising a plurality of amino acid sequences on a planar surface of a support material, whereby the amino acids are directionally immobilized; contacting and/or incubating of an enzymatic activity with the assembly; and detection of a reaction between one of the amino acid sequences that are immobilized on the assembly and the enzymatic activity. According to the invention, during the reaction of the enzymatic activity with the assembly, a change in the molecular weight of at least one of the amino acid sequences takes place.

Abstract: The present invention is related to a compound of the formula (I), (II), (III), (IV), (V): wherein Z1, Z2, Z3 and Z4 are each and independently selected from the group comprising C(O)—, —C(S)—, —C(O)—NR10—, —C(S)—NR11—, —C(N—CN)—NR12—, —S(O)—, —S(O2)—, —S(O)—NR13—, and S(O2)—NR14—, —O—, —S— or are each and individually absent; X is a spacer and is independently selected from the group comprising -M1-L1-K-L2-M2-, wherein Y.

Abstract: The present invention relates to a device for the analysis of interactions between biomolecules comprising a support, on which a plurality of biomolecules are immobilized on the surface of a support material in a regular or irregular manner by a linker, whereby two biomolecules are bound to each linker. Further, the present invention relates to a method for the detection of interactions between biopolymers immobilized on a surface comprising the steps of providing a device of one of the preceding claims, adjusting a defined distance between two biopolymers immobilized on the surface and detection of a signal generated by the interaction between the two biopolymers.

Abstract: The present invention is related to compounds having formula (I) wherein the dashed line indicates a single or double bond or is absent and wherein A1-A9, Q, R1-R11, T, U, V, W1-W3, X1, X2, Y and Z are as defined in the claims and description, pharmaceutical compositions comprising the compounds and the use of the compounds for the manufacture of a medicament for the treatment of diseases involving abnormal cell proliferation, undesired cell proliferation, abnormal mitosis and/or undesired mitosis.

Abstract: The present invention is related to a compound of the formula (I), (II), (III), (IV), (V): wherein Z1, Z2, Z3 and Z4 are each and independently selected from the group comprising C(O)—, —C(S)—, —C(O)—NR10—, —C(S)—NR11—, —C(N—CN)—NR12—, —S(O)—, —S(O2)—, —S(O)—NR13—, and —S(O2)—NR14—, —O—, —S— or are each and individually absent; X is a spacer and is independently selected from the group comprising -M1-L1-K-L2-M2-, wherein Y.

Abstract: The invention relates to a method for determining the substrate specificity of an enzymatic activity comprising the following steps: providing an assembly comprising a plurality of amino acid sequences on a planar surface of a support material, whereby the amino acids are directionally immobilised; contacting and/or incubating of an enzymatic activity with the assembly; and detection of a reaction between one of the amino acid sequences that are immobilised on the assembly and the enzymatic activity. According to the invention, during the reaction of the enzymatic activity with the assembly, a change in the molecular weight of at least one of the amino acid sequences takes place.

Abstract: The invention relates to a method for determining the substrate specificity of an enzymatic activity comprising the following steps: providing an assembly comprising a plurality of amino acid sequences on a planar surface of a support material, whereby the amino acids are directionally immobilised; contacting and/or incubating of an enzymatic activity with the assembly; and detection of a reaction between one of the amino acid sequences that are immobilised on the assembly and the enzymatic activity. According to the invention, during the reaction of the enzymatic activity with the assembly, a change in the molecular weight of at least one of the amino acid sequences takes place.