Monomethyl Auristatin E
Monomethyl Auristatin E - Related Videos
06:02
A Computational Pipeline for Intergenic/Intragenic Enhancer RNA Quantification in Mouse Embryonic Stem Cells
0 Views •
2025
This protocol provides a streamlined computational pipeline for quantifying nascent enhancer transcripts. By integrating chromatin accessibility, chromatin feature, and transcriptional data, it enables accurate detection and strand-specific analysis of enhancer activity in complex intragenic regions, while remaining accessible to researchers without extensive bioinformatics training.
09:34
Identification of Modified Histones as Binding Substrates of Human Spindlin Family Member 4 (SPIN4) by Peptide Arrays and Native Nucleosome Pulldown
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2026
Genetic variants in human Spindlin Family Member 4 (SPIN4) have recently been identified in patients with bone overgrowth, a novel developmental disorder. A protocol and new results describing the biochemical identification of modified histones in the context of nucleosomes as SPIN4 binding substrates are presented.
11:39
Chromatin Immunoprecipitation (ChIP) in Mouse T-cell Lines
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Cited by 13 •
2017
This work describes a protocol for chromatin immunoprecipitation (ChIP) using a mature mouse T-cell line. This protocol is suitable to investigate the distribution of specific histone marks at specific promoter sites or genome-wide.
13:59
Methods to Identify the NMR Resonances of the 13C-Dimethyl N-terminal Amine on Reductively Methylated Proteins
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Cited by 4 •
2013
Two methods for assigning the α- and ε-dimethylamine nuclear magnetic resonance signals of a reductively 13C-methylated N-terminal lysine are described. One method utilizes the pH-induced selectivity of the reductive methylation reaction, and the other uses aminopeptidase to selectively remove the N-terminal lysine.
07:02
Application of MassSQUIRM for Quantitative Measurements of Lysine Demethylase Activity
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Cited by 1 •
2012
We present a method for using MALDI mass spectrometry and reductive methylation chemistry to quantify changes in lysine methylation.
FAQs
The key consequence is suppression of microtubule assembly, which prevents the cytoskeletal rearrangements required for normal mitosis. Cells therefore become arrested during cell division rather than progressing through the cycle. When intracellular exposure reaches a sufficient level, this prolonged mitotic disruption can culminate in cell death, linking a molecular interaction to a cellular outcome.
A cleavable linker determines how the attached payload can be released after the conjugate reaches an antigen-expressing cell. Its role connects antibody-guided delivery with intracellular drug availability: trafficking and linker cleavage must make MMAE accessible at a concentration capable of disrupting microtubules. Consequently, linker behavior is central to both payload release and therapeutic response.
MMAE activity depends not only on delivery to the intended cell but also on achieving adequate intracellular exposure. This makes intracellular concentration a useful bridge between trafficking, linker cleavage, tubulin disruption, and cell death. Biochemical studies can therefore examine whether limited response reflects insufficient delivery or a downstream difference in how cells respond to the payload.
Attaching MMAE to a monoclonal antibody creates a targeting strategy centered on antigen-expressing cells rather than relying on unrestricted payload distribution. The antibody provides the recognition component, while the linker connects recognition to release of the cytotoxic molecule. This design aims to support targeted therapy and limit systemic exposure, although response still depends on successful intracellular delivery.
A typical evaluation follows the linked sequence of antibody targeting, delivery to antigen-expressing cells, intracellular trafficking, linker-dependent payload release, and assessment of the resulting cellular response. Researchers then relate the response to microtubule disruption, mitotic arrest, and cell death. This workflow helps distinguish problems in targeting or release from differences in payload action.
MMAE provides a defined cytoskeletal payload for investigating how molecular delivery systems produce cellular effects. In biochemistry, studies can connect antibody recognition and intracellular trafficking with tubulin-directed activity. In cancer drug development, the same framework supports analysis of targeted therapy, drug release, therapeutic response, and resistance, making the compound useful across both mechanistic and translational research.