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Email: info@nsjbio.com
- Tel: 858.663.9055
- Email: info@nsjbio.com
DUSP18 Antibody / Dual specificity protein phosphatase 18 Antibody recognizes a member of the atypical dual-specificity phosphatase family. DUSP18 contains a conserved cysteine-dependent phosphatase catalytic motif, placing it among enzymes capable of removing phosphate groups from suitable substrates. Unlike classical MAPK phosphatases with prominent kinase-binding regulatory regions, atypical dual-specificity phosphatases are often relatively compact and may act on a broader or less well-defined range of molecular targets.
Reversible phosphorylation is a fundamental mechanism for controlling protein interactions, enzyme activity, and signal transmission. The catalytic cysteine of protein tyrosine phosphatase-like enzymes participates in phosphate removal through a transient covalent intermediate. Although this chemistry is well established for the enzyme family, it does not automatically reveal the physiological substrates of DUSP18. Determining substrate specificity requires evidence that a candidate protein is encountered and dephosphorylated under biologically relevant conditions.
DUSP18 has been investigated in connection with cellular signaling and mitochondrial-associated processes, but its precise physiological roles remain less firmly established than those of extensively characterized phosphatases. Localization, substrate accessibility, and interactions with other proteins can strongly influence phosphatase function. For a small enzyme lacking elaborate regulatory domains, these contextual factors may be especially important in determining when and where catalysis occurs.
The broader dual-specificity phosphatase family illustrates how a shared active-site architecture can support markedly different biological functions. Some members regulate MAPK pathways, whereas others act on proteins or nonprotein substrates in specialized compartments. Accordingly, assigning DUSP18 a particular signaling pathway solely from its family designation would overstate current knowledge. NSJ Bioreagents offers this DUSP18 Antibody to support investigation of the protein's cellular distribution and its potential contributions to phosphorylation-dependent regulation. More complete identification of endogenous substrates and regulatory partners is needed to connect DUSP18's catalytic capacity with specific physiological outcomes.
Explore related research targets in our Signal Transduction Antibodies for Cell Signaling and Regulatory Pathway Research collection.
Working dilutions of the DUSP18 Antibody / Dual specificity protein phosphatase 18 Antibody may require optimization according to the experimental protocol.
The DUSP18 Antibody was generated using e. coli-derived human DUSP18 recombinant protein (amino acids M1-Q97).
Following reconstitution, the DUSP18 Antibody can be kept at 4oC for one month. Aliquot for extended storage at -20oC for up to six months, avoiding repeated freezing and thawing.
DUSP18 antibody, Dual specificity protein phosphatase 18 antibody, dual specificity phosphatase 18 antibody, LMWDSP20 antibody, Low molecular weight dual specificity phosphatase 20 antibody, LMW-DSP20 antibody
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