RDBP Human

RD RNA Binding Protein Human Recombinant
Cat. No.
BT11844
Source
Escherichia Coli.
Synonyms
RD RNA binding protein, NELF-E, RD, D6S45, RDP, Major Histocompatibility Complex Gene RD, Negative Elongation Factor Polypeptide E, nuclear protein, RDBP.
Appearance
The RDBP is supplied as a sterile filtered clear solution.
Purity
RDBP purity was found to be greater than 85% as determined by SDS-PAGE.
Usage
THE BioTeks products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.
Shipped with Ice Packs
In Stock

Description

RDBP produced in E.Coli is a single, non-glycosylated polypeptide chain containing 400 amino acids (1-380a.a.) and having a molecular mass of 45.4 kDa.
RDBP is fused to a 20 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Product Specs

Introduction
RDBP, or negative elongation factor complex member E, is a protein involved in the regulation of RNA polymerase II elongation. It is part of the multi-protein NELF complex, which works in conjunction with DSIF to temporarily pause transcription. This pausing allows for proper RNA processing and regulation. RDBP plays a crucial role in this process through its RNA-binding domain, which is essential for its transcription repression activity. Mutations affecting this domain disrupt RDBP's ability to control transcription elongation.
Description
Recombinant RDBP, expressed in E. coli, is a single, non-glycosylated polypeptide chain consisting of 400 amino acids (residues 1-380) with a molecular weight of 45.4 kDa. It features a 20 amino acid His-tag fused at the N-terminus to facilitate purification using proprietary chromatographic techniques.
Physical Appearance
The purified RDBP protein solution is sterile-filtered and appears clear.
Formulation
RDBP is provided as a 1 mg/ml solution in a buffer consisting of 20mM Tris-HCl (pH 8.0), 100mM NaCl, 2mM DTT, and 10% glycerol.
Purity
The purity of RDBP is greater than 85% as assessed by SDS-PAGE analysis.
Stability
For short-term storage (up to 2-4 weeks), RDBP should be kept at 4°C. For extended storage, it is recommended to store the protein at -20°C. Adding a carrier protein such as HSA or BSA (0.1%) is advised for long-term storage. To maintain protein integrity, avoid repeated freeze-thaw cycles.
Synonyms
RD RNA binding protein, NELF-E, RD, D6S45, RDP, Major Histocompatibility Complex Gene RD, Negative Elongation Factor Polypeptide E, nuclear protein, RDBP.
Source
Escherichia Coli.
Amino Acid Sequence
MGSSHHHHHH SSGLVPRGSH MLVIPPGLSE EEEALQKKFN KLKKKKKALL ALKKQSSSST TSQGGVKRSL SEQPVMDTAT ATEQAKQLVK SGAISAIKAE TKNSGFKRSR TLEGKLKDPE KGPVPTFQPF QRSISADDDL QESSRRPQRK SLYESFVSSS DRLRELGPDG EEAEGPGAGD GPPRSFDWGY EERSGAHSSA SPPRSRSRDR SHERNRDRDR DRERDRDRDR DRDRERDRDR DRDRDRDRER DRDRERDRDR DREGPFRRSD SFPERRAPRK GNTLYVYGED MTPTLLRGAF SPFGNIIDLS MDPPRNCAFV TYEKMESADQ AVAELNGTQV ESVQLKVNIA RKQPMLDAAT GKSVWGSLAV QNSPKGCHRD KRTQIVYSDD VYKENLVDGF

Product Science Overview

Introduction

RNA-binding proteins (RBPs) are essential regulators of gene expression, playing crucial roles in various cellular processes. They interact with RNA molecules to control their production, maturation, localization, modification, translation, and degradation . The RD RNA Binding Protein (Human Recombinant) is a specific type of RBP that has been engineered for research and therapeutic purposes.

Structure and Function

RNA-binding proteins typically contain well-defined RNA-binding domains (RBDs) that engage RNA in a sequence- and/or structure-specific manner . These domains include RNA recognition motifs (RRMs), K homology (KH) domains, and zinc finger domains, among others. The RD RNA Binding Protein is designed to mimic the natural human RBP, ensuring it retains the ability to bind RNA with high specificity and affinity.

Role in Cellular Processes

The RD RNA Binding Protein is involved in several key cellular processes:

  1. Alternative Splicing: RBPs, including the RD RNA Binding Protein, regulate the splicing of pre-mRNA, leading to the production of different protein isoforms from a single gene .
  2. mRNA Stability: By binding to specific RNA sequences, RBPs can influence the stability and degradation of mRNA molecules, thereby controlling the levels of proteins produced in the cell .
  3. Translation Regulation: RBPs can also affect the translation of mRNA into proteins by interacting with the translation machinery or by modulating the accessibility of mRNA to ribosomes .
Importance in Research and Medicine

The human recombinant version of the RD RNA Binding Protein is invaluable in research due to its ability to precisely mimic the natural protein’s functions. It allows scientists to study the protein’s role in various cellular processes and its interactions with RNA in a controlled environment. Additionally, it has potential therapeutic applications, such as in the treatment of diseases caused by dysregulation of RNA-binding proteins.

Dysregulation and Disease

Alterations in the expression or function of RBPs, including the RD RNA Binding Protein, have been linked to several human diseases. These include muscular atrophies, neurological disorders, and various cancers . Understanding the mechanisms by which RBPs contribute to these diseases can lead to the development of targeted therapies.

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