TCF4 Human

Transcription Factor 4 Human Recombinant
Cat. No.
BT23345
Source
Escherichia Coli.
Synonyms
Transcription factor 4, TCF-4, Class B basic helix-loop-helix protein 19, Immunoglobulin transcription factor 2, SL3-3 enhancer factor 2, TCF4, bHLHb19, E2-2, ITF-2, ITF2, PTHS, SEF-2, SEF2, SEF2-1, SEF2-1A, SEF2-1B.
Appearance
Sterile Filtered colorless solution.
Purity
Greater than 90.0% as determined by SDS-PAGE.
Usage
THE BioTek's 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

TCF4 Human Recombinant produced in E.coli is a single, non-glycosylated polypeptide chain containing 530 amino acids (1-507) and having a molecular mass of 56.6 kDa.
TCF4 is fused to a 23 amino acid His-Tag at N-terminus and purified by proprietary chromatographic techniques.

Product Specs

Introduction
Transcription Factor 4 (TCF4) is a transcription factor involved in initiating neuronal differentiation. It binds to the Ephrussi-box ('E-box') sequence ('CANNTG'), a motif initially found in immunoglobulin enhancers. TCF4 is primarily expressed in pre-B-cells, although it is also found in other tissues.
Description
Recombinant human TCF4, produced in E. coli, is a single, non-glycosylated polypeptide chain of 530 amino acids (residues 1-507) with a molecular weight of 56.6 kDa. It includes a 23 amino acid His-Tag fused to the N-terminus and is purified using proprietary chromatographic methods.
Physical Appearance
Clear, colorless, and sterile-filtered solution.
Formulation
The TCF4 solution is provided at a concentration of 0.5 mg/ml in a buffer consisting of 20 mM Tris-HCl (pH 8.0), 10% glycerol, and 0.1 M NaCl.
Stability
For short-term storage (2-4 weeks), the product can be stored at 4°C. For extended storage, it should be frozen at -20°C. Adding a carrier protein like 0.1% HSA or BSA is recommended for long-term storage. Repeated freezing and thawing should be avoided.
Purity
Purity is determined to be greater than 90.0% using SDS-PAGE analysis.
Synonyms
Transcription factor 4, TCF-4, Class B basic helix-loop-helix protein 19, Immunoglobulin transcription factor 2, SL3-3 enhancer factor 2, TCF4, bHLHb19, E2-2, ITF-2, ITF2, PTHS, SEF-2, SEF2, SEF2-1, SEF2-1A, SEF2-1B.
Source
Escherichia Coli.
Amino Acid Sequence
MGSSHHHHHH SSGLVPRGSH MGSMKFKQCR CSDTGLCCLD HEGKAEVYAP SASTADYNRD SPGYPSSKPA TSTFPSSFFM QDGHHSSDPW SSSSGMNQPG YAGMLGNSSH IPQSSSYCSL HPHERLSYPS HSSADINSSL PPMSTFHRSG TNHYSTSSCT PPANGTDSIM ANRGSGAAGS SQTGDALGKA LASIYSPDHT NNSFSSNPST PVGSPPSLSA GTAVWSRNGG QASSSPNYEG PLHSLQSRIE DRLERLDDAI HVLRNHAVGP STAMPGGHGD MHGIIGPSHN GAMGGLGSGY GTGLLSANRH SLMVGTHRED GVALRGSHSL LPNQVPVPQL PVQSATSPDL NPPQDPYRGM PPGLQGQSVS SGSSEIKSDD EGDENLQDTK SSEDKKLDDD KKDIKSITSN NDDEDLTPEQ KAEREKERRM ANNARERLRV RDINEAFKEL GRMVQLHLKS DKPQTKLLIL HQAVAVILSL EQQVRERNLN PKAACLKRRE EEKVSSEPPP LSLAGPHPGM GDASNHMGQM.

Product Science Overview

Structure and Function

TCF4 is characterized by its ability to recognize and bind to specific DNA sequences known as E-box motifs (CANNTG), which are commonly found in the promoters and enhancers of target genes . The protein contains a bHLH domain that facilitates dimerization and DNA binding, enabling it to regulate the transcription of genes involved in critical cellular functions.

Expression and Localization

TCF4 is expressed in a wide range of tissues, with notable expression in the cerebral cortex, cerebellum, basal ganglia, hypothalamus, midbrain, amygdala, choroid plexus, hippocampal formation, spinal cord, retina, thyroid gland, parathyroid gland, adrenal gland, pituitary gland, lung, salivary gland, esophagus, tongue, stomach, duodenum, small intestine, colon, rectum, liver, gallbladder, pancreas, kidney, urinary bladder, testis, epididymis, seminal vesicle, prostate, vagina, ovary, fallopian tube, endometrium, cervix, placenta, breast, heart muscle, smooth muscle, skeletal muscle, adipose tissue, skin, appendix, spleen, lymph node, tonsil, bone marrow, and thymus . It is predominantly localized in the nucleoplasm and cytosol of cells.

Biological Significance

TCF4 is involved in the regulation of various developmental processes, including neurogenesis, myogenesis, and hematopoiesis. It plays a pivotal role in the development and function of the nervous system, influencing the differentiation and maturation of neurons. Additionally, TCF4 is implicated in the regulation of immune responses and the maintenance of stem cell pluripotency.

Recombinant TCF4

Recombinant TCF4 is produced using advanced biotechnological methods to ensure high purity and biological activity. The recombinant protein is typically expressed in host cells, such as Escherichia coli or mammalian cells, and purified using affinity chromatography techniques . This allows researchers to study the protein’s structure, function, and interactions in a controlled environment.

Recombinant TCF4 has numerous applications in biomedical research, including the study of gene regulation, cellular differentiation, and disease mechanisms. It is also used in drug discovery and development, providing valuable insights into potential therapeutic targets for various diseases.

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