Cyclophilin D Human

Cyclophilin-D Human Recombinant
Cat. No.
BT3207
Source
Escherichia Coli.
Synonyms
Peptidylprolyl isomerase D, PPID, CYPD, CYP-40, 40 kDa peptidyl-prolyl cis-trans isomerase, PPIase, Rotamase, Cyclophilin-40, CYP40, Cyclophilin-related protein, MGC33096, EC 5.2.1.8.
Appearance
Sterile filtered colorless solution.
Purity
Greater than 95.0% as determined by:
(a) Analysis by RP-HPLC.
(b) Analysis by SDS-PAGE.
Usage
THE BioTek's products are furnished for LABORATORY RESEARCH USE ONLY. They may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.
Shipped with Ice Packs
In Stock

Description

Cyclophilin-D Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 178 amino acids and having a molecular mass of 18.9kDa.
The Cyclophilin-D is purified by proprietary chromatographic techniques.

Product Specs

Introduction
Cyclophilin-D, a member of the peptidyl-prolyl cis-trans isomerase (PPIase) family, catalyzes the cis-trans isomerization of proline imidic peptide bonds in oligopeptides, accelerating protein folding. This protein exhibits PPIase activity and binds to the immunosuppressant cyclosporin-A. Notably, Cyclophilin-D overexpression is known to suppress apoptosis in cancer cells via a mitochondrial hexokinase-2 dependent mechanism.
Description
Recombinant Human Cyclophilin-D, expressed in E. coli, is a single, non-glycosylated polypeptide chain with a molecular weight of 18.9 kDa, comprising 178 amino acids. Purification is achieved through proprietary chromatographic techniques.
Physical Appearance
Clear, colorless solution, sterile filtered.
Formulation
The provided Cyclophilin-D solution (0.2µm filtered) contains PBS at pH 7.4, 1mM DTT, and 10% glycerol.
Stability
For short-term storage (2-4 weeks), the solution can be stored at 4°C. For extended periods, storage at -20°C in a frozen state is recommended. The addition of a carrier protein (0.1% HSA or BSA) is advised for long-term storage. Repeated freeze-thaw cycles should be avoided.
Purity
Purity exceeds 95.0%, as determined by: (a) Reverse-Phase High-Performance Liquid Chromatography (RP-HPLC) analysis and (b) Sodium Dodecyl Sulfate-Polyacrylamide Gel Electrophoresis (SDS-PAGE) analysis.
Synonyms
Peptidylprolyl isomerase D, PPID, CYPD, CYP-40, 40 kDa peptidyl-prolyl cis-trans isomerase, PPIase, Rotamase, Cyclophilin-40, CYP40, Cyclophilin-related protein, MGC33096, EC 5.2.1.8.
Source
Escherichia Coli.
Amino Acid Sequence
CSKGSGDPSS SSSSGNPLVY LDVDANGKPL GRVVLELKAD VVPKTAENFR ALCTGEKGFG YKGSTFHRVI PSFMCQAGDF TNHNGTGGKS IYGSRFPDEN FTLKHVGPGV LSMANAGPNT NGSQFFICTI KTDWLDGKHV VFGHVKEGMD VVKKIESFGS KSGRTSKKIV ITDCGQLS.

Product Science Overview

Biological Significance

Cyclophilin-D is particularly significant due to its involvement in mitochondrial function and apoptosis. It is known to bind to the immunosuppressant cyclosporin-A, which inhibits its activity . Overexpression of Cyclophilin-D has been observed to suppress apoptosis in cancer cells through a mitochondrial hexokinase-2 dependent mechanism . This makes it a potential target for cancer therapy and other medical applications.

Production and Purification

Human recombinant Cyclophilin-D is typically produced in Escherichia coli (E. coli). The recombinant protein is a single, non-glycosylated polypeptide chain containing 178 amino acids and has a molecular mass of approximately 18.9 kDa . The purification process involves proprietary chromatographic techniques to ensure high purity and activity .

Structural and Biochemical Properties

Cyclophilin-D possesses PPIase activity, which accelerates the folding of proteins and thus their formation . It plays a decisive role in mitochondrial permeability transition, a process crucial for cell survival and apoptosis . The enzyme’s activity is essential for maintaining mitochondrial function and integrity.

Applications in Research

Due to its role in protein folding and mitochondrial function, Cyclophilin-D is widely used in laboratory research. It is particularly valuable in studies related to apoptosis, cancer, and mitochondrial diseases . Researchers utilize recombinant Cyclophilin-D to investigate its interactions with other proteins and potential inhibitors, such as cyclosporin-A .

Storage and Stability

For optimal stability, Cyclophilin-D should be stored at 4°C if used within 2-4 weeks. For longer storage periods, it is recommended to freeze the protein at -20°C and add a carrier protein like 0.1% HSA or BSA to prevent degradation . It is crucial to avoid multiple freeze-thaw cycles to maintain the protein’s activity and integrity .

Cyclophilin-D (Human Recombinant) is a vital tool in biochemical and medical research, offering insights into protein folding, mitochondrial function, and apoptosis. Its production and purification from E. coli ensure a high-quality, active enzyme for various experimental applications.

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