Recombinant human CTLA 4 produced in
E. coli is a single polypeptide chain containing 149 amino acids (36-161) and having a molecular mass of 15.9 kDa. CTLA 4 is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.
Synonyms: GSE, CD152, IDDM12, CELIAC3, CTLA-4.
Formulation: The CTLA 4 solution (1mg/1ml) contains 20 mM Tris-HCl buffer (pH 8.0), 0.4 M urea and 10% glycerol.
Physical Appearance: Sterile filtered colorless solution.
Purity: Greater than 90% as determined by SDS-PAGE.
Source:Escherichia coli. Amino acid sequence: MGSSHHHHHH SSGLVPRGSH MGSKAMHVAQ PAVVLASSRG IASFVCEYAS PGKATEVRVT VLRQADSQVT EVCAATY mMG NELTFLDDSI CTGTSSGNQV NLTIQGLRAM DTGLYICKVE LMYPPPYYLG IGNGTQIYVI DPEPCPDSD.
Uniprot ACC number: P16410
Transportation method: Shipped with Ice Packs.
Stability: Store at +4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Avoid multiple freeze-thaw cycles.
Safety data sheet: Inquire at info@3hbiomedical.com