Recombinant Human CTLA-4 Protein

Recombinant Human Cytotoxic T-lymphocyte Protein 4 is produced by our Mammalian expression system and the target gene encoding Lys36-Asp161 is expressed with a GST tag at the C-terminus.

Product Specifications

Product Name Alternative

Cytotoxic T-lymphocyte protein 4, Cytotoxic T-lymphocyte-associated antigen 4, CTLA-4, CD152, CTLA4

UniProt

P16410

Expression Region

Lys36-Asp161

Conjugation

Unconjugated

Tag

C-GST

Origin

Human

Field of Research

Immunology & Inflammation

Endotoxin

< 1 EU/μg as determined by LAL test.

Purity

SDS-PAGE: Greater than 95% as determined by reducing SDS-PAGE.

Bioactivity

ELISA: Immobilized Mouse B7-1-Fc (Cat#orb2994397) at 5μg/ml (100 μl/well) can bind Human CTLA-4-GST* (Cat#orb2994252) .*: Biotinylated by NHS-biotin prior to testing The ED50 of Recombinant Human CTLA-4-GST (Cat#orb2994252) is 1.17 ug/ml.

Form

Lyophilized

Molecular Weight

Predicted: 39.2 KDa. Observed: 40-55 KDa, reducing conditions

Storage Conditions

Lyophilized protein should be stored at ≤ -20°C, stable for one year after receipt. Reconstituted protein solution can be stored at 2-8°C for 2-7 days. Aliquots of reconstituted samples are stable at ≤ -20°C for 3 months.