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Catalog Number | orb1957557 |
---|---|
Category | Proteins |
Description | IL-12 Protein, Human, Recombinant (His) is expressed in HEK293 mammalian cells with His tag. The predicted molecular weight is 60.13 kDa and the accession number is P29459-1&NP_002178.2. |
Tag | C-His |
Purity | 98.00% |
UniProt ID | P29459 |
MW | 60.13 kDa (predicted) |
Application notes | A Certificate of Analysis (CoA) containing reconstitution instructions is included with the products. Please refer to the CoA for detailed information. |
Expression System | HEK293 Cells |
Biological Origin | Human |
Biological Activity | IL-12 Protein, Human, Recombinant (His) is expressed in HEK293 mammalian cells with His tag. The predicted molecular weight is 60.13 kDa and the accession number is P29459-1&NP_002178.2. |
Expression Region | A DNA sequence encoding the p35 subunit of human IL-12, termed as IL12A (P29459-1) (Met1-Ser219) was fused with a polyhistidine tag at the C-terminus, constructed the plasmid 1; A DNA sequence encoding the p40 subunit of human IL-12, termed as IL12B (NP_002178.2) (Met1-Ser328) was fused with a polyhistidine tag at the C-terminus, constructed the plasmid 2. The two plasmids were co-expressed and the heterodimer was purified. Predicted N terminal: Arg 23 & Ile 23 |
Storage | -20°C |
Note | For research use only |
> 95% as determined by Tris-Bis PAGE; > 95% as determined by SEC-HPLC | |
Due to glycosylation, the protein migrates to 50-60 (Mouse IL12 Beta) & 22 ( Human IL23 Alpha) kDa based on Tris-Bis PAGE result. |
> 95% as determined by Tris-Bis PAGE; > 95% as determined by SEC-HPLC | |
Due to glycosylation, the protein migrates to 45/40 kDa based on Tris-Bis PAGE result. |
The purity of the protein is greater than 85% as determined by SDS-PAGE and Coomassie blue staining. | |
The protein has a predicted molecular mass of 35.5 kDa after removal of the signal peptide. The apparent molecular mass of IL12B-His is approximately 35-55 kDa due to glycosylation. | |
Mammalian |
> 90% as determined by SDS-PAGE | |
43 kDa |
> 90% as determined by SDS-PAGE. | |
17.55 kDa |