Collagens
Medchemexpress LLC COL4A3 Human His 5ug
Recombinant human COL4A3 fragment expressed in E. coli and supplied as an N-terminal 6xHis-tagged lyophilized powder. The product corresponds to UniProt Q01955 residues G1427-K1668, has an approximate molecular weight of 30.6 kDa, and is provided with >90% purity by reducing SDS-PAGE. Reconstitute at ≥100 μg/mL in ddH2O; store lyophilized at -20°C, and aliquot and freeze for extended storage.
Sigma Aldrich Fine Chemicals Biosciences Interferon alpha 2B human
The interferon 2 (IfN 2) exists in three forms 2a 2b and 2c. It consists of 165 amino acids and five helices. IfN 2B is found structurally stable at pH 7. The recombinant IfN is nonglycosylated compared to the natural human IfN .
Medchemexpress LLC COL4A3 Human His 10ug
Recombinant human COL4A3 protein fragment (residues G1427-K1668) with an N-terminal 6xHis tag, produced in E. coli and supplied as a lyophilized powder. The material has an approximate molecular weight of 30.6 kDa, 91% purity by reducing SDS-PAGE, endotoxin <1 EU/μg, and is formulated in PBS with 6% trehalose. Store at -20°C; after reconstitution it is stable at 4°C for 1 week or at -20°C for longer when aliquoted with carrier protein.
- Lyophilized format for long-term stability and convenient storage.
- N-terminal 6xHis tag enables affinity purification and detection.
- High purity suitable for biochemical and cell-based assays.
- Low endotoxin level supports cell-based applications.
- Formulated with trehalose to improve stability during lyophilization.
- Recommended reconstitution at ≥100 μg/mL to maintain solubility.
American Research Products Inc AMERICAN RESEARCH PRODUCTS INC
5000600494 MOUSE COLLAGEN TYPE XII ELISA