Cys-Protein G Recombinant produced in E.Coli, is a 201 amino acids protein which contains amino acids 190-384 of the Streptococcus sp with a Cysteine residue at the N-terminus, a single non-glycosylated polypeptide chin has a predicted molecular mass of approximately 21.9kDa. But it migrates with an apparent molecular mass of 40kDa in SDS-PAGE. The Cys-Protein G is purified by proprietary chromatographic techniques.
Escherichia Coli.
Sterile Filtered White lyophilized (freeze-dried) powder.
Lyophilized without any additives.
Lyophilized Protein G although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution Protein G should be stored at 4°C between 2-7 days and for future use below -18°C.
Please prevent freeze-thaw cycles.
Greater than 95.0% as determined by SDS-PAGE and HPLC analyses.
The recombinant Protein G is a genetically engineered protein contains 3 IgG-binding regions of protein G.
ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.
