Recombinant ssPA (SspA) protein expressed in Escherichia coli with an N-terminal His tag. Supplied as a lyophilized sterile powder, the protein forms an equimolar complex with RNA polymerase holoenzyme and is useful for biochemical, structural, and functional studies. The product is high purity with low endotoxin and is recommended to be stored frozen and aliquoted after reconstitution.
- Expressed in E. coli with an N-terminal His tag.
- Supplied as lyophilized sterile powder for long-term stability.
- Greater than 95.0% purity by reducing SDS-PAGE.
- Low endotoxin level (<1 EU/μg) suitable for sensitive assays.
- Includes full-length sequence and recommended storage instructions.