For general questions please contact our Customer Service:
Merck KGaA
Frankfurter Str. 250
64293 Darmstadt
Germany
Phone: +49 6151 72-0
Fax: +49 6151 72 2000
31 May 2012
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CRM197 is a nontoxic diphtheria toxin that has a glycine to glutamic acid mutation at amino acid 52 in fragment A, resulting in the complete loss of enzymatic activity. Does not catalyze the ADP ribosylation of EF-2 factor. Immunologically, the CRM197 protein is identical to the wild-type toxin.
| Product information | |||
|---|---|---|---|
| Form | Solid | ||
| Formulation | Lyophilized from 10 mM sodium phosphate buffer, 5% lactose, pH 7.4. | ||
| Molar mass | 63000 | ||
| Avoid freeze/thaw | Yes | ||
| Purity | A major band in the presence of a reducing agent by SDS-PAGE | ||
| Solubility | Sterile dH2O | ||
| CAS number | 92092-36-9 | ||
| Store and ship information | |||
|---|---|---|---|
| Storage | +2°C to +8°C | ||
| Ship |
Ambient Temperature Only
Standard Handling |
||
| Canadian export regulations | Due to the country and/or U.S. state of origin of the animal material used in this product, this product may not be exported to Canada. | ||
