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Recombinant Human Neuregulin 1-beta1 EGF Domain, 177-241a.a.
Catalog Number: orb1906244
| Catalog Number | orb1906244 |
|---|---|
| Category | Proteins |
| Description | Recombinant Human Neuregulin 1-beta1 EGF Domain, 177-241a.a. |
| Form/Appearance | Lyophilized from a 0.2 μm filtered solution in 1 x PBS, pH 7.4, with 5 % trehalose. |
| Purity | > 97 % by SDS-PAGE and HPLC analyses. |
| MW | Approximately 7.5 kDa, a single non-glycosylated polypeptide chain containing 65 amino acids. |
| UniProt ID | Q02297 |
| Protein Sequence | SHLVKCAEKE KTFCVNGGEC FMVKDLSNPS RYLCKCPNEF TGDRCQNYVM ASFYKHLGIE FMEAE |
| Source | Escherichia coli |
| Expression System | Escherichia coli |
| Biological Activity | Fully biologically active when compared to standard. The ED50 as determined by a cell proliferation assay using serum free human MCF-7 cells is less than 0.5 ng/ml, corresponding to a specific activity of �� 2.0 x106IU/mg. |
| Endotoxins | Less than 0.1 EU/ug of rHuNRG1-β1, 177-241a.a. as determined by LAL method. |
| Storage | Use a manual defrost freezer and avoid repeated freeze-thaw cycles.- 12 months from date of receipt, -20 to -70 °C as supplied.- 1 month, 2 to 8 °C under sterile conditions after reconstitution.- 3 months, -20 to -70 °C under sterile conditions after reconstitution. |
| Note | For research use only |
| Expiration Date | 6 months from date of receipt. |
