| Source: |
Escherichia coli |
| Molecular Weight: |
Approximately 21.6 kDa, a single non-glycosylated polypeptide chain containing 199 amino acids. But it migrates with an apparent molecular mass of 31 kDa in SDS-PAGE. |
| Purity: |
> 97% by SDS-PAGE and HPLC analyses. |
| Physical Appearance: |
Sterile filtered white lyophilized (freeze-dried) powder. |
| Formulation: |
Lyophilized from a 0.2 μm filtered concentrated solution in 10 mM PB, pH7.0. |
| Reconstitution: |
Dissolve in distilled water. |
| Stability & 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. |
| Concentration for 1 unity OD at 280 nm: |
1.008 mg/mL |
| Specificity: |
When GammaBind G Type 2 is immobilized on agarose activated membranes, or other supports it can be used to separate and purify IgG antibodies When conjugated to enzymes, fluorescent dyes, biotin or radioisotopes GammaBind G Type 2 can be used to detect antibody complexes. |
| Endotoxin Level: |
Less than 1 EU/μg of GammaBind G Type 2 as determined by LAL method. |
