Recombinant Mouse IGF-II
Insulin-like growth factor II (IGF-II) is an important fetal growth hormone made by theca cells during gestation. IGF-II engages the IGF-I receptor (IGF1R) to mediate embryonic growth. IGF-II also binds the sink IGF-II receptor (IGF2R) leading to IGF-II degradation.
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Centrifuge vial before opening. Suspend the product by gently pipetting the above recommended solution down the sides of the vial. DO NOT VORTEX. Allow several minutes for complete reconstitution. For prolonged storage, dilute to working aliquots in a 0.1% BSA solution, store at -80°C and avoid repeat freeze thaws.
|Alternate Names||Somatomedin A|
|Source||Genetically modified E.coli|
|Predicted Molecular Mass||Monomer, 7.4 kDa (67 aa)|
|AA Sequence||AYGPGETLCG GELVDTLQFV CSDRGFYFSR PSSRANRRSR GIVEECCFRS CDLALLETYC ATPAKSE|
|Formulation||Lyophilized from a 0.2 µm filtered solution containing 0.1% Trifluoroacetic Acid (TFA)|
|Product Reconstitution||Sterile water at 0.1 mg/mL|
|Country of Origin||USA|
|Specification*||Method of Determination||Acceptance Criteria|
|Purity||Reducing and Non-Reducing SDS PAGE||≥ 95%|
|Endotoxin||Kinetic LAL||≤ 0.1 EU/µg|
|Biological Activity (ED50)||FDC-P1 cell proliferation||≤ 50 ng/mL|
*Lot-specific values for the above specifications are supplied with each product on its corresponding COA. The values provided here are minimum expected values to pass internal requirements.