Product Details
Synonyms
HSP90AA1, HSP90A, HSP 86, HSP86, HSPC1, HSPCA, EL52, HSP89A, HSP90N, HSPCAL1, HSPCAL4, HSPN, Hsp89, Hsp90, LAP2
Source
Human HSP90AA1, GST Tag (HS1-H513x) is expressed from E. coli cells. It contains AA Glu 535 - Asp 732 (Accession # NP_005339).
Predicted N-terminus: Met
Request for sequenceMolecular Characterization

Other Tags and Version Biotin & Other Labeled Version
This protein carries a GST tag at the N-terminus.
The protein has a calculated MW of 49.3 kDa. The protein migrates as 27 kDa,29 kDa,31-32 kDa and 47-49 kDa under reducing (R) condition (SDS-PAGE).
Purity
>85% as determined by SDS-PAGE.
Formulation
Lyophilized from 0.22 μm filtered solution in 50 mM HEPES, 150 mM NaCl, pH7.0 with trehalose as protectant.
Contact us for customized product form or formulation.
Reconstitution
Please see Certificate of Analysis for specific instructions.
For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.
Shipping and Storage
This product is shipped at ambient temperature.
For long term storage, the product should be stored at lyophilized state at -20°C or lower.
Please avoid repeated freeze-thaw cycles.
This product is stable after storage at:
- -20°C to -70°C for 12 months in lyophilized state;
- -70°C for 3 months under sterile conditions after reconstitution.
ACRO Quality Management System
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Performance Data
SDS-PAGE

Human HSP90AA1, GST Tag on SDS-PAGE under reducing (R) condition. The gel was stained with Coomassie Blue. The purity of the protein is greater than 85%.
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FAQ
- product
Can lyophilized proteins remain stable during room-temperature shipping or temporary room-temperature exposure?
In general, lyophilized proteins remain stable during room-temperature shipping or temporary exposure to room-temperature conditions.
Many ACROBiosystems recombinant proteins are supplied in lyophilized (freeze-dried) form. The lyophilization process effectively removes moisture from the product, helping reduce degradation-related reactions and improve protein stability during transportation and storage.
To evaluate the stability of lyophilized proteins under normal temperature conditions, ACROBiosystems conducted a stability study on 11 representative lyophilized protein products at 37°C. The study demonstrated that these proteins maintained good quality stability after storage at 37°C for approximately 20 days. Based on these validation results, temporary room-temperature exposure during shipping or handling is generally not expected to have a significant impact on product quality or downstream application performance.
To ensure optimal long-term stability, products should be stored according to the storage conditions specified in the product Certificate of Analysis (COA) upon receipt.
Supporting Document
Background
Recent Advances
- English Name:
Heat shock protein HSP 90-alpha
- Category:
- Approved Drugs:
1 Details
- Drugs in Clinical Trials:
0 Details
- Highest Development Stage:
Approved



















