Glutamine Synthetase (GST)
常见问题解答
- Where can I get Safety Data Sheet (SDS) of products?
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SDS and specification documents are available on each product page. They are also available from HERE. ⇒
临床检测用酶
- What precautions should be taken when handling the product after opening?
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To avoid moisture absorption of the enzyme powder, please allow it to return to room temperature in a sealed state before use. (Recommended conditions: around 25°C, humidity below 55%)
- How should GST be stored?
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Please store at or below -20°C.
- What is the isoelectric point of GST?
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The isoelectric point is pH 6.5.
- What stabilizers are used in GST?
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Sucrose is used as a stabilizer.
- How thermostable is GST?
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It is stable in liquid form below 40°C (Fig.4).
- What are the optimal pH and temperature for GST?
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The optimal pH is 7.0, and the optimal temperature is 60°C.
- What is the molecular weight of GST?
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The molecular weight is approximately 900 kDa (gel filtration), and it exhibits a multimeric structure composed of subunits of 57 kDa each (SDS-PAGE).
- What are the main applications of GST?
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It is useful for the determination and removal of ammonia in clinical analysis.