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Human cytomegalovirus (HCMV) Glycoprotein B/gB Protein is expressed in HEK293 mammalian cells. The predicted molecular weight is 92 kDa and the accession number is P13201.

| Pack Size | Price | Availability | Quantity |
|---|---|---|---|
| 5 μg | $68 | 7-10 days | |
| 10 μg | $108 | 7-10 days | |
| 20 μg | $177 | 7-10 days | |
| 50 μg | $347 | 7-10 days | |
| 100 μg | $583 | In Stock | |
| 200 μg | $993 | 7-10 days | |
| 500 μg | $2,010 | 7-10 days |
| Biological Activity | Activity testing is in progress. It is theoretically active, but we cannot guarantee it. If you require protein activity, we recommend choosing the eukaryotic expression version first. |
| Description | Human cytomegalovirus (HCMV) Glycoprotein B/gB Protein is expressed in HEK293 mammalian cells. The predicted molecular weight is 92 kDa and the accession number is P13201. |
| Species | CMV |
| Expression System | HEK293 Cells |
| Tag | Tag Free |
| Accession Number | P13201 |
| Synonyms | Human cytωlovirus (HCMV) Glycoprotein B/gB |
| Construction | A DNA sequence encoding the extracellular domain (Met 1-Lys 700) linked with the cytoplasmic domain (Arg 777-Val 907) of human CMV gB (AAA45920.1, with furin cleavage site mutated from 'RTKR' to 'TTQT') was expressed, fused with five additional amino acids (DDDDK) at the C-terminus. Predicted N terminal: Ser 25 |
| Protein Purity | > 90 % as determined by SDS-PAGE ![]() |
| Molecular Weight | 92 kDa (predicted); 130-140 kDa (reducing condition, due to glycosylation) |
| Endotoxin | < 1.0 EU/μg of the protein as determined by the LAL method. |
| Formulation | Lyophilized from a solution filtered through a 0.22 μm filter, containing Tris 50 mM, NaCl 100 mM, pH 8.0.Typically, a mixture containing 5% to 8% trehalose, mannitol, and 0.01% Tween 80 is incorporated as a protective agent before lyophilization. |
| Reconstitution | A Certificate of Analysis (CoA) containing reconstitution instructions is included with the products. Please refer to the CoA for detailed information. |
| Stability & Storage | It is recommended to store recombinant proteins at -20°C to -80°C for future use. Lyophilized powders can be stably stored for over 12 months, while liquid products can be stored for 6-12 months at -80°C. For reconstituted protein solutions, the solution can be stored at -20°C to -80°C for at least 3 months. Please avoid multiple freeze-thaw cycles and store products in aliquots. |
| Shipping | In general, Lyophilized powders are shipping with blue ice. |
| Research Background | Cytomegalovirus (CMV) (human herpesvirus 5) glycoprotein B, also referred as CMV gB or gB, which belongs to the herpesviridae glycoprotein B family. It is a 97-amino acid glycoprotein encoded by the ORF of UL55. Cytomegalovirus Glycoprotein B protein is the most abundant component of the envelope, a target of neutralizing antibodies with at least two defined neutralizing epitopes and an essential replication component. Cytomegalovirus Glycoprotein B protein plays important roles in HCMV entry, cell-cell spread of internal virions, and fusion of infected cells. In addition, Cytomegalovirus Glycoprotein B protein is one envelope protein capable of heparin binding. It forms a physical association with host cell annexin II independent of the presence of calcium. |

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