Recombinant E. coli LacI Protein, His Tag
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产品编号
PO139
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别名
ECK0342, DNA binding transcriptional repressor LacI
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规格
- 50ug
- 100ug
| Alias | ECK0342, DNA binding transcriptional repressor LacI |
| Catalog Number | PO139 |
| Molecular Name | lacI |
| Species | E. coli |
| Host | E. coli |
| Size | 50ug, 100ug |
| Protein Family | Other protein |
| Purity | ≥90% as determined by SDS-PAGE |
| Purification | Affinity Purification |
| Endotoxin | Please contact our customer service for more information. |
| Formulation | PBS |
| Background | Lactose operon repressor (LacI) contains one HTH lacI-type DNA-binding domain, functions as a homotetramer. Lactose operon repressor as a repressor of the lactose operon, which also as an inducer, binds allolactose. If remove residues 1-59, resulting the loss of DNA-binding activity but retains tetrameric structure and inducer-binding activity. If delete residues 34-36, resulting the loss of tetramer formation, but retains dimer formation, inducer-binding activity, and DNA-binding activity. |
| Storage Condition | Store the product under sterile conditions after opening at -20℃ to -80℃ for 12 months. Avoid repeated freeze-thaw cycles. |
| Shipping Condition | This product is shipped on ice packs or dry ice. |
| Molecular Weight | 39.71 kDa |
| Note | 仅供科研使用 |
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