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Recombinant E. coli LacI Protein, His Tag

Recombinant E. coli LacI Protein, His Tag

Product Number

PO139

Alias

ECK0342, DNA binding transcriptional repressor LacI

Specifications
  • 50ug
  • 100ug
Product Description
AliasECK0342, DNA binding transcriptional repressor LacI
Catalog NumberPO139
Molecular NamelacI
SpeciesE. coli
HostE. coli
Size50ug, 100ug
Protein FamilyOther protein
Purity≥90% as determined by SDS-PAGE
PurificationAffinity Purification
EndotoxinPlease contact our customer service for more information.
FormulationPBS
BackgroundLactose 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 ConditionStore the product under sterile conditions after opening at -20℃ to -80℃ for 12 months. Avoid repeated freeze-thaw cycles.
Shipping ConditionThis product is shipped on ice packs or dry ice.
Molecular Weight39.71 kDa
Note仅供科研使用

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