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E. coli expression system is the most widely used expression method. Advantages of E.coli expression system includes: clear genetic background and metabolic pathway, mature method for expression regulation and time-saving cell culture. 

Time limited promotion (till 31/12/2025)
E.coli standard service start from 699EUR/USD!
Service package Including:
1. Codon optimization and synthesis (1000bp - longer than 1000bp a surcharge will apply for the gene synthesis).
2. Subcloning and single clone selection.
3. Small scale E.coli culture and protein purification for 1mg protein maximum.
4. QC and report, then your protein is ready for shipping.

E.coli Expression Standard Service

​Service highlight:
1.   FineCodon 2.0 codon optimization method to improve protein expression and solubility.
2.  Affordable, flexible and creditable service tailored to match your research requirements.
3.  Fast lead time - start from 5 weeks your protein will be delivered.
4.  State-of-the-art technologies - codon optimization and protein refolding.
5.  One-stop service platform from gene to protein.
6. Multiple choices for vectors, E.coli strains, tags and Restriction Enzyme cutting sites. Vector bank for different target protein: pET series, pBAD series and pCold series.
7. Multiple tag options: His, GST, Trx, SUMO, Flag, HA, as well as tandem tags.

Optional Service 1. Tag remove 2. Endotoxin removal 3. 10L~4000L fermentation 4. Inclusion body protein denaturing and renaturing 5. Western Blot for protein confirmation 6. Mass Spectrometry More information: Please Email to [email protected] if you need special service for E. Coli Expression service.

List of Vectors	Commercial vectors, low temperature expression vectors.
List of Expression Strain	Special stains for your special protein: High expression strain, low temperature strain, toxic protein expression strain, rare codons expression strain and disulfide bonds expression strain.