Bacterial Protein Customized Service
Optimized expression in E. coli for rapid, high-yield, and cost-effective protein production.
From gene synthesis to purified protein, we offer tailored solutions for antigens, enzymes, cytokines, and more. Specialized strategies for soluble expression and inclusion body refolding.

Key Advantages of E.coli system
💰 Cost-effective
Rapid expression with short cultivation time and easy operation.
📈 Easy to scale up production
Fermentation for large-scale production with minimal batch variations.
🧬 Mature system
Clearly designed genetic background, streamlined operational procedures.
🔬 Testing conditions
Cultivation temperature, induction conditions; host selection, and soluble protein strategies.
Service Details & Milestone Workflow
| Milestone | Activities & Specifications | Deliverables | Timeline |
|---|---|---|---|
| 1. Gene Synthesis, Cloning & Plasmid Prep |
|
| 1-2 weeks |
| 2. Protein Expression Evaluation |
|
| 1-2 weeks |
| 3. Protein Purification & Processing |
|
| 2-4 weeks |
| 4. QC & Delivery |
|
| 1 week |
Estimated Turnaround Time
- High-throughput 1-2 weeks (<500 AA)
- Pilot scale (mg) 2-6 weeks
- Scale-up (g) 12-16 weeks
*Additional QC and custom requirements may extend timelines.
Related Expression Systems
Beyond E. coli, we offer a full portfolio of expression hosts to match your protein's unique needs.

Mammalian System
Full PTMs, ideal for therapeutic candidates and complex eukaryotic proteins.
Learn More
Yeast (Pichia)
Cost-effective, scalable for secreted proteins and high-density fermentation.
Learn MoreSimple Quotation & Ordering
Consultation
TAM contacts you within 24h for strategy and quote.
Approval
Review and approve final order details and price.
Project Start
Project initiated; PM provides updates until delivery.
Contact Us
To discuss your custom protein needs, please email order@enkilife.com. Our team is ready to assist you right away.
⬇ Download Custom Protein Request Form
