ER2738 Competent Cells for Phage display library screening | Electrocompetent
High-efficiency Electrocompetent E. coli cells optimized for Phage display, Antibody phage display, Library construction, Library screening, M13 phage propagation with transformation efficiency ≥1 × 10^10 CFU/µg pBR322.
Available Sizes
What are ER2738 Competent Cells?
ER2738 competent cells are optimized E. coli host cells developed for high-efficiency Phage display library screening workflows including Phage display, Antibody phage display, Library construction, Library screening, M13 phage propagation. These cells support reliable plasmid uptake, stable propagation, and reproducible transformation performance for molecular biology and protein engineering applications.
Why Choose This Strain?
- Transformation efficiency: ≥1 × 10^10 CFU/µg pBR322
- Ultra-high efficiency
- Supports plasmids up to Phagemid-compatible; maximum plasmid size not specified in manual
- Stability: F+ amber suppressor strain with tetracycline-selectable F-factor for phage propagation
Key Features
- Strain: ER2738
- Format: 10 × 0.05 mL/tube (20 reactions)
- Cell type: Electrocompetent
- Insert compatibility: Phage display inserts and phagemid-compatible inserts
- Optimized for Phage display library screening
Applications
- Phage display
- Antibody phage display
- Library construction
- Library screening
- M13 phage propagation
Workflow Compatibility
- M13 phage propagation
- Ph.D. peptide display workflows
- Antibody phage display library construction
- Phage library screening
- F+ phage infection workflows
Specifications
| Genotype | F´proA+B+ lacIq ∆(lacZ)M15 zzf::Tn10(TetR)/ fhuA2 glnV ∆(lac-proAB) thi-1 ∆(hsdS-mcrB)5 |
|---|---|
| Antibiotic Resistance | Tetracycline, Depends on phagemid/vector |
| Growth Conditions | LB or LB + tetracycline; tetracycline selection helps maintain F-factor |
| Plasmid Types | M13 vectors, Phagemids, pBR322, Phage display libraries |
| Recombination Notes | F-factor contains Tn10 tetracycline resistance; maintain in tetracycline-containing medium for F-pilus retention |
| Max Plasmid Size | Phagemid-compatible; maximum plasmid size not specified in manual |
Detailed Specifications
| Stability Type | F+ amber suppressor strain with tetracycline-selectable F-factor for phage propagation |
|---|---|
| Insert Size Compatibility | Phage display inserts and phagemid-compatible inserts |
| Format | 10 × 0.05 mL/tube (20 reactions) |
Handling & Protocol
| Transformation Method | Electroporation |
|---|---|
| Protocol Time | ~1.5–2 hours to plating, plus 16–24 hour incubation |
| Recovery Time | 1 hour at 37°C in SOC |
| Storage Conditions | -80°C |
| Shipping Conditions | Dry ice |
| Shelf Life | ~6 - 12 months at -80°C (typical competent cell stability) |
Industry Comparison
Comparable to industry-standard ER2738 electrocompetent phage display strains for Phage display library screening workflows.
Equivalent to industry-standard ER2738 electrocompetent strains used for M13 phage display, with high efficiency and reliable F-factor maintenance for phage propagation.
Any third-party trademarks are the property of their respective owners. Reference is provided solely to indicate compatibility or comparable application and does not imply affiliation, endorsement, or sponsorship.
Quality Control
- Transformation efficiency validated with control plasmid
- Genotype verified
- Contamination-free
- CoA provided
Key Advantages
- Ultra-high efficiency electrocompetent ER2738 format
- Amber suppressor glnV F+ strain for M13 phage propagation
- F-factor carries tetracycline resistance for selection
- Recommended for Ph.D. peptide display workflows
- Optimized for phage display library construction and screening
Why Researchers Choose Amid Biosciences Competent Cells
- High transformation efficiency for reliable cloning workflows
- Optimized strains for phage display, mutagenesis, and protein engineering
- Stringent quality control testing
- Fast shipping and scientific support
- Research-use-only products manufactured for reproducibility
Related Products
- SS320 Competent Cells for Large Phage Display Libraries
- TG1 Competent Cells for Antibody Phage Display
- DH5α Competent Cells for Routine Cloning
Research Use Only. Not for diagnostic or therapeutic use.