Yeast display peptide library construction is a technology that fuses exogenous peptides with yeast wall proteins for expression, thereby presenting highly diverse peptide libraries on the yeast cell surface. This platform supports high-efficiency screening of peptide ligands featuring strong affinity and target-specific binding toward antibodies, receptors, enzymes and other biomolecules. It is extensively utilized for antibody epitope identification, protein interaction research and drug lead compound discovery.
Creative Biolabs offers comprehensive services ranging from library design (including random peptide libraries, cysteine-constrained peptide libraries, and natural protein-based scanning peptide libraries), yeast transformation and library quality control, to magnetic bead sorting and iterative flow cytometry-based screening. Customized downstream validation is also supported to facilitate the rapid acquisition of high-potential functional peptides.
High-diversity libraries for antibody discovery and engineering.
Diversified libraries for protein screening and modification.
Native proteome representation from disease or immune tissues.
For precise peptide discovery and engineering, today!
A fully documented, stepwise process ensures reproducibility and high-quality output. Each project follows a structured pipeline:
Synthetic oligonucleotides encoding peptide diversity, or a provided peptide sequence list / target motif.
Homologous recombination in yeast under optimized culture conditions; electroporation using proprietary parameters to maximize transformation efficiency.
Flow cytometry (FACS) quality control to confirm surface expression and library diversity.
Purified library aliquots (plasmid DNA or glycerol stocks), sequence validation report, and detailed methods summary.
Yeast display combines eukaryotic protein processing (folding, glycosylation, disulfide bonds) with quantitative flow cytometry sorting, enabling quality control at single-cell resolution. Libraries achieve exceptional diversity (107-109 transformants) while maintaining conformational integrity. The platform supports unbiased selection of high-affinity binders, enzymatic activity screening, and stability engineering.
Explore Our Yeast Display Platform →
Custom-built diversified yeast display libraries deliver high-quality templates for follow-up screening work.
Precise yeast library screening enables efficient enrichment of target-positive clones.
High-throughput yeast display screening identifies highly specific, high-affinity antibody candidates.
Platform-directed protein modification enhances protein affinity and structural stability.
High-throughput mining of target-binding peptides supports peptide drug and probe development.
Integrated dual-platform workflow enables high-efficiency, high-affinity fully human antibody discovery.
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All listed services and products are For Research Use Only. Do Not use in any diagnostic or therapeutic applications.