Peptide Synthesis & Modification

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Peptide Synthesis & Modification

GenCefe Biotech's experienced R&D and production team has established an advanced peptide synthesis platform, integrating solid-phase (SPPS) and liquid-phase (LPPS) technologies under standardized operating procedures and a stringent quality management system. Our ISO 9001 and ISO 13485 certified workflows ensure accuracy, purity, and traceability throughout every stage of peptide synthesis services

We deliver high-quality peptides for research, diagnostics, and therapeutic development, supporting a wide range of formats including long peptides, hydrophobic sequences, cyclic peptides, glycopeptides, isotope-labeled peptides, and complex modified peptides. Our platform combines optimized synthesis strategies, automated purification, and comprehensive analytical QC to provide reliable peptide products tailored to diverse scientific needs. 

Simply submit your peptide sequence and modification requirementsGenCefe will synthesize, purify, analyze, and deliver your peptides with precision and on schedule.


Custom Peptide Synthesis
GenCefe Biotech uses solid- and liquid-phase peptide synthesis to deliver high-quality custom, modified, labeled, cyclized peptides, glycopeptides, and libraries.
Modified/Fluorescent Labeled Peptides
GenCefe provides over 300 different peptide modification groups, including: N-/C-terminal modifications, fluorescent labeling, cyclic peptides, biotin labeling, etc.
Stable Isotope-Labeled Peptides
GenCefe offers custom stable isotope-labeled peptides by incorporating isotope-labeled amino acids like C and N directly during synthesis, labeling the entire peptide chain.
Cyclic Peptide Synthesis
GenCefe Biotech provides clyclic peptide synthesis services, including Stapled Peptides, Cyclization at side chain, Head-to-tail cyclization, etc.
Glycopeptides
GenCefe Biotech provides glycosylation modification services, producing glycopeptides with N-linked and O-linked types to enhance protein stability, activity, and cell signaling.
Peptide Libraries
GenCefe Biotech provides a variety of peptide library synthesis services, including over lapping libraries, random libraries, amino acid scanning libraries, etc.
Catalog Peptides
GenCefe Biotech offers over 2,000 catalog peptides covering popular research areas, available from stock.
Service Features
Milligram to gram scale, up to 180 aa, >98% purity
300+ modification options (labeling, cyclization, isotope labeling)
Optional aliquoting service (min. 0.2 mg per tube)
Strict quality control for every peptide
Why choose GenCefe Peptide Synthesis?
Peptide Synthesis FAQs
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Get high-quality custom peptides with consistent performance and fast delivery—start your project with GenCefe today.
Phone
+1 408-828-0438