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Bioactive Toxin-Derived Peptides Antimicrobial & Antimycotic Peptides Custom Research Peptides Nuclear Localization Signals (NLS) Cell-Penetrating Peptides (CPPs) Alzheimer's & Parkinson's Therapeutic Development Melanogenesis Modulation Anti-Aging & Skin Remodeling Ligand-Directed Targeting Peptides Somatostatin Analogs Kinase Activity Modulators Apoptotic Enzymes Viral Protease Substrates Antiviral Peptides Antimicrobial Peptides Cardiovascular Peptides Immunomodulatory Peptides Thyroid Hormone-Related Insulin/Metabolic Regulation Parathyroid Hormone (PTH) Growth Hormone GnRH Analogues/Antagonists Pain and Inflammation Modulation Pituitary Hormones Neurotransmitters/Neuropeptides Standard Fmoc-Amino Acids D-Form Amino Acids Resins Condensation Agents Organic Building Blocks Pseudoproline Dipeptides Phenylalanine & Tryptophan Unusual Amino Acids & Analogs Newly Launched Small-Molecule Specialties Impurity Analysis & Bioactivity Research Special Offers Peptide Synthesis Chemical Synthesis AlanMolecularAI AlanDockAl Linear Peptide Optimization Task Management News About Us Reagents & Custom Orders Aipower Platform
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Alan Scientific Inc is dedicated to provide the high-quality and reliable peptide service for customers. We offer custom peptide synthesis, peptide library, peptide array, commercial catalogue peptide, cosmetic peptide, GMP peptide etc.




What are the advantages?


  • Greater than 98% synthesis success rate

  • Over 13 years’ professional manufacturing experience

  • 3 global manufacturing sites

 

What can Alan Scientific offer?


  • Simple to complex & Linear to cyclized

  • Long sequences peptide up to 140 mer

Small (ug) to large scale (kg)

  • Purity level (Desalted, >75%, >80%, >85%, >90%, >95%, 98%)

  • Free peptide solubility test

  • TFA removal service (<1%)

  • Endotoxin control (<0.05 EU/ug)

  • Modifications: offer a wide range of modifications at N-terminus & C- terminus, special amino acids, stable isotope labeled peptides, peptide conjugates, and much more...

 

 

What is the standard QC?


  • HPLC chromatogram

  • Mass spec analysis

  • Certification of Analysis

 



Common Modification list (need more modifications, please check in Inquiry Form page)


Modification on N&C terminus: Acetylation (N-Terminal), HYNIC (N-Terminal), DTPA (N-Terminal), Formylation (N-Terminal), Fatty acid (N-Terminal), 

Myristic acid (N-Terminal), Palmytolyl (N-Terminal), CBZ, Amidation (C-Terminal), Succinylation (Suc,N-Terminal)


Special Amino Acid: D-Arg,D-Cys,D-Asp,D-Asn,D-Glu,D-Gln,D-Ser,D-His,D-Thr,D-Trp,D-Leu,D-Ile,D-Met,D-Pro,D-Val,D-Phe,pGlu,Hyp,D-Lys

D-Tyr,D-Orn, Orn,Abu,Aib, (D)1-Nal,(D)2-Pal,(D)4-Cl-Phe,Nva,Nle,Hse,Hcy,Pen,Mpa,N-Methyl amino acid (Ala,Phe,Leu,Ile,Val,Gly,Met)

Other amino acid Dinitrobenzoylation (Lys),Lys(Me2)

Phosphorylation (Tyr, Ser,Thr,single site), Tyr(SO3H2), Ser(octanoic acid)



Fluorescence/Dye Labeling: Biotin(N-Terminal,Y/N  Ahx), Biotin (Lys in sequence), Biotin (without Lys in sequence), FITC/5-FAM (N-Terminal,Y/NAhx)

Dansyl (N-Terminal,Y/N Ahx), MCA (N-Terminal), p-Nitroanilide(pNA, C-Terminal), AMC (C-Terminal)


Cyclic Peptide: Disulfide bridge, head to tail cyclization

Quenched Fluorescent Peptide: Abz/Tyr (3-NO2), EDANS/DABCYL


Multiple Antigenic Peptide System: Asymmetrc 4 branches, Asymmetrc 8 branches


Protein Conjugation: KLH, BSA (N&C Terminus)