Welcome to LifeTein Understanding Life, one protein at a time  
 

    Services and Products

 Peptide Synthesis

 GMP Peptide Services

 Peptide Library

 Custom Chemical Synthesis

 Chemical Products

 Peptide Products

 Antibody Services

 Antibody Products

 

Peptide Modification Capabilities

(Click here to download the LifeTein Peptide Modification Full List)

 
N-terminal and C-terminal peptide modification  
Acetylation free
Amidation free
Fmoc, Benzoyl, Benzyloxycarbonyl. free
Palmitoylation $50.00
Formylation $40.00
Lipoic Acid $30.00
Maleimide, Acryl, Succinyl, PEG, Cholesteryl chloroformate, Glucose, More... Quote
Butyric acid, Hexanoic acid, Octanoic acid, Perfluoro Lauric acid, Stearic acid, Tripalmitoyl cysteine,Cysteamide, More... Quote
   
Peptides containing special amino acids  
D-amino acids, Methyl amino acids, Quote
Dinitrobenzoylation $180.00
Phosphorylation (pSer, pTyr, or pThr) $100.00
D-pSer, D-pTyr, or D-pThr, $280.00
Two, three, four or five phosphorylation sites Quote
   
Peptide labeling using fluorescence dye (comprehensive fluorophore list including absorption and emission peak values)  
TAMRA, N or C terminus Quote
Biotin, Biotin-LC, N Terminus $40.00
Lys (Biotin), $100.00 (N), $180.00(C or middle)
Dansyl, Dnp, MCA, FAM, Luciferin, Rhodamine B, 1-pyrenebutyric acid, 3-Indolylacetic acid, cy3, More... Quote
FITC, N or C terminus,
$110.00
Lys (FITC) $120.00 (N), $200.00(C)
   
Quenched fluorescent peptide  
Abz/Tyr (3-NO2), Tyr, Abz, Quote
EDANS/DABCYL Quote
   
Peptide cyclization
 
Single peptide disulfide bridge formation $160.00
Two peptide disulfide bridges Quote
Three peptide disulfide bridges Quote
Amide cyclization (end or side chain), inter-disulfide bridge (same or different peptide sequence) Quote
   
MAPs peptides and carrier proteins
 
Asymmetric 2 branch peptides $150.00
Asymmetric 4 or 8 branch peptides Quote
BSA, KLH or OVA conjugation, Additional Cys is needed. $160.00
   
Special linkers  
Gly (2 carbons), beta-Ala (3 carbons), GABA (4 carbons), AVA (5 carbons), Ahx (6 carbons), Mini-PEG (6, 9, 11, 13, 16 carbons), Aminoethoxyacetic acid Quote
   
Special Analysis  
Amino Acid Analysis (AAA), N Elemental Analysis, Aliquoting, Solubility Test, Microbial Analysis, Water Content, Acetate Content, Maldi-TOF, Endotoxin Analysis, Acetate Salt or Hydrochloride Salt Switching
Quote

Please click here to get a peptide synthesis service quote now!

                        peptide synthesis Quote