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Peptide Modification

Below is a partial list of peptide modification we offer. For modification not found in the list, please email us for a quote.
EZBiolab can make almost every available modification. We also provide custom systhesis of special modification that uniquely used in your research. Please do not hisitate to email us the uncommon modifications of your peptides.

Common modifications
Acetylation, N-terminal
Amide, C-terminal
Biotin, N-terminal
Phosphorylation (Ser, Thr, Tyr)
D-amino acid
Disulfide bond (1 pair)
Fluorescence dyes and FRET or quenching pairs
FITC (fluorescein), N-terminal
FITC, C-terminal or Lys side chain
Rhodamine, N-terminal
Dansyl, N-terminal
MCA, N-terminal
MCA, N-terminal/Dnp, Lys side chain
Dnp, Lys side chain
Abz, N-terminal
Abz/PNBA
EDANS or DABCYL
Special amino acids
Aib (amino isobutiric acid)
Aminocaproic acid
AOAA ( amino-oxyacetic acid)
Bpa (p-benzoylphenylalanine)
Cha ( L-cyclohexylalanine)
CIT(citrulline)
Cyclohexylalanine
Cys(acm), Cys(tBu)
Elaidic acid
hydroxyproline
Iso-aspartic
Iva (Norvaline)
N-Me-Val
Nph (para-nitro-phenylalanine)
Ornithine
pGlu (pyroglutamate), N-terminal
Pyro-amino acid
Sar (sarcosine)
Seleno-methionine
Stearate (Octadecanoic acid)
Sulfated Tyr
Valol (amino alcohol of valine)
Conjugation for antibody production
BSA
KLH
OVA
MAP
Cyclization
Disulfide bond
Amide bond
Others
Acetylation , Lys side chain
6-aminohexanoyl
Biotin, C-terminal or Lys side chain
BtLC (6-biotinamidohexanoyl)
CBZ (Benzyloxycarbonylation)
CMK ( chloromethyl ketone), C-terminal
DiMe, N-terminal
Dinitrobenzoylation, Lys side chain
Disulfide bond (2 pairs)
Dinitrobenzoylation, Lys side chain
Disulfide bond (3 pairs)
DTPA (diisopropylamine), N-terminal
Farnesylation, N-terminal
Farnesylation, side chain or C-terminal
Fatty acid, N-terminal
Formylation
HYNIC (hydrazinonicotinamide), N-terminal
Myristylation, N-terminal
NHEt (ethylamide)
NHS (N-hydroxysuccinimide ), C-terminal
Methylation, mono, Lys side chain
Methylation, di, Lys side chain
Methylation, tri, Lys side chain
Oleic acid
Palmitic acid, C-terminal or Lys side chain
Palmitic acid, N-terminal
Palmitoylation
PNA, (p-Nitroanilide)
TNP (Trinitrophenyl)