Epitope Mapping Algorithm PepSurf Mapitope Combined Protein Structure Enter a PDB ID OR Upload your own PDB file Indicate the chain identifier Peptides file in FASTA Paste here the peptide sequences OR Upload peptide sequences file Please enter your e-mail address As soon as the result is ready, a link will be sent to the e-mail address provided. Advanced Options PepSurf Options Substitution matrix BLOSUM62 BLOSUM80 BLOSUM30 GRANTHAM Gap penalty (Enter a negative number between 0 to -100) Probability for obtaining the best path (Enter a number between 0 and 1) Mapitope Options Distance threshold Enter a number between 4 and 24 Statistical threshold Enter a positive number Maximum gap "fill-in" Enter a non-negative number Phage-Display Library Properties Library type NNK NNS RANDOM_AA Ignore Stop codon modification Codon UAG UGA UAA None Amino Acid GLU ALA CYS ASP PHE GLY HIS ILE LYS LEU MET ASN PRO GLN ARG SER THR VAL TRP TYR None Upload Library Constraints FILE: (Optional) When using the Pepitope server you agree upon these terms and conditions.