The chemical bond that links the carboxyl group of one amino acid to the amino group of another amino acid.
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VAL-THR
{(R)-1-[((S)-1-Benzylcarbamoyl-propylamino)-methyl]-2-tritylsulfanyl-ethyl}-carbamic acid tert-butyl ester
L-Alanine, N-[N-(trifluoroacetyl)-D-phenylalanyl]-, methyl ester
Benzenepropanamide, N-methyl-a-oxo-
L-Serine, N-[N-[(1,1-dimethylethoxy)carbonyl]-L-tyrosyl]-, hydrazide
Boc-Aib-Leu-OBn
L-Valinamide, N-(3-carboxy-1-oxopropyl)-L-tyrosyl-L-leucyl-N-(4-benzoylphenyl)-
N-[(1S-(1α,2α,1'α))-2-(2'-azido)ethan-1'-ol-cyclopropan-1-oyl]-L-phenylalanine-L-leucine
N~5~-(diaminomethylidene)-N~2~-methyl-D-ornithyl-N-{(2S)-4-amino-1-carboxy-4-formyl-5-[(E)-iminomethyl]-3,7-dioxo-7-phenylheptan-2-yl}glycinamide
MBzl-S-CH2-CH2-CO-Asp-Thr-Ala-NHNH2
Z-Ala-Phol
2-(N-benzyl-N-tert-butoxycarbonylphenylalanyl)-1,3-thiazole
3-Phenyl-2-(tetrahydro-pyran-2-yloxymethyl)-propionaldehyde
Boc-β-Ala3-OBzl
2-Methylalanine
N-[2,2-Dicyano-2-(1-ethoxy-ethoxy)-1-(4-methoxy-phenyl)-ethyl]-N-methoxymethyl-4-methyl-benzenesulfonamide