[125I]astressin   

GtoPdb Ligand ID: 924

   
Peptide Sequence
FHLLREVLEXARAEQLAQEAHKNRKLXEII
D-Phe-His-Leu-Leu-Arg-Glu-Val-Leu-Glu-Nle-Ala-Arg-Ala-Glu-Gln-Leu-Ala-Gln-cyclo(-Glu-Ala-His-Lys)-Asn-Arg-Lys-Leu-Nle-Glu-Ile-Ile-NH2
Chemical Modification
C-terminal isoleucine residue is amidated; a lactam bridge is formed between glutamic acid resdiue at position 19 and lysine at position 22; residues 10 and 27 are norleucine; N-terminal phenyalanine residue is D-Phe