the 8 kda peak was recognized by a monoclonal antibody against the amino terminal sequence tyr-gly-gly-phe of all opioid peptides and by an antiserum directed toward the carboxyl terminus of dyn b , indicating that it contains , from the amino terminal tyrosine of neo-endorphin to the carboxyl-terminal threonine of dyn b , all 3 opioid peptide regions in the prodynorphin .
C0014242
endorphin
C0205753
opioid peptide