Bold face: keyword '# SWISSPROT identifier'
joe@amino.churn.edu # SWISSPROT identifier paho_chick
RESULT PP will use the sequence:
MPPRWASLLL LACSLLLLAV PPGTAGPSQP TYPGDDAPVE DLIRFYNDLQ QYLNVVTRHR YGRRSSSRVL CEEPMGAAGC