>3pcnM (M:) observed residues (from ATOM records)
paqdnsrfvirdrnwhpkaltpdyktsiarsprqalvsipqsisettgpnfshlgfgahd
hdlllnfglpigeriivagrvvdqygkpvpntlvemwqanaggryrhkndrylapldpnf
ggvgrcltdsdgyysfrtikpgpypwrngpndwrpahihfgisgpsiatklitqlyfegd
plipmcpivksianpeavqqliakldmnnanpmdclayrfdivlrgqrkthfe