>4pnfC (C:) observed residues (from ATOM records)
kltlygldpsppvravkltlaalnltyeyvnvdivaraqlspeyleknpqhtvptleddg
hyiwdshaiiaylvskyadsdalypkdplkravvdqrlhfesgvvfangirsisksvlfq
gqtkvpkerydaiieiydfvetflkgqdyiagnqltiadfslvssvasleafvaldttky
prigawikkleqlpyyeeangkgvrqlvaifkktnftfe