>4pnfH (H:) observed residues (from ATOM records)
kltlygldpsppvravkltlaalnltyeyvnvdivaraqlspeyleknpqhtvptleddg
hyiwdshaiiaylvskyadsdalypkdplkravvdqrlhfesgvvfangirsisksvlfq
gqtkvpkerydaiieiydfvetflkgqdyiagnqltiadfslvssvasleafvaldttky
prigawikkleqlpyyeeangkgvrqlvaifkktnftfe