>4zrkC (C:) observed residues (from ATOM records)
pktftvrivtmdaemefncemkwkgkdlfdlvcrtlglretwffglqytikdtvawlkmd
kkvldhdvskeepvtfhflakfypenaeeelvqeitqhlfflqvkkqildekvycppeas
vllasyavqakygdydpsvhkrgflaqeellpkrvinlyqmtpemweeritawyaehrgr
ardeaemeylkiaqdlemygvnyftirnkkgtelllgvdalglhiydpenrltpkisfpw
neirnisysdkeftikpldkkidvfkfnssklrvnklilqlcignhdlfmrrrka