>3unfS (S:) observed residues (from ATOM records)
nqydndvtvwspqgrihqieyameavkqgsatvglkskthavlvalkraqselaahqkki
lhvdnhigisiagltadarllcnfmrqecldsrfvfdrplpvsrlvsligsktqiptqry
grrpygvglliagyddmgphifqtcpsanyfdcramsigarsqsartylerhmsefmecn
ldelvkhglralretlpaeqdlttknvsigivgkdleftiyddddvspfldgleerpq