>169lA (A:) observed residues (from ATOM records)
mnifemlrideglrlkiykdtegyytigighlltkspslnaakseldkaigrncngvitk
deaeklfnqdvdaavrgilrnaklkpvydsldavrrcalinmvfqmgetgvagftnslrm
lqqkrwdaaaaalaaaawaaatpnrakrvittfrtgtwdayk