>169lB (B:) observed residues (from ATOM records)
mnifemlrideglrlkiykdtegyytigighlltkspslnaakseldkaigrncngvitk
deaeklfnqdvdaavrgilrnaklkpvydsldavrrcalinmvfqmgetgvagftnslrm
lqqkrwdaaaaalaaaawaaatpnrakrvittfrtgtwdayk