>1c6aA (A:) observed residues (from ATOM records)
mnifemlrideglrlkiykdtegyytigighlltkspslnaakseldkaigrncngvitk
deaeklfnqdvdaavrgilrnaklkpvydsldavrrcalinmvfqmgetgvagftnslrm
lqqkrwdeaavnaaksrwynqtpnrakrvittfrtgtwdayk