>3tzlA (A:) observed residues (from ATOM records)
mrvltglqpsgdlhignyfgaikqmvdaqeksqmfmfianyhamtssqdgeklkqnslka
aaaflslgidpqksvfwlqsdvkevmelywilsqftpmgllerahsykdkvakglsashg
lfsypvlmaadillfdtrivpvgkdqiqhveiardialkvnnewgeiftlpearvneeva
vvvgtdgakmsksyqntidifssektlkkqissivtdstaledpkdhencnifkiaklfl
desgqkelqiryekggegyghfkiylnelvnayfkearekynellekpshlkeildfgat
karkiaqekmqkiyekigl