>3ldnA (A:) observed residues (from ATOM records)
dvgtvvgidlgttyscvgvfkngrveiiandqgnritpsyvaftpegerligdaaknqlt
snpentvfdakrligrtwndpsvqqdikflpfkvvekktkpyiqvdigggqtktfapeei
samvltkmketaeaylgkkvthavvtvpayfndaqrqatkdagtiaglnvmriineptaa
aiaygldkregeknilvfdlgggtfdvslltidngvfevvatngdthlggedfdqrvmeh
fiklykkktgkdvrkdnravqklrrevekakralssqhqarieiesfyegedfsetltra
kfeelnmdlfrstmkpvqkvledsdlkksdideivlvggstripkiqqlvkeffngkeps
rginpdeavaygaavqagvlsg