>3ik9A (A:) observed residues (from ATOM records)
aekpklhyfngrgrmestrwllaaagvefeekfiksaedldklrndgylmfqqvpmveid
gmklvqtrailnyiaskynlygkdikeralidmyiegiadlgemiimlpfcppeekdakl
alikekiknryfpafekvlkshgqdylvgnklsradihlvellyyveeldsslissfpll
kalktrisnlptvkkflqpgsprkpppdeiyvrtvynif