>3i6aF (F:) observed residues (from ATOM records) kpklhyfngrgrmestrwllaaagvefeekfiksaedldklrndgylmfqqvpmveidgm klvqtrailnyiaskynlygkdikeralidmyiegiadlgemiimlpfcppeekdaklal ikekiknryfpafekvlkshgqdylvgnklsradihlvellyyveeldsslissfpllka lktrisnlptvkkflqpgsprkpppdeiyvrtvynif