>5ktlB (B:) observed residues (from ATOM records)
svgdfgtvltamitpfkadgsvnyavaaelaahlvdngtdtlvvcgttgesptlswdeey
nlfvevlqtvagkakviagcgsnstkeaiaatqkaakigvhgtlqvvpyynkppqaglyq
hfqaiaqacpdlplllynvpgrtgqnlspetvvrlaeidniigvxeasgnldqageirrs
tpkefqiyagddsltlpllaigakgvvsvashlvgnqlqqmiqafnsgqvtvasdihlrl
lplfkalfittnpipikqalklqgwevgstrpplsdadaevsqkleavmkhlnli