>3sckA (A:) observed residues (from ATOM records)
stteelaktfletfnyeaqelsyqssvaswnyntniteenvqnmnnagdkwsaflkeqst
laqtyplqeiqnltvklqlqalqqngssvlsedkskrlntilntmstiystgkvcnpdnp
qeclllepglneimansldynerlwaweswrsevgkqlrplyeeyvvlknemaranhyed
ygdywrgdyevngvdgydysrgqliedvehtfeeikplyehlhayvraklmnaypsyisp
igclpahllgdmwgrfwtnlysltvpfgqkpnidvtdamvdqawdaqrifkeaekffvsv
glpnmtqgfwensmltdpgnvqkavchptawdlgkgdfrilmctkvtmddfltahhemgh
iqydmayaaqpfllrnganegfheavgeimslsaatpkhlksigllspdfqedneteinf
llkqaltivgtlpftymlekwrwmvfkgeipkdqwmkkwwemkreivgvvepvphdetyc
dpaslfhvsndysfiryytrtlyqfqfqealcqaakhegplhkcdisnsteagqklfnml
rlgksepwtlalenvvgaknmnvrpllnyfeplftwlkdqnknsfvgwstdwspyad