>4eu1A (A:) observed residues (from ATOM records)
pilglgqdfrmdpakrkvnlsigvyrddadqpfvlecvkqatlgtnmdyapvtgiasfve
eaqklcfgptcaalrdgriascqtlggtgalriggdllnrfvancnriygpdvgypnhes
ifakagmeltpysyydpatkglnlagmlecldkapegsvilvhacahnptgvdpthddwr
qvcdvikrrnhipfvdmayqgfatgqldydafvprhlvdmvpnlivaqsfsknfglyghr
cgalhistasaeeakrlvsqlallirpmynnpplygawvvssilkdpqltalwkkelkqm
ssriaevrkrlvselkacgsvhdwshierqvgmmaytgltreqvellrseyhiymtlngr
aavsglnstnveyvsqaihnvtk