>1ck4A (A:) SEQRES residues
cstqldivivldgsnsiypwesviaflndllkrmdigpkqtqvgivqygenvthefnlnk
yssteevlvaankigrqgglqtmtalgidtarkeafteargarrgvkkvmvivtdgeshd
nyrlkqviqdcedeniqrfsiailghynrgnlstekfveeiksiaseptekhffnvsdel
alvtivkalgerifalea