>1ck4B (B:) SEQRES residues
cstqldivivldgsnsiypwesviaflndllkrmdigpkqtqvgivqygenvthefnlnk
yssteevlvaankigrqgglqtmtalgidtarkeafteargarrgvkkvmvivtdgeshd
nyrlkqviqdcedeniqrfsiailghynrgnlstekfveeiksiaseptekhffnvsdel
alvtivkalgerifalea