>sp|P01355|CCKN_RAT Cholecystokinin OS=Rattus norvegicus GN=Cck MKCGVCLCVVMAVLAAGALAQPVVPVEAVDPMEQRAEEAPRRQLRAVLRPDSEPRARLGA LLARYIQQVRKAPSGRMSVLKNLQGLDPSHRISDRDYMGWMDFGRRSAEDYEYPS