>sp|P61131|SIA4C_RAT CMP-N-acetylneuraminate-beta-galactosamide-alpha-2,3-sialyltransferase 4 OS=Rattus norvegicus GN=St3gal4 MTSKSHWKLLALALVLVVVMVWYSISREDRYIEFFYFPVSEKKEPCFQGEAERQASKIFG NHSREQPIFLQLKDYFWVKTPSAYELPFGTKGSEDLLLRVLAITSYSIPESIQSLECRRC VVVGNGHRLKNSSLGGVINKYDVVIRLNNAPVAGYEGDVGSKTTIRLFYPESAHFDPKIE NNPDTLLVLVAFKAMDFHWIETILSDKKRVRKGFWKQPPLIWDVNPKQIRILNPFFMEIA ADKLLSLPIQQPRKIKQKPTTGLLAITLALHLCDLVHIAGFGYPDAYNKKQTIHYYEQIT LKSMAGSGHNVSQEAVAIKRMLEMGAVKNLTYF