>sp|P39037|CASB_PIG Beta-casein OS=Sus scrofa GN=CSN2 MKLLILACFVALALARAKEELNASGETVESLSSSEESITHISKEKIEKLKREEQQQTENE RQNKIHQFPQPQPLAHPYTEPIPYPILPQNILPLAQVPVVVPLLHPEVMKDSKAKETIVP KRKGMPFPKSPAEPFVEGQSLTLTDFEVLSLPLLQSLMHQIPQPVPQTPMFAPQPLLSLP QAKVLPVPQQVVPFPQRDMPFQALLLYQDPLLGPLQGFYPVPQPVAPVYNPV