>tr|A6IIY7|A6IIY7_RAT Chemokine (C-C motif) ligand 21b (Serine) OS=Rattus norvegicus GN=Ccl21 MAQMLALSLLSLVLVLCVPWTQGSDGGGQDCCLRYSQKKIPYNIVRGYRKQEPSLGCPIP AILFAPRKQSQPELCANPEEAWVQKLMRRLDQPPAPGKQNCRKNRGTSKSGKKGRGSKGC KGTEQTDSKRVSQ