>tr|A0A2Y9MS60|A0A2Y9MS60_DELLE 28S ribosomal protein S21, mitochondrial OS=Delphinapterus leucas GN=MRPS21 MAKHLKFIARTVMVQEGNVEGAYRTLNRILTMDGLIEDIKRRRYYEKPCRRRQRESYETC RRIYNMEMARKINFLMRKNRADPWQGC