>tr|A0A2Y9QKU1|A0A2Y9QKU1_DELLE Protein transport protein Sec61 subunit beta OS=Delphinapterus leucas GN=SEC61B MPGPTPSGTNVGSSGRSPSKAVAARAAGSTVRQRKNASCGTRSAGRTTSAGTGGMWRFYT EDSPGLKVGPVPVLVMSLLFIASVFMLHIWGKYTRS