>sp|Q8TWS7|NAC_METKA Nascent polypeptide-associated complex protein OS=Methanopyrus kandleri GN=nac MFPGGKIDPRKLQRLMREMGMEQEPISGVERVEIHLKDGSKLVFEKPQVIRMKIMNQEFY QVAGKAKREKPEEEPFTDEDVKLVAEQAGVSEEEARKALEETGGDLAEAIMRLQGE