>sp|P12913|X_WHV4 Protein X OS=Woodchuck hepatitis B virus GN=X
MAARLCCQLDSARDVLLLRPFGPQSSGPSFPRPAAGSAASSASSPSPSDESDLPLGRLPA
CFASASGPCCLVFTCAELRTMDSTVNFVSWHANRQLGMPSKDLWTPYIKDQLLTKWEEGS
IDPRLSIFVLGGCRHKCMRLL