64 This IE protein is a multifunctional protein capable of migrating to the nucleus, binding to DNA, trans-activating other viral genes, and autoregulating its own synthesis (By similarity). MASQRSDFAPDLYDFIESNDFGEDPLIRAASAAEEGFTQPAAPDLLYGSQNMFGVDDAPLSTPAVVIPPPSPAPEPRGGKAKRSPSAAGSGGPPTPAAAAQPASPAPSPAPGLAAMLKMVHSSVAPGNGRRATGSSSPGGGDAADPVALDSDTETCPGSPQPEFPSSASPGGGSPAPRVRSISISSSSSSSSSMDEDDQADGAGASSSSSSSSDDSDSDEGGEEETPRPRHSQNAAKTPSAAGSPGPSSGGDRPAAGAATPKSCRSGAASPGAPAPAPASAPAPSRPGGGLLPPGARILEYLEGVREANLAKTLERPEPPAGMASPPGRSPHRLPKDQRPKSALAGASKRKRANPRPIPQTQTQAPAEEAPQTAVWDLLDMNSSQATGAAAAAASAPAAASCAPGVYQREPLLTPSGDPWPGSDPPPMGRVRYGGTGDSRDGLWDDPEIVLAASRYAEAQAPVPVFVPEMGDSTKQYNALVRMVFESREAMSWLQNSKLSGQDQNLAQFCQKFIHAPRGHGSFITGSVANPLPHIGDAMAAGNALWALPHAAASVAMSRRYDRTQKSFILQSLRRAYADMAYPRDEAGRPDSLAAVAGYPAQAAAAAASQQQPEAPAPSVRVREAYTRVCAALGPRRKAAAAAAAPGSRAPRPSAFRLRELGDACVLACQAVFEALLRLRGGASAVPGLDPSEIPSPACPPEALCSNPAGLETAALSLYELRDLVERARLLGDSDPTHRLGSDELRLAVRAVLVVARTVAPLVRYNAEGARARASAWTVTQAVFSIPSLVGGMLGEAVSLLAPPTRSQQPSSSSPGGEPFSGSAAAEGSLQTLPPLWPTVPGKQSATVPSSHSQSPQHSQSGGGAGATTATCCRATQTNARSRGQQHQPQKARSPQAAASPAHLSQEAMPGSSSDDRAIHGRPRGKSGKRRSEPLEPAAQAGASASFSSSARGYDPSGPVDSPPAPKRRVATPGHQAPRALGPMPAEGPDRRGGFRRVPRGDCHTPRPSDAACAAYCPPELVAELIDNQLFPEAWRPALTFDPQALATIAARCSGPPARDGARFGELAASGPLRRRAAWMHQIPDPEDVKVVVLYSPLQDEDLLGGLPASRPGGSRREPLWSDLKGGLSALLAALGNRILTKRSHAWAGNWTGAPDVSALNAQGVLLLSTGDLAFTGCVEYLCLRLGSARRKLLVLDAVSTEDWPQDGPAISQYHIYMRAALTPRVACAVRWPRERHLSRAVLTSSTLFGPGLFARAEAAFARLYPDSAPLRLCRSSNVAYTVDTRAGERTRVPLAPREYRQRVLPDYDGCKDMRAQAEGLGFHDPDFEEGAAQSHRAANRWGLGAWLRPVYLACGRRGAGAVEPSELLIPELLSEFCRVALLEPDAEAEPLVLPITEAPRRRAPRVDWEPGFGSRSTSVLHMGATELCLPEPDDELEIDGAGDVELVVEHPGPSPGVAQALRRAPIKIEVVSDDEDGGDWCNPYLS 1487 Trans-acting transcriptional protein ICP4 ICP4_EHV1V IE 155 kDa immediate-early protein