Positive Samples: HeLa, HeLa-BRD4-FL, HeLa-BRD4-S(a), HeLa-BRD4-S(b) Immunogen sequence: ESEEEDKCKP MSYEEKRQLS LDINKLPGEK LGRVVHIIQS REPSLKNSNP DEIEIDFETL KPSTLRELER YVTSCLRKKR KPQAEKVDVI AGSSKMKGFS SSESESSSES SSSDSEDSET GPA. The protein encoded by this