Alpha-globin transcription factor CP2 (TFCP2)

Alpha-globin transcription factor CP2 (TFCP2) is a ubiquitously expressed transcription factor that regulates a broad array of genes, including erythroid-specific genes such as the alpha-globin promoter, as well as genes relevant to cell proliferation, development, and oncogenesis[2][5]. TFCP2 is a member of the Grainyhead-like (GRHL) transcription factor family and has roles in hematopoiesis, cell cycle regulation, reproduction, and immune response[2]. Notably, TFCP2 is implicated as an oncogene in hepatocellular carcinoma and several other cancer types, and is involved in processes such as chemoresistance, EMT, and inflammation[3]. Structurally, TFCP2 binds DNA as a dimer or tetramer and interacts with a variety of cellular and viral promoters[1][5]. Small molecule inhibitors such as FQI1 block its DNA binding and have demonstrated antitumor effects in preclinical HCC models[3]. Overexpression of TFCP2 serves as a prognostic marker in several cancer types, most notably in HCC, where it correlates with disease progression[2][3]. The protein can function as both a transcriptional activator and a repressor, and regulates genes involved in extracellular matrix remodeling, glycosaminoglycan synthesis, and angiogenesis[2]. TFCP2 has several closely related paralogues in humans (e.g., UBP1, TFCP2L1), complicating loss-of-function studies due to genetic redundancy[2].

Other names

LSFSEFCP2LBP-1CTFCP2CSAA3 enhancer factorTranscription factor LSFLBP1CLSF1D

Small molecule inhibition of DNA binding (as with FQI1)