PATZ1 is a zinc finger protein, belonging to the POZ domain Krüppel-like zinc finger (POK) family of architectural transcription factors, first discovered in 2000 by three independent groups. Since that time accumulating evidences have shown its involvement in a variety of biological processes (i.e., embryogenesis, stemness, apoptosis, senescence, proliferation, T-lymphocyte differentiation) and human diseases. Here we summarize these studies with a focus on the PATZ1 emerging and controversial role in cancer, where it acts as either a tumor suppressor or an oncogene. Finally, we give some insight on clinical perspectives using PATZ1 as a prognostic marker and therapeutic target.
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http://dx.doi.org/10.3390/ijms18122524 | DOI Listing |
Context: Most of the loss-of-function mutations described in children with central precocious puberty (CPP) is located into the coding regions of MKRN3 or DLK1 genes. Notably, potential abnormalities in the regulatory regions of these CPP-genes are rarely explored.
Objective: To search for pathogenic variants in the regulatory regions of MKRN3 and DLK1 genes in patients with familial or idiopathic CPP.
Hum Exp Toxicol
December 2024
Department of neurology, Hubei Provincial Hospital of Traditional Chinese Medicine, Wuhan, China. Hubei Sizhen Laboratory, Affiliated Hospital of Hubei University of Chinese Medicine, Wuhan, China.
Introduction: The incidence of cerebral ischemia-reperfusion injury (I/R) is complex which seriously threatens the life safety of patients. Neither its prevention nor its treatment has been successful so far. Proteins that bind to DNA and belong to the C2/H2 zinc finger family are known as Krüppel-like factors (KLFs).
View Article and Find Full Text PDFBiol Pharm Bull
December 2024
Department of Laboratory Medicine, The People's Hospital of Guangxi Zhuang Autonomous Region, Guangxi Academy of Medical Sciences.
The aim of this study was to analyze dihydrolipoyllysine-residue acetyltransferase (DLAT) expression and diagnostic ability in hepatocellular carcinoma (HCC), assess its role in HCC growth, and factors affecting it. We conducted bioinformatics analyses, examined DLAT expression and prognosis in pre-cancer, and performed Gene Ontology (GO) and Kyoto Encyclopedia of Genes and Genomes (KEGG) enrichment studies while investigating its correlation with immunity. We also predicted regulatory factors, and detected DLAT in HCC cells using quantitative PCR (qPCR) and Western blotting, and in patient serum via enzyme-linked immunosorbent assay (ELISA).
View Article and Find Full Text PDFMol Biol (Mosk)
December 2024
Institute of Gene Biology, Russian Academy of Sciences, Moscow, 119334 Russia.
In previous studies, we purified the DUB-module of the Drosophila SAGA complex and showed that a number of zinc proteins interact with it, including Aef1 and CG10543. In this work, we conducted a genome-wide study of the Aef1 and CG10543 proteins and showed that they are localized predominantly on the promoters of active genes. The binding sites of these proteins co-localize with the SAGA and dSWI/SNF chromatin modification and remodeling complexes, as well as with the ORC replication complex.
View Article and Find Full Text PDFMol Biol (Mosk)
December 2024
Institute of Gene Biology, Russian Academy of Sciences, Moscow, 119334 Russia.
In previous studies, we found that the zinc finger proteins Su(Hw) and CG9890 interact with the Drosophila SAGA complex and participate in the formation of the active chromatin structure and transcription regulation. In this research, we discovered the interaction of the DUB module of the SAGA complex with another zinc finger protein, CG9609. ChIP-Seq analysis was performed, and CG9609 binding sites in the Drosophila genome were identified.
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