Direkt zum Inhalt

Breindl, Matthias ; Spitzer, Dominika ; Gerasimaitė, Rūta ; Kairys, Visvaldas ; Schubert, Thomas ; Henfling, Ramona ; Schwartz, Uwe ; Lukinavičius, Gražvydas ; Manelytė, Laura

Biochemical and cellular insights into the Baz2B protein, a non-catalytic subunit of the chromatin remodeling complex

Breindl, Matthias, Spitzer, Dominika, Gerasimaitė, Rūta, Kairys, Visvaldas, Schubert, Thomas, Henfling, Ramona, Schwartz, Uwe , Lukinavičius, Gražvydas und Manelytė, Laura (2023) Biochemical and cellular insights into the Baz2B protein, a non-catalytic subunit of the chromatin remodeling complex. Nucleic Acids Research 52 (1), S. 337-55165.

Veröffentlichungsdatum dieses Volltextes: 05 Dez 2023 11:48
Artikel
DOI zum Zitieren dieses Dokuments: 10.5283/epub.55165


Zusammenfassung

Baz2B is a regulatory subunit of the ATP-dependent chromatin remodeling complexes BRF1 and BRF5, which control access to DNA during DNA-templated processes. Baz2B has been implicated in several diseases and also in unhealthy ageing, however limited information is available on the domains and cellular roles of Baz2B. To gain more insight into the Baz2B function, we biochemically characterized the ...

Baz2B is a regulatory subunit of the ATP-dependent chromatin remodeling complexes BRF1 and BRF5, which control access to DNA during DNA-templated processes. Baz2B has been implicated in several diseases and also in unhealthy ageing, however limited information is available on the domains and cellular roles of Baz2B. To gain more insight into the Baz2B function, we biochemically characterized the TAM (Tip5/ARBP/MBD) domain with the auxiliary AT-hook motifs and the bromodomain (BRD). We observed alterations in histone code recognition in bromodomains carrying cancer-associated point mutations, suggesting their potential involvement in disease. Furthermore, the depletion of Baz2B in the Hap1 cell line resulted in altered cell morphology, reduced colony formation and perturbed transcriptional profiles. Despite that, super-resolution microscopy images revealed no changes in the overall chromatin structure in the absence of Baz2B. These findings provide insights into the biological function of Baz2B.



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Details

DokumentenartArtikel
Titel eines Journals oder einer ZeitschriftNucleic Acids Research
Verlag:Oxford Univ. Press
Band:52
Nummer des Zeitschriftenheftes oder des Kapitels:1
Seitenbereich:S. 337-55165
Datum24 November 2023
InstitutionenBiologie und Vorklinische Medizin > Institut für Biochemie, Genetik und Mikrobiologie > Lehrstuhl für Biochemie III
Projekte
Gefördert von: Deutsche Forschungsgemeinschaft (DFG) (315563949)
Identifikationsnummer
WertTyp
10.1093/nar/gkad1096DOI
Dewey-Dezimal-Klassifikation500 Naturwissenschaften und Mathematik > 570 Biowissenschaften, Biologie
StatusVeröffentlicht
BegutachtetJa, diese Version wurde begutachtet
An der Universität Regensburg entstandenJa
URN der UB Regensburgurn:nbn:de:bvb:355-epub-551650
Dokumenten-ID55165

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