Results 1 to 10 of about 201,151 (364)

Evi-1 transforming and repressor activities are mediated by CtBP co-repressor proteins [PDF]

open access: yesJournal of Biological Chemistry, 2001
Ectopic production of the EVI1 transcriptional repressor zinc finger protein is seen in 4--6% of human acute myeloid leukemias. Overexpression also transforms Rat1 fibroblasts by an unknown mechanism, which is likely to be related to its role in leukemia
Walker, Mark   +6 more
core   +4 more sources

Chromatin sampling--an emerging perspective on targeting polycomb repressor proteins. [PDF]

open access: yesPLoS Genetics, 2013
Robert J Klose   +4 more
doaj   +2 more sources

Novel strategies to overcome expression problems encountered with toxic proteins: Application to the production of Lac repressor proteins for NMR studies

open access: yesProtein Expression and Purification, 2009
NMR studies of structural aspects of allosteric regulation by the Lac repressor requires overexpression and isotope labeling of the protein. The size of the repressor makes it a challenging target, putting constraints on both expression conditions and ...
Robert Kaptein   +2 more
exaly   +1 more source

Interplay of protein and DNA structure revealed in simulations of the lac operon. [PDF]

open access: yesPLoS ONE, 2013
The E. coli Lac repressor is the classic textbook example of a protein that attaches to widely spaced sites along a genome and forces the intervening DNA into a loop.
Luke Czapla   +3 more
doaj   +1 more source

A monomeric mycobacteriophage immunity repressor utilizes two domains to recognize an asymmetric DNA sequence

open access: yesNature Communications, 2022
Bacteriophage repressor proteins downregulate viral lytic gene expression. Herein, the authors present the X-ray crystal structure of a monomeric repressor that binds an asymmetric DNA sequence using two independent domains.
Reliza J. McGinnis   +11 more
doaj   +1 more source

TReSR: A PCR-compatible DNA sequence design method for engineering proteins containing tandem repeats

open access: yesPLoS ONE, 2023
Protein tandem repeats (TRs) are motifs comprised of near-identical contiguous sequence duplications. They are found in approximately 14% of all proteins and are implicated in diverse biological functions facilitating both structured and disordered ...
James A. Davey, Natalie K. Goto
doaj   +2 more sources

Dissecting and circumventing the requirement for RAM in CSL-dependent Notch signaling. [PDF]

open access: yesPLoS ONE, 2012
The Notch signaling pathway is an intercellular communication network vital to metazoan development. Notch activation leads to the nuclear localization of the intracellular portion (NICD) of the Notch receptor.
Scott E Johnson, Douglas Barrick
doaj   +1 more source

Optimization of Cdx Transcription Factors Characteristics

open access: yesЖурнал інженерних наук, 2023
This study presents a new application of TOPSIS for the optimization of transcription factors characteristics. This application is essential as it can help compare the characteristics of these proteins and determine the optimized output of their ...
Javanbakht T.
doaj   +1 more source

The N-terminal domain of the repressor of Staphylococcus aureus phage Φ11 possesses an unusual dimerization ability and DNA binding affinity. [PDF]

open access: yesPLoS ONE, 2014
Bacteriophage Φ11 uses Staphylococcus aureus as its host and, like lambdoid phages, harbors three homologous operators in between its two divergently oriented repressor genes. None of the repressors of Φ11, however, showed binding to all three operators,
Anindya Biswas   +2 more
doaj   +1 more source

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