B‐cell chronic lymphocytic leukemia (B‐CLL) and monoclonal B‐cell lymphocytosis (MBL) show altered proteomes and phosphoproteomes, analyzed using mass spectrometry, protein microarrays, and western blotting. Identifying 2970 proteins and 316 phosphoproteins, including 55 novel phosphopeptides, we reveal BCR and NF‐kβ/STAT3 signaling in disease ...
Paula Díez+17 more
wiley +1 more source
Zur Wirkung von Zn2⊕ auf die nucleare RNA- und Proteinbiosynthese der Rattenleber / Effect of Zn2⊕ on Nuclear RNA- and Protein-Biosynthesis in Rat Liver [PDF]
Ulrich Weser, S. Seeber, P. Warnecke
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Ubiquitination of transcription factors in cancer: unveiling therapeutic potential
In cancer, dysregulated ubiquitination of transcription factors contributes to the uncontrolled growth and survival characteristics of tumors. Tumor suppressors are degraded by aberrant ubiquitination, or oncogenic transcription factors gain stability through ubiquitination, thereby promoting tumorigenesis.
Dongha Kim, Hye Jin Nam, Sung Hee Baek
wiley +1 more source
Cathepsin L inhibition prevents the cleavage of multiple nuclear proteins upon lysis of quiescent human cells. [PDF]
Gaikwad P, Kemp MG.
europepmc +1 more source
Nuclear magnetic resonance studies of proteins. I. Conformational variance among members of the chymotrypsinogen family. [PDF]
Donald P. Hollis+2 more
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Targeted protein degradation in oncology: novel therapeutic opportunity for solid tumours?
Current anticancer therapies are limited by the occurrence of resistance and undruggability of most proteins. Targeted protein degraders are novel, promising agents that trigger the selective degradation of previously undruggable proteins through the recruitment of the ubiquitin–proteasome machinery. Their mechanism of action raises exciting challenges,
Noé Herbel, Sophie Postel‐Vinay
wiley +1 more source
Transcriptional repression and cell death induced by nuclear aggregates of non-polyglutamine protein
Nuclear aggregates of polyglutamine (polyQ)-expanded proteins are associated with a number of neurodegenerative diseases including Huntington's disease (HD) and spinocerebellar ataxias (SCAs).
Lianwu Fu, Ya-sheng Gao, Elizabeth Sztul
doaj
Combining affinity purification and mass spectrometry to define the network of the nuclear proteins interacting with the N-terminal region of FMRP. [PDF]
Kieffer F+9 more
europepmc +1 more source
Nuclear prothymosin α inhibits epithelial‐mesenchymal transition (EMT) in lung cancer by increasing Smad7 acetylation and competing with Smad2 for binding to SNAI1, TWIST1, and ZEB1 promoters. In early‐stage cancer, ProT suppresses TGF‐β‐induced EMT, while its loss in the nucleus in late‐stage cancer leads to enhanced EMT and poor prognosis.
Liyun Chen+12 more
wiley +1 more source
Methods to separate nuclear soluble fractions reflecting localizations in living cells
Summary: To understand various intranuclear functions, it is important to know when, what, and how proteins enter the nucleus. Although many methods and commercial kits for nuclear fractionation have been developed, there are still no methods for ...
Yutaka Ogawa, Naoko Imamoto
doaj