Results 111 to 120 of about 478,505 (298)

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

Directed evolution and structural analysis of an OB-fold domain towards a specifc binding reagent

open access: yes, 2011
Interactions between proteins are a central concept in biology, and understanding and manipulation of these interactions is key to advancing biological science.
Steemson, John Durand
core  

Yeast Display Enables Identification of Covalent Single Domain Antibodies Against Botulinum Neurotoxin Light Chain A

open access: yes, 2022
While covalent drug discovery is reemerging as an important route to small molecule therapeutic leads, strategies for the discovery and engineering of protein-based irreversible binding agents remain limited. Here, we describe the use of yeast display, a
Rafael, Alcala-Torano   +7 more
core   +1 more source

Monoclonal Antibodies that Inhibit the Proteolytic Activity of Botulinum Neurotoxin Serotype/B

open access: yesToxins, 2015
Existing antibodies (Abs) used to treat botulism cannot enter the cytosol of neurons and bind to botulinum neurotoxin (BoNT) at its site of action, and thus cannot reverse paralysis.
Yongfeng Fan   +12 more
doaj   +1 more source

Hippo pathway at the crossroads of stemness and therapeutic resistance in breast cancer

open access: yesMolecular Oncology, EarlyView.
Dysregulation of the Hippo pathway drives nuclear accumulation of YAP/TAZ, activating stemness‐related transcriptional programs that sustain breast cancer stemness and fuel therapeutic resistance across subtypes, underscoring Hippo signaling as a targetable vulnerability. Figure created and edited with BioRender.com.
Giulia Schiavoni   +11 more
wiley   +1 more source

Polycation-π Interactions Are a Driving Force for Molecular Recognition by an Intrinsically Disordered Oncoprotein Family

open access: yes, 2013
Molecular recognition by intrinsically disordered proteins (IDPs) commonly involves specific localized contacts and target-induced disorder to order transitions.
Sheung Chun Ng   +19 more
core   +1 more source

CCDC80 suppresses high‐grade serous ovarian cancer migration via negative regulation of B7‐H3

open access: yesMolecular Oncology, EarlyView.
PAX8 is a lineage‐specific master regulator of transcription in high‐grade serous ovarian cancer (HGSC) progression. We show for the first time that PAX8 facilitates proliferation and metastasis by repressing the cell autonomous tumor suppressor CCDC80 and inducing B7‐H3 expression.
Aya Saleh   +12 more
wiley   +1 more source

Structural and biochemical analysis of the UvrA binding module of the bacterial transcription repair coupling factor Mfd [PDF]

open access: yes, 2006
The Mfd (mutation frequency decline) protein is responsible for connecting the cellular processes of transcription and DNA repair in bacteria. Mfd, also termed transcription-repair coupling factor (TRCF), recognizes arrested transcription elongation ...
Aßenmacher, Nora
core  

Single-chain antibody sequences and structural model.

open access: yes, 2017
Three novel phage-displayed single-chain antibodies were identified via biopanning and named NJT-R3-A1, NJT-R3-A2, and NJT-R3-A3 based on their abilities to bind the NV P-domain after three rounds of binding selection (A).
Wanzhi Huang (3243096)   +5 more
core   +1 more source

Structural studies on protein scaffolds related to muscle physiology and disease : the titin filament, its associated component MuRF-1 and nuclear LAP2[alpha] [PDF]

open access: yes, 2006
The titin molecule has a length of overµm and functions as a colossal protein scaffold in the muscle sarcomere. Up to 90% of its total mass is composed of repetitive immunoglobulin (Ig) and fibronectin (FnIII) domains that form linear tandems ...
Mrosek, Michael Christian
core   +1 more source

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