Results 51 to 60 of about 148,826 (294)

A genome-wide survey on basic helix-loop-helix transcription factors in giant panda.

open access: yesPLoS ONE, 2011
The giant panda (Ailuropoda melanoleuca) is a critically endangered mammalian species. Studies on functions of regulatory proteins involved in developmental processes would facilitate understanding of specific behavior in giant panda.
Chunwang Dang   +4 more
doaj   +1 more source

Elucidating the mechanisms of cooperative calcium-calmodulin interactions: a structural systems biology approach [PDF]

open access: yes, 2008
BACKGROUND: Calmodulin is an important multifunctional molecule that regulates the activities of a large number of proteins in the cell. Calcium binding induces conformational transitions in calmodulin that make it specifically active to particular ...
Bates, Declan   +4 more
core   +5 more sources

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Genome-wide analysis of basic helix–loop–helix (bHLH) transcription factors in Aquilaria sinensis

open access: yesScientific Reports, 2022
The basic helix–loop–helix (bHLH) transcription factors are involved in several biological processes both in plant development and stress responses. Agarwood, a major active and economical product, is only induced and accumulated when the roots, stems ...
Pei-Wen Sun   +6 more
doaj   +1 more source

Crystal structure of a Fanconi anemia-associated nuclease homolog bound to 5′ flap DNA: basis of interstrand cross-link repair by FAN1 [PDF]

open access: yes, 2014
Fanconi anemia (FA) is an autosomal recessive genetic disorder caused by defects in any of 15 FA genes responsible for processing DNA interstrand cross-links (ICLs).
Carr, Antony   +10 more
core   +1 more source

Transcriptional Activation by ETS and Leucine Zipper-Containing Basic Helix-Loop-Helix Proteins [PDF]

open access: yesMolecular and Cellular Biology, 1999
The immunoglobulin mu heavy-chain gene enhancer contains closely juxtaposed binding sites for ETS and leucine zipper-containing basic helix-loop-helix (bHLH-zip) proteins. To understand the mu enhancer function, we have investigated transcription activation by the combination of ETS and bHLH-zip proteins.
G, Tian   +4 more
openaire   +2 more sources

The planar cell polarity protein Vangl2 interacts with the PDZ‐domains of Scribble but not with a unique PDZ‐like domain in Inturned

open access: yesFEBS Letters, EarlyView.
Structural and biochemical characterisations show that the planar cell polarity (PCP) protein Inturned harbours a unique PDZ‐like domain that does not bind canonical PDZ‐binding motifs (PBMs) like that of another PCP protein Vangl2. In contrast, the apical‐basal polarity protein Scribble contains four PDZ domains that bind Vangl2, but one PDZ domain ...
Stephan Wilmes   +4 more
wiley   +1 more source

The Pan basic helix-loop-helix proteins are required for insulin gene expression [PDF]

open access: yesMolecular Endocrinology, 1995
The rat I insulin enhancer contains two principal regulatory elements, the Nir and Far motifs of an identical 9-base pair sequence, which function both as positive and negative cis-acting elements. The Nir and Far elements are targets for DNA-binding proteins, which play a predominant role in the selective transcription of the insulin gene in endocrine
C A, Vierra, C, Nelson
openaire   +3 more sources

E47 and Id1 interplay in epithelial-mesenchymal transition. [PDF]

open access: yesPLoS ONE, 2013
E12/E47 proteins (encoded by E2A gene) are members of the class I basic helix-loop-helix (bHLH) transcription factors (also known as E proteins). E47 has been described as repressor of E-cadherin and inducer of epithelial-mesenchymal transition (EMT). We
Eva Cubillo   +8 more
doaj   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

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