Results 41 to 50 of about 18,360,449 (307)

CHAPTER 1.1. Disulfide Bonds in Protein Folding and Stability [PDF]

open access: yes, 2018
Disulfide bonds are unique among post-translational modifications, as they add covalent crosslinks to the polypeptide chain. Accordingly, they can exert pronounced effects on protein folding and stability. This is of particular importance for secreted or
Sub Cellular Protein Chemistry   +7 more
core   +1 more source

Domain discovery method for topological profile searches in protein structures [PDF]

open access: yes, 2004
We describe a method for automated domain discovery for topological profile searches in protein structures. The method is used in a system TOPStructure for fast prediction of CATH classification for protein structures (given as PDB files).
Viksna, J, Gilbert, D, Torrance, G
core   +5 more sources

Watching G proteins at work [PDF]

open access: yesTrends in Neurosciences, 1990
It has been known for over a century that rod photoreceptors in the living retina contract and swell in response to light. Although it is still not known whether this structural light-response is of any functional significance, it has recently been possible to correlate the underlying molecular processes with the activation and deactivation of the ...
Uhl, R., Wagner, R., Ryba, N.
openaire   +4 more sources

The G protein γ subunit SlGGC1 regulates saline-alkali stress response in tomato

open access: yesVegetable Research
Saline-alkali stress poses a severe threat to crop yield and quality. While significant progress has been achieved in elucidating the mechanisms of plant resistance to salt stress, the molecular underpinnings governing plant responses to saline-alkali ...
Yanru Zhang   +10 more
doaj   +1 more source

Mycobacterium tuberculosis CarD, an essential global transcriptional regulator forms amyloid-like fibrils

open access: yesScientific Reports, 2018
CarD is an essential global transcription regulator from Mycobacterium tuberculosis (Mtb) that binds RNA polymerase and activates transcription by stabilizing the transcription initiation complex.
Gundeep Kaur   +5 more
doaj   +1 more source

Expressed protein ligation for a large dimeric protein [PDF]

open access: yes, 2011
Expressed protein ligation (EPL) is a protein engineering tool for post-translational ligation of protein or peptide fragments. This technique allows modification of specific parts of proteins, opening possibilities for incorporating probes for ...
NMR Spectroscopy   +11 more
core   +1 more source

Heterotrimeric G-Protein Signalers and RGSs in Aspergillus fumigatus

open access: yesPathogens, 2020
The heterotrimeric G-protein (G-protein) signaling pathway is one of the most important signaling pathways that transmit external signals into the inside of the cell, triggering appropriate biological responses. The external signals are sensed by various
Hee-Soo Park   +3 more
doaj   +1 more source

Picky Hsp90-Every Game with Another Mate [PDF]

open access: yes, 2017
In this issue of Molecular Cell, Sahasrabudhe et al. (2017) present a dramatically renovated functional cycle for the molecular chaperone Hsp90, which stimulates re-thinking of the mechanism of this vital protein folding ...
Sub Cellular Protein Chemistry   +3 more
core   +2 more sources

The Disruption of a Gα Subunit Sheds New Light on the Pathogenicity of Stagonospora nodorum on Wheat

open access: yesMolecular Plant-Microbe Interactions, 2004
Gna1, a gene encoding a Gα subunit, a key component of signal transduction pathways, has been cloned and characterized in the wheat pathogen Stagonospora nodorum.
Peter S. Solomon   +4 more
doaj   +1 more source

DEER Analysis of GPCR Conformational Heterogeneity

open access: yesBiomolecules, 2021
G protein-coupled receptors (GPCRs) represent a large class of transmembrane helical proteins which are involved in numerous physiological signaling pathways and therefore represent crucial pharmacological targets.
Matthias Elgeti, Wayne L. Hubbell
doaj   +1 more source

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