Results 41 to 50 of about 49,644 (261)

Detection of Matrix Metalloproteinase Activity by Bioluminescence via Intein-Mediated Biotinylation of Luciferase

open access: yesSensors, 2018
We report bioluminescence analysis of matrix metalloproteinase (MMP) activity in biological substances using a surface-bound luciferase probe. Intein-fused luciferase protein enables site-specific biotinylation of luciferase in the presence of N-terminus
Duc Long Nguyen   +5 more
doaj   +1 more source

A Peptide Core Motif for Binding to Heterotrimeric G Protein α Subunits [PDF]

open access: yes, 2005
Recently, in vitro selection using mRNA display was used to identify a novel peptide sequence that binds with high affinity to G{alpha}i1. The peptide was minimized to a 9-residue sequence (R6A-1) that retains high affinity and specificity for the GDP ...
Adhikari, Anirban   +4 more
core   +2 more sources

Off-the-shelf proximity biotinylation for interaction proteomics

open access: yesNature Communications, 2021
Proximity biotinylation is a powerful tool to profile interactomes, but it requires genetic engineering of the target protein. Here, the authors develop a proximity biotinylation enzyme that can be directed to the target using antibodies, enabling ...
Irene Santos-Barriopedro   +2 more
doaj   +1 more source

Structure of the full-length TRPV2 channel by cryo-EM. [PDF]

open access: yes, 2016
Transient receptor potential (TRP) proteins form a superfamily Ca(2+)-permeable cation channels regulated by a range of chemical and physical stimuli. Structural analysis of a 'minimal' TRP vanilloid subtype 1 (TRPV1) elucidated a mechanism of channel ...
Cohen, Matthew R   +6 more
core   +2 more sources

Protein Structure and Function Analysis Method of Aminoacyl-tRNA Synthetase Cofactor and Biotinylation Effect: Journal Review

open access: yesJournal of Experimental Life Science, 2019
Protein has been known as an important macromolecule which has a vital role among the living organism. One of the most interesting protein is Arc1p, which is a yeast-specific tRNA-binding protein.
Restu Nugraha   +2 more
doaj   +1 more source

Detection of Recombinant Proteins SOX2 and OCT4 Interacting in HEK293T Cells Using Real-Time Quantitative PCR

open access: yesLife, 2022
In vivo biotinylation using wild-type and mutants of biotin ligases is now widely applied for the study of cellular proteomes. The commercial availability of kits for the highly efficient purification of biotinylated proteins and their excellent ...
Darkhan Kanayev   +5 more
doaj   +1 more source

Site directed biotinylation of filamentous phage structural proteins

open access: yesVirology Journal, 2011
Filamentous bacteriophages have been used in numerous applications for the display of antibodies and random peptide libraries. Here we describe the introduction of a 13 amino acid sequence LASIFEAQKIEWR (designated BT, which is biotinylated in vivo by E.
Smelyanski Larisa, Gershoni Jonathan M
doaj   +1 more source

AirID, a novel proximity biotinylation enzyme, for analysis of protein–protein interactions

open access: yeseLife, 2020
Proximity biotinylation based on Escherichia coli BirA enzymes such as BioID (BirA*) and TurboID is a key technology for identifying proteins that interact with a target protein in a cell or organism.
Kohki Kido   +8 more
doaj   +1 more source

Monomeric PcrA helicase processively unwinds plasmid lengths of DNA in the presence of the initiator protein RepD [PDF]

open access: yes, 2013
The helicase PcrA unwinds DNA during asymmetric replication of plasmids, acting with an initiator protein, in our case RepD. Detailed kinetics of PcrA activity were measured using bulk solution and a single-molecule imaging technique to investigate the ...
Arbore   +54 more
core   +1 more source

Proximity Utilizing Biotinylation of Nuclear Proteins in vivo

open access: yesCentral Asian Journal of Global Health, 2015
Introduction. The human genome consists of roughly 30,000 genes coding for over 500,000 different proteins, of which more than 10,000 proteins can be produced by the cell at any given time (the cellular “proteome”). It has been estimated that over 80% of
Arman Kulyyassov   +3 more
doaj   +1 more source

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