Results 31 to 40 of about 340,837 (195)

Synthesis of Peptide Nucleic Acids Containing a Crosslinking Agent and Evaluation of Their Reactivities

open access: yesMolecules, 2015
Peptide nucleic acids (PNAs) are structural mimics of nucleic acids that form stable hybrids with DNA and RNA. In addition, PNAs can invade double-stranded DNA.
Takuya Akisawa   +2 more
doaj   +1 more source

Fluorescent labeling of plasmid DNA and mRNA : gains and losses of current labeling strategies [PDF]

open access: yes, 2016
Live-cell imaging has provided the life sciences with insights into the cell biology and dynamics. Fluorescent labeling of target molecules proves to be indispensable in this regard. In this Review, we focus on the current fluorescent labeling strategies
Rombouts, Koen   +2 more
core   +1 more source

Mechanisms of HIV-1 Nucleocapsid Protein Inhibition by Lysyl-Peptidyl-Anthraquinone Conjugates [PDF]

open access: yes, 2016
The Nucleocapsid protein NCp7 (NC) is a nucleic acid chaperone responsible for essential steps of the HIV-1 life cycle and an attractive candidate for drug development.
Alice Sosic   +12 more
core   +2 more sources

A motif unique to the human DEAD-box protein DDX3 is important for nucleic acid binding, ATP hydrolysis, RNA/DNA unwinding and HIV-1 replication [PDF]

open access: yes, 2011
DEAD-box proteins are enzymes endowed with nucleic acid-dependent ATPase, RNA translocase and unwinding activities. The human DEAD-box protein DDX3 has been shown to play important roles in tumor proliferation and viral infections.
Garbelli, Anna   +4 more
core   +1 more source

Cyanobacteria produce N-(2-aminoethyl)glycine, a backbone for peptide nucleic acids which may have been the first genetic molecules for life on Earth. [PDF]

open access: yesPLoS ONE, 2012
Prior to the evolution of DNA-based organisms on earth over 3.5 billion years ago it is hypothesized that RNA was the primary genetic molecule. Before RNA-based organisms arose, peptide nucleic acids may have been used to transmit genetic information by ...
Sandra Anne Banack   +5 more
doaj   +1 more source

Conformational dynamics of the Hop1 HORMA domain reveal a common mechanism with the spindle checkpoint protein Mad2. [PDF]

open access: yes, 2017
The HORMA domain is a highly conserved protein-protein interaction module found in eukaryotic signaling proteins including the spindle assembly checkpoint protein Mad2 and the meiotic HORMAD proteins.
Corbett, Kevin D   +2 more
core   +2 more sources

Selected strategies to fight pathogenic bacteria

open access: yesJournal of Enzyme Inhibition and Medicinal Chemistry, 2023
Natural products and analogues are a source of antibacterial drug discovery. Considering drug resistance levels emerging for antibiotics, identification of bacterial metalloenzymes and the synthesis of selective inhibitors are interesting for ...
Aiva Plotniece   +13 more
doaj   +1 more source

A self-replicating peptide nucleic acid [PDF]

open access: yesOrg. Biomol. Chem., 2014
This paper presents evidence for self-replication in a most basic PNA molecular network and provides an explanation for the underlying kinetics.
Plöger, Tobias A.   +1 more
openaire   +3 more sources

MutS regulates access of the error-prone DNA polymerase Pol IV to replication sites: a novel mechanism for maintaining replication fidelity [PDF]

open access: yes, 2016
Translesion DNA polymerases (Pol) function in the bypass of template lesions to relieve stalled replication forks but also display potentially deleterious mutagenic phenotypes that contribute to antibiotic resistance in bacteria and lead to human disease.
Argaraña, Carlos Enrique   +4 more
core   +1 more source

Methods and compositions for stimulating T-lymphocytes [PDF]

open access: yes, 2003
Disclosed are methods, compositions, antibodies, and therapeutic kits for use in stimulating cytotoxic T-lymphocytes and generating immune responses against epitopes of protooncogenes.
Fisk, Bryan A.   +2 more
core   +1 more source

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