Nucleic acid immunity

G Hartmann - Advances in immunology, 2017 - Elsevier
Organisms throughout biology need to maintain the integrity of their genome. From bacteria
to vertebrates, life has established sophisticated mechanisms to detect and eliminate foreign …

Ribonuclease H: the enzymes in eukaryotes

SM Cerritelli, RJ Crouch - The FEBS journal, 2009 - Wiley Online Library
Ribonucleases H are enzymes that cleave the RNA of RNA/DNA hybrids that form during
replication and repair and which could lead to DNA instability if they were not processed …

RNase H2, mutated in Aicardi‐Goutières syndrome, resolves co-transcriptional R-loops to prevent DNA breaks and inflammation

A Cristini, M Tellier, F Constantinescu, C Accalai… - Nature …, 2022 - nature.com
RNase H2 is a specialized enzyme that degrades RNA in RNA/DNA hybrids and deficiency
of this enzyme causes a severe neuroinflammatory disease, Aicardi Goutières syndrome …

[HTML][HTML] Enzymatic removal of ribonucleotides from DNA is essential for mammalian genome integrity and development

MAM Reijns, B Rabe, RE Rigby, P Mill, KR Astell… - Cell, 2012 - cell.com
The presence of ribonucleotides in genomic DNA is undesirable given their increased
susceptibility to hydrolysis. Ribonuclease (RNase) H enzymes that recognize and process …

Nascent chromatin capture proteomics determines chromatin dynamics during DNA replication and identifies unknown fork components

C Alabert, JC Bukowski-Wills, SB Lee… - Nature cell …, 2014 - nature.com
To maintain genome function and stability, DNA sequence and its organization into
chromatin must be duplicated during cell division. Understanding how entire chromosomes …

[HTML][HTML] RNase H2-initiated ribonucleotide excision repair

JL Sparks, H Chon, SM Cerritelli, TA Kunkel… - Molecular cell, 2012 - cell.com
Ribonucleotides are incorporated into DNA by the replicative DNA polymerases at
frequencies of about 2 per kb, which makes them by far the most abundant form of potential …

RNases H: Structure and mechanism

M Hyjek, M Figiel, M Nowotny - DNA repair, 2019 - Elsevier
RNases H are a family of endonucleases that hydrolyze RNA residues in various nucleic
acids. These enzymes are present in all branches of life, and their counterpart domains are …

RNase H2 catalytic core Aicardi-Goutières syndrome–related mutant invokes cGAS–STING innate immune-sensing pathway in mice

V Pokatayev, N Hasin, H Chon, SM Cerritelli… - Journal of Experimental …, 2016 - rupress.org
The neuroinflammatory autoimmune disease Aicardi-Goutières syndrome (AGS) develops
from mutations in genes encoding several nucleotide-processing proteins, including RNase …

Processing ribonucleotides incorporated during eukaryotic DNA replication

JS Williams, SA Lujan, TA Kunkel - Nature reviews Molecular cell …, 2016 - nature.com
The information encoded in DNA is influenced by the presence of non-canonical
nucleotides, the most frequent of which are ribonucleotides. In this Review, we discuss …

Defective removal of ribonucleotides from DNA promotes systemic autoimmunity

C Günther, B Kind, MAM Reijns… - The Journal of …, 2015 - Am Soc Clin Investig
Genome integrity is continuously challenged by the DNA damage that arises during normal
cell metabolism. Biallelic mutations in the genes encoding the genome surveillance enzyme …