[HTML][HTML] APOBECs and virus restriction

RS Harris, JP Dudley - Virology, 2015 - Elsevier
The APOBEC family of single-stranded DNA cytosine deaminases comprises a formidable
arm of the vertebrate innate immune system. Pre-vertebrates express a single APOBEC …

Molecular mechanisms of somatic hypermutation and class switch recombination

SP Methot, JM Di Noia - Advances in immunology, 2017 - Elsevier
In order to promote an efficient humoral immune response, germinal center B cells modify
both the antigen recognition and effector domains by programmed genetic alterations of …

APOBEC3B regulates R-loops and promotes transcription-associated mutagenesis in cancer

JL McCann, A Cristini, EK Law, SY Lee, M Tellier… - Nature Genetics, 2023 - nature.com
The single-stranded DNA cytosine-to-uracil deaminase APOBEC3B is an antiviral protein
implicated in cancer. However, its substrates in cells are not fully delineated. Here …

Evidence for APOBEC3B mutagenesis in multiple human cancers

MB Burns, NA Temiz, RS Harris - Nature genetics, 2013 - nature.com
Thousands of somatic mutations accrue in most human cancers, and their causes are
largely unknown. We recently showed that the DNA cytidine deaminase APOBEC3B …

Structural basis for targeted DNA cytosine deamination and mutagenesis by APOBEC3A and APOBEC3B

K Shi, MA Carpenter, S Banerjee, NM Shaban… - Nature structural & …, 2017 - nature.com
APOBEC-catalyzed cytosine-to-uracil deamination of single-stranded DNA (ssDNA) has
beneficial functions in immunity and detrimental effects in cancer. APOBEC enzymes have …

Molecular programming of B cell memory

M McHeyzer-Williams, S Okitsu, N Wang… - Nature Reviews …, 2012 - nature.com
The development of high-affinity B cell memory is regulated through three separable
phases, each involving antigen recognition by specific B cells and cognate T helper cells …

[HTML][HTML] AID recognizes structured DNA for class switch recombination

Q Qiao, L Wang, FL Meng, JK Hwang, FW Alt, H Wu - Molecular cell, 2017 - cell.com
Activation-induced cytidine deaminase (AID) initiates both class switch recombination (CSR)
and somatic hypermutation (SHM) in antibody diversification. Mechanisms of AID targeting …

Activation-induced cytidine deaminase targets DNA at sites of RNA polymerase II stalling by interaction with Spt5

R Pavri, A Gazumyan, M Jankovic, M Di Virgilio, I Klein… - Cell, 2010 - cell.com
Activation-induced cytidine deaminase (AID) initiates antibody gene diversification by
creating U: G mismatches. However, AID is not specific for antibody genes; Off-target lesions …

APOBEC enzymes as targets for virus and cancer therapy

ME Olson, RS Harris, DA Harki - Cell chemical biology, 2018 - cell.com
Human DNA cytosine-to-uracil deaminases catalyze mutations in both pathogen and
cellular genomes. APOBEC3D, APOBEC3F, APOBEC3G, and APOBEC3H restrict human …

The APOBEC3 family of retroelement restriction factors

EW Refsland, RS Harris - Intrinsic immunity, 2013 - Springer
The ability to regulate and even target mutagenesis is an extremely valuable cellular asset.
Enzyme-catalyzed DNA cytosine deamination is a molecular strategy employed by …