Results 1 to 10 of about 507 (97)

Human APOBEC1 cytidine deaminase edits HBV DNA [PDF]

open access: yesRetrovirology, 2009
Retroviruses, hepadnaviruses, and some other retroelements are vulnerable to editing by single stranded DNA cytidine deaminases. Of the eleven human genes encoding such enzymes, eight have demonstrable enzymatic activity.
Wain-Hobson Simon   +5 more
doaj   +3 more sources

Deaminase-independent inhibition of parvoviruses by the APOBEC3A cytidine deaminase.

open access: yesPLoS Pathogens, 2009
The APOBEC3 proteins form a multigene family of cytidine deaminases with inhibitory activity against viruses and retrotransposons. In contrast to APOBEC3G (A3G), APOBEC3A (A3A) has no effect on lentiviruses but dramatically inhibits replication of the ...
Iñigo Narvaiza   +7 more
doaj   +4 more sources

Highly Efficient CRISPR-Mediated Base Editing in Sinorhizobium meliloti

open access: yesFrontiers in Microbiology, 2021
Rhizobia are widespread gram-negative soil bacteria and indispensable symbiotic partners of leguminous plants that facilitate the most highly efficient biological nitrogen fixation in nature.
Longxiang Wang   +6 more
doaj   +1 more source

A new technique for the analysis of metabolic pathways of cytidine analogues and cytidine deaminase activities in cells

open access: yesScientific Reports, 2023
Deoxycytidine analogues (dCas) are widely used for the treatment of malignant diseases. They are commonly inactivated by cytidine deaminase (CDD), or by deoxycytidine monophosphate deaminase (dCMP deaminase).
Anna Ligasová   +3 more
doaj   +1 more source

Partial purification of cytidine deaminase from protoscoleces of Echinococcus granulosus [PDF]

open access: yesKirkuk Journal of Science, 2015
Cytidine deaminase (EC 3.5.4.5) has been partially purified from protoscoleces of Echinococcus granulosus by gel filteration chromatography using Sephadex G200 .The molecular weight of the enzyme determined by gel filteration was about 82000 dalton with ...
Husain F. Hassan, Jenan A.Saber
doaj   +1 more source

A genome-wide identification and analysis of the DYW-deaminase genes in the pentatricopeptide repeat gene family in cotton (Gossypium spp.). [PDF]

open access: yesPLoS ONE, 2017
The RNA editing occurring in plant organellar genomes mainly involves the change of cytidine to uridine. This process involves a deamination reaction, with cytidine deaminase as the catalyst.
Bingbing Zhang   +11 more
doaj   +1 more source

Prospectively defined patterns of APOBEC3A mutagenesis are prevalent in human cancers

open access: yesCell Reports, 2022
Summary: Mutational signatures defined by single base substitution (SBS) patterns in cancer have elucidated potential mutagenic processes that contribute to malignancy.
Rachel A. DeWeerd   +7 more
doaj   +1 more source

APOBEC3B drives PKR-mediated translation shutdown and protects stress granules in response to viral infection

open access: yesNature Communications, 2023
APOBEC’s are a family of cytidine deaminases that induce mutations in viruses to inhibit their replication and maintain cell integrity. Here, Manjunath et al show that APOBEC3B also inhibits viral replication by stimulating the innate immune sensor ...
Lavanya Manjunath   +12 more
doaj   +1 more source

Precise base editing with CC context-specificity using engineered human APOBEC3G-nCas9 fusions

open access: yesBMC Biology, 2020
Background Cytidine base editors (CBEs), composed of a cytidine deaminase fused to Cas9 nickase (nCas9), enable efficient C-to-T conversion in various organisms. However, current base editors can induce unwanted bystander C-to-T conversions when multiple
Zhiquan Liu   +7 more
doaj   +1 more source

Single-stranded DNA binding proteins influence APOBEC3A substrate preference

open access: yesScientific Reports, 2021
The cytidine deaminase, APOBEC3A (A3A), is a prominent source of mutations in multiple cancer types. These APOBEC-signature mutations are non-uniformly distributed across cancer genomes, associating with single-stranded (ss) DNA formed during DNA ...
Amber L. Brown   +5 more
doaj   +1 more source

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