Mitochondrial RNA Helicases: Key Players in the Regulation of Plant Organellar RNA Splicing and Gene Expression

R Mizrahi, O Ostersetzer-Biran - International Journal of Molecular …, 2024 - mdpi.com
Mitochondrial genomes of land plants are large and exhibit a complex mode of gene
organization and expression, particularly at the post-transcriptional level. The primary …

Sls1 and Mtf2 mediate the assembly of the Mrh5C complex required for activation of cox1 mRNA translation

Y Wang, T Jin, Y Huang - Journal of Biological Chemistry, 2024 - ASBMB
Mitochondrial translation depends on mRNA-specific activators. In Schizosaccharomyces
pombe, DEAD-box protein Mrh5, pentatricopeptide repeat (PPR) protein Ppr4, Mtf2, and …

Research Progress of Group II Intron Splicing Factors in Land Plant Mitochondria

X Li, Y Jiang - Genes, 2024 - mdpi.com
Mitochondria are important organelles that provide energy for the life of cells. Group II
introns are usually found in the mitochondrial genes of land plants. Correct splicing of group …

Genome-wide systematic survey and analysis of the RNA helicase gene family and their response to abiotic stress in sweetpotato

F Mu, H Zheng, Q Zhao, M Zhu, T Dong, L Kai, Z Li - BMC Plant Biology, 2024 - Springer
Abstract Sweetpotato (Ipomoea batatas (L.) Lam.) holds a crucial position as one of the
staple foods globally, however, its yields are frequently impacted by environmental stresses …

PPR21 is involved in the splicing ofánad2áintrons via interacting with PPR–small MutS-related 1 and small PPR protein 2 and is essential to maize seed development

YZ Yang, XY Liu, S Gao, SG Zhang, BC Tan - Journal of Genetics and …, 2024 - Elsevier
Pentatricopeptide repeat (PPR) proteins are a large group of eukaryote-specific RNA-
binding proteins that play pivotal roles in plant organelle gene expression. Here, we report …

Identification of the DEAD-box gene family and expression analysis of abiotic stress in potatoes

Z Li, Y Lu, Y Dong, B Ren, S Yang, L Lu… - The Journal of …, 2024 - Taylor & Francis
Unwinding enzymes are a group of highly conserved enzymes that play important roles in
plant growth and development as well as in adverse and stress conditions. The DEAD-box …

Organellar RNA Helicases as Key Tools in Plant Organellar RNA Splicing and Regulation of Gene Expression

R Mizrahi, O Ostersetzer-Biran - 2024 - preprints.org
Mitochondria are semiautonomous organelles, which are pivotal for the energy metabolism
of eukaryotic cells. These organelles contain their own genetic system (mtDNA …

Genome-wide Systematic Survey and Analysis of the RNA Helicase Gene Family and their Response to Abiotic Stress in Sweetpotato

H Zheng, Q Zhao, M Zhu, T Dong, L Kai, Z Li - 2023 - researchsquare.com
RNA helicase is a large family that plays a significant role in plant evolution and in the
abiotic stress response. Sweetpotato is one of the majority essential foods in the world, and …