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  • Article
  • Open Access
3,974 Views
20 Pages

Prolyl tRNA Synthetase Is Required for Mammarenavirus Multiplication

  • Haydar Witwit,
  • Pablo Aparicio Ibanez,
  • Ruifeng Zhou,
  • Nathaniel Jackson and ,
  • Ruby Escobedo,
  • Beatrice Cubitt,
  • Roaa Khafaji,
  • Rachel Y. Sattler,
  • Luis Martinez-Sobrido and
  • Juan Carlos de la Torre
  • + 5 authors+ 0 author

4 February 2026

Several mammarenaviruses (MaAv), chiefly Lassa virus (LASV) in Western Africa and Junin virus (JUNV) in the Argentinean Pampas, cause severe disease in humans and pose important public health problems in their endemic regions. In addition, the global...

(This article belongs to the Section Viral Immunology, Vaccines, and Antivirals)
  • Article
  • Open Access
6 Citations
3,544 Views
16 Pages

Adenosine-Mimicking Derivatives of 3-Aminopyrazine-2-Carboxamide: Towards Inhibitors of Prolyl-tRNA Synthetase with Antimycobacterial Activity

  • Vinod Sukanth Kumar Pallabothula,
  • Marek Kerda,
  • Martin Juhás,
  • Ondřej Janďourek and ,
  • Klára Konečná,
  • Pavel Bárta,
  • Pavla Paterová and
  • Jan Zitko
  • + 3 authors+ 0 author

26 October 2022

Multidrug-resistant tuberculosis (MDR-TB) poses a significant threat to mankind and as such earned its place on the WHO list of priority pathogens. New antimycobacterials with a mechanism of action different to currently used agents are highly requir...

(This article belongs to the Collection Feature Papers in Chemical Biology)
  • Article
  • Open Access
8 Citations
4,529 Views
16 Pages

Towards Novel 3-Aminopyrazinamide-Based Prolyl-tRNA Synthetase Inhibitors: In Silico Modelling, Thermal Shift Assay and Structural Studies

  • Luping Pang,
  • Stephen D. Weeks,
  • Martin Juhás,
  • Sergei V. Strelkov and ,
  • Jan Zitko and
  • Arthur Van Aerschot
  • + 1 author+ 0 author

Human cytosolic prolyl-tRNA synthetase (HcProRS) catalyses the formation of the prolyl-tRNAPro, playing an important role in protein synthesis. Inhibition of HcProRS activity has been shown to have potential benefits in the treatment of fibrosis, aut...

(This article belongs to the Special Issue Application of In Silico Techniques in Drug Design)
  • Article
  • Open Access
5 Citations
2,416 Views
24 Pages

Structure-Based Virtual Screening of Potential Inhibitors Targeting the Prolyl-tRNA Synthetase (PRS) in Eimeria tenella: Insights from Molecular Docking, ADMET Studies, and Molecular Dynamics Simulations

  • Haiming Cai,
  • Shenquan Liao,
  • Juan Li,
  • Minna Lv and ,
  • Xuhui Lin,
  • Yongle Song,
  • Xiangjie Chen,
  • Yibin Zhu,
  • Jianfei Zhang and
  • Mingfei Sun
  • + 6 authors+ 1 author

8 February 2025

Avian coccidiosis, caused by protozoan parasites of the genus Eimeria, poses a major threat to the poultry industry worldwide, leading to severe economic losses through reduced growth rates, poor feed efficiency, and increased mortality. Although the...

  • Article
  • Open Access
4 Citations
3,837 Views
22 Pages

22 December 2023

Glutamyl-prolyl-tRNA synthetase (EPRS1), an aminoacyl-tRNA synthetase (ARS) ligating glutamic acid and proline to their corresponding tRNAs, plays an essential role in decoding proline codons during translation elongation. The physiological function...

(This article belongs to the Section Cellular Pathology)
  • Article
  • Open Access
5 Citations
3,635 Views
19 Pages

HIV-1 Gag Binds the Multi-Aminoacyl-tRNA Synthetase Complex via the EPRS Subunit

  • Danni Jin,
  • Yiping Zhu,
  • Heidi L. Schubert,
  • Stephen P. Goff and
  • Karin Musier-Forsyth

8 February 2023

Host factor tRNAs facilitate the replication of retroviruses such as human immunodeficiency virus type 1 (HIV-1). HIV-1 uses human tRNALys3 as the primer for reverse transcription, and the assembly of HIV-1 structural protein Gag at the plasma membra...

(This article belongs to the Special Issue Host Cell–Virus Interaction 2.0)
  • Article
  • Open Access
19 Citations
10,453 Views
15 Pages

7 October 2020

Aminoacylation of tRNA generates an aminoacyl-tRNA (aa-tRNA) that is active for protein synthesis on the ribosome. Quantification of aminoacylation of tRNA is critical to understand the mechanism of specificity and the flux of the aa-tRNA into the pr...

(This article belongs to the Special Issue tRNAs in Biology)
  • Article
  • Open Access
23 Citations
6,746 Views
34 Pages

Recently, there has been increased interest in aminoacyl tRNA synthetases (aaRSs) as potential malarial drug targets. These enzymes play a key role in protein translation by the addition of amino acids to their cognate tRNA. The aaRSs are present in...

(This article belongs to the Special Issue Biochemistry, Molecular Biology and Druggability of Proteins)
  • Article
  • Open Access
7 Citations
3,642 Views
16 Pages

Phenotypic and Genotypic Variation of Cultivated Panax quinquefolius

  • Abdurraouf Abaya,
  • Geovanna Cristina Zaro,
  • Alvaro De la Mora Pena,
  • Tom Hsiang and
  • Paul H. Goodwin

19 January 2024

American ginseng (Panax quinquefolius) is widely used due to its medicinal properties. Ontario is a major producer of cultivated American ginseng, where seeds were originally collected from the wild without any subsequent scientific selection, and th...

(This article belongs to the Section Plant Modeling)
  • Review
  • Open Access
131 Citations
17,431 Views
22 Pages

5 January 2015

Halofuginone is an analog of febrifugine—an alkaloid originally isolated from the plant Dichroa febrifuga. During recent years, halofuginone has attracted much attention because of its wide range of beneficial biological activities, which encompass m...

(This article belongs to the Collection Bioactive Compounds)
  • Article
  • Open Access
30 Citations
6,802 Views
14 Pages

15 January 2020

In this study, we evaluate the association between vaginal and cervical human papillomavirus infections high-risk types (HPV+H), negative controls (HPV−), the bacterial biota, and urinary metabolites via integration of metagenomics, metabolomic...

(This article belongs to the Section Integrative Metabolomics)
  • Article
  • Open Access
8 Citations
4,167 Views
19 Pages

Hypomyelinating Leukodystrophy 15 (HLD15)-Associated Mutation of EPRS1 Leads to Its Polymeric Aggregation in Rab7-Positive Vesicle Structures, Inhibiting Oligodendroglial Cell Morphological Differentiation

  • Sui Sawaguchi,
  • Mizuki Goto,
  • Yukino Kato,
  • Marina Tanaka and ,
  • Kenji Tago,
  • Hiroaki Oizumi,
  • Katsuya Ohbuchi,
  • Kazushige Mizoguchi,
  • Yuki Miyamoto and
  • Junji Yamauchi
  • + 5 authors+ 0 author

29 March 2021

Pelizaeus–Merzbacher disease (PMD), also known as hypomyelinating leukodystrophy 1 (HLD1), is an X-linked recessive disease affecting in the central nervous system (CNS). The gene responsible for HLD1 encodes proteolipid protein 1 (plp1), which is th...

(This article belongs to the Special Issue Biopolymers for Medicinal, Macromolecules, and Food Applications II)