Going beyond integration: The emerging role of HIV-1 integrase in virion morphogenesis

JL Elliott, SB Kutluay - Viruses, 2020 - mdpi.com
The HIV-1 integrase enzyme (IN) plays a critical role in the viral life cycle by integrating the
reverse-transcribed viral DNA into the host chromosome. This function of IN has been well …

HIV-1 integrase tetramers are the antiviral target of pyridine-based allosteric integrase inhibitors

PC Koneru, AC Francis, N Deng, SV Rebensburg… - Elife, 2019 - elifesciences.org
Allosteric HIV-1 integrase (IN) inhibitors (ALLINIs) are a promising new class of antiretroviral
agents that disrupt proper viral maturation by inducing hyper-multimerization of IN. Here we …

Structural implications of genotypic variations in HIV-1 integrase from diverse subtypes

L Rogers, AE Obasa, GB Jacobs… - Frontiers in …, 2018 - frontiersin.org
Human immunodeficiency virus type 1 (HIV-1) integrase (IN) integrates viral DNA into the
host genome using its 3′-end processing and strand-transfer activities. Due to the …

Small-molecule anti-HIV-1 agents based on HIV-1 capsid proteins

T Kobayakawa, M Yokoyama, K Tsuji, M Fujino… - Biomolecules, 2021 - mdpi.com
The capsid of human immunodeficiency virus type 1 (HIV-1) is a shell that encloses viral
RNA and is highly conserved among many strains of the virus. It forms a conical structure by …

Allosteric regulation of HIV-1 capsid structure for Gag assembly, virion production, and viral infectivity by a disordered interdomain linker

T Koma, O Kotani, K Miyakawa, A Ryo… - Journal of …, 2019 - Am Soc Microbiol
ABSTRACT The retroviral Gag capsid (Gag-CA) interdomain linker is an unstructured
peptide segment connecting structured N-terminal and C-terminal domains. Although the …

Cis-Allosteric Regulation of HIV-1 Reverse Transcriptase by Integrase

T Masuda, O Kotani, M Yokoyama, Y Abe, G Kawai… - Viruses, 2022 - mdpi.com
Reverse transcriptase (RT) and integrase (IN) are encoded tandemly in the pol genes of
retroviruses. We reported recently that HIV-1 RT and IN need to be supplied as the pol …

Influence of the amino-terminal sequence on the structure and function of HIV integrase

G Eilers, K Gupta, A Allen, J Zhou, Y Hwang, MB Cory… - Retrovirology, 2020 - Springer
Background Antiretroviral therapy (ART) can mitigate the morbidity and mortality caused by
the human immunodeficiency virus (HIV). Successful development of ART can be …

Identification of a novel cis-acting regulator of HIV-1 genome packaging

S Sakuragi, O Kotani, M Yokoyama, T Shioda… - International Journal of …, 2021 - mdpi.com
Human immunodeficiency virus type 1 (HIV-1) uptakes homo-dimerized viral RNA genome
into its own particle. A cis-acting viral RNA segment responsible for this event, termed …

Strong evolutionary constraints against amino acid changes in the P2 subdomain of sapovirus GI. 1 capsid protein VP1

M Yokoyama, YH Doan, K Motomura, H Sato… - Biochemical and …, 2024 - Elsevier
Sapovirus (SaV) is a nonenveloped RNA virus that causes acute gastroenteritis in humans.
Although SaV is a clinically important pathogen in children, an effective vaccine is currently …

Evaluation of the roles of hydrophobic residues in the N-terminal region of archaeal trehalase in its folding

M Sakaguchi, H Mukaeda, A Kume, Y Toyoda… - Applied Microbiology …, 2021 - Springer
Thermoplasma trehalase Tvn1315 is predicted to be composed of a β-sandwich domain
(BD) and a catalytic domain (CD) based on the structure of the bacterial GH15 family …