[HTML][HTML] Relationship between the oligomeric status of HIV-1 integrase on DNA and enzymatic activity

E Guiot, K Carayon, O Delelis, F Simon, P Tauc… - Journal of Biological …, 2006 - ASBMB
The 3′-processing of the extremities of viral DNA is the first of two reactions catalyzed by
HIV-1 integrase (IN). High order IN multimers (tetramers) are required for complete …

Oligonucleotide-based assays for integrase activity

G Merkel, MD Andrake, J Ramcharan, AM Skalka - Methods, 2009 - Elsevier
Oligonucleotide assays have been invaluable for elucidation of the molecular mechanisms
of retroviral integrases. A suite of rapid and sensitive fluorescence assays to measure the …

Transcriptional coactivator LEDGF/p75 modulates human immunodeficiency virus type 1 integrase-mediated concerted integration

KK Pandey, S Sinha, DP Grandgenett - Journal of virology, 2007 - Am Soc Microbiol
Human transcriptional coactivator p75/lens epithelium-derived growth factor (LEDGF) binds
human immunodeficiency virus type 1 (HIV-1) integrase (IN). We studied the effects of …

Molecular interactions between HIV-1 integrase and the two viral DNA ends within the synaptic complex that mediates concerted integration

S Bera, KK Pandey, AC Vora… - Journal of molecular …, 2009 - Elsevier
A macromolecular nucleoprotein complex in retrovirus-infected cells, termed the
preintegration complex, is responsible for the concerted integration of linear viral DNA …

Inhibition of human immunodeficiency virus type 1 concerted integration by strand transfer inhibitors which recognize a transient structural intermediate

KK Pandey, S Bera, J Zahm, A Vora, K Stillmock… - Journal of …, 2007 - Am Soc Microbiol
Human immunodeficiency virus type 1 (HIV-1) integrase (IN) inserts the viral DNA genome
into host chromosomes. Here, by native agarose gel electrophoresis, using recombinant IN …

Small-angle X-ray characterization of the nucleoprotein complexes resulting from DNA-induced oligomerization of HIV-1 integrase

S Baranova, FV Tuzikov, OD Zakharova… - Nucleic acids …, 2007 - academic.oup.com
Abstract HIV-1 integrase (IN) catalyses integration of a DNA copy of the viral genome into
the host genome. Specific interactions between retroviral IN and long terminal repeats (LTR) …

A new fluorometric assay for the study of DNA-binding and 3′-processing activities of retroviral integrases and its use for screening of HIV-1 integrase inhibitors

A Anisenko, J Agapkina, T Zatsepin, D Yanvarev… - Biochimie, 2012 - Elsevier
Fluorometry using a substrate DNA labeled with a single fluorophore (6-carboxyfluorescein)
at the 3′-end of the processed strand was shown to be a useful tool for monitoring DNA …

[HTML][HTML] Differential assembly of Rous sarcoma virus tetrameric and octameric intasomes is regulated by the C-terminal domain and tail region of integrase

S Bera, KK Pandey, H Aihara… - Journal of Biological …, 2018 - ASBMB
Retrovirus integrase (IN) catalyzes the concerted integration of linear viral DNA ends into
chromosomes. The atomic structures of five different retrovirus IN–DNA complexes, termed …

[HTML][HTML] Rous sarcoma virus synaptic complex capable of concerted integration is kinetically trapped by human immunodeficiency virus integrase strand transfer …

KK Pandey, S Bera, S Korolev, M Campbell… - Journal of Biological …, 2014 - ASBMB
We determined conditions to produce milligram quantities of the soluble Rous sarcoma virus
(RSV) synaptic complex that is kinetically trapped by HIV strand transfer inhibitors (STIs) …

Catalytic antibodies from HIV‐infected patients specifically hydrolyzing viral integrase suppress the enzyme catalytic activities

ES Odintsova, SV Baranova, VN Buneva… - Journal of Molecular …, 2011 - Wiley Online Library
Human immunodeficiency virus type 1 integrase (IN) catalyzes integration of a DNA copy of
the viral genome into the host genome. It was shown previously that IN preincubation with …