TAR RNA Recognition by a Cyclic Peptidomimetic of Tat Protein,

TC Leeper, Z Athanassiou, RLA Dias, JA Robinson… - Biochemistry, 2005 - ACS Publications
The search for new antiviral drugs that repress HIV viral replication by blocking
transactivation of viral RNA transcription has long been advocated as an approach to novel …

Essential structural requirements for specific recognition of HIV TAR RNA by peptide mimetics of Tat protein

A Davidson, K Patora-Komisarska… - Nucleic acids …, 2011 - academic.oup.com
The pharmacological disruption of the interaction between the HIV Tat protein and its
cognate transactivation response RNA (TAR) would generate novel anti-viral drugs with a …

Simultaneous recognition of HIV-1 TAR RNA bulge and loop sequences by cyclic peptide mimics of Tat protein

A Davidson, TC Leeper… - Proceedings of the …, 2009 - National Acad Sciences
The interaction of the HIV-1 transactivator protein Tat with its transactivation response (TAR)
RNA is an essential step in viral replication and therefore an attractive target for developing …

Structural mimicry of retroviral tat proteins by constrained β-hairpin peptidomimetics: ligands with high affinity and selectivity for viral TAR RNA regulatory elements

Z Athanassiou, RLA Dias, K Moehle… - Journal of the …, 2004 - ACS Publications
An approach is described to the design of β-hairpin peptidomimetic ligands for bovine
immunodeficiency virus (BIV) Tat protein, which inhibit binding to its transactivator response …

Structure-Guided Peptidomimetic Design Leads to Nanomolar β-Hairpin Inhibitors of the Tat−TAR Interaction of Bovine Immunodeficiency Virus,

Z Athanassiou, K Patora, RLA Dias, K Moehle… - Biochemistry, 2007 - ACS Publications
The Tat protein of immunodeficiency viruses is the main activator of viral gene expression.
By binding specifically to its cognate site, the transactivator response element (TAR), Tat …

Cyclic peptides with a distinct arginine-fork motif recognize the HIV trans-activation response RNA in vitro and in cells

SS Chavali, SM Mali, R Bonn, AS Anitha… - Journal of Biological …, 2021 - ASBMB
RNA represents a potential target for new antiviral therapies, which are urgently needed to
address public health threats such as the human immunodeficiency virus (HIV). We showed …

Co-crystal structures of HIV TAR RNA bound to lab-evolved proteins show key roles for arginine relevant to the design of cyclic peptide TAR inhibitors

SS Chavali, SM Mali, JL Jenkins, R Fasan… - Journal of Biological …, 2020 - ASBMB
RNA-protein interfaces control key replication events during the HIV-1 life cycle. The viral
trans-activator of transcription (Tat) protein uses an archetypal arginine-rich motif (ARM) to …

Inhibitors of protein− RNA complexation that target the RNA: specific recognition of human immunodeficiency virus type 1 TAR RNA by small organic molecules

HY Mei, M Cui, A Heldsinger, SM Lemrow, JA Loo… - Biochemistry, 1998 - ACS Publications
TAR RNA represents an attractive target for the intervention of human immunodeficiency
virus type 1 (HIV-1) replication by small molecules. We now describe three small molecule …

Targeting RNA with peptidomimetic oligomers in human cells

N Tamilarasu, I Huq, TM Rana - Bioorganic & medicinal chemistry letters, 2001 - Elsevier
Replication of human immunodeficiency virus type 1 (HIV-1) requires specific interactions of
Tat protein with the trans-activation responsive region (TAR) RNA, a 59-base stem-loop …

Discovery of a small molecule Tat-trans-activation-responsive RNA antagonist that potently inhibits human immunodeficiency virus-1 replication

S Hwang, N Tamilarasu, K Kibler, H Cao, A Ali… - Journal of Biological …, 2003 - ASBMB
Antiretroviral therapy to treat AIDS uses molecules that target the reverse transcriptase and
protease enzymes of human immunodeficiency virus, type 1 (HIV-1). A major problem …