Gene/Protein Disease Symptom Drug Enzyme Compound
Pivot Concepts:   Target Concepts:
Query: EC:2.5.1.18 (glutathione S-transferase)
22,582 document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)

The retroviral integrase plays an essential role in the integration of reverse-transcribed retroviral cDNA into the host cell genome, and serves as an important target for anti-viral therapeutics. In this study, we identified the COP9 signalosome subunit 6 (CSN6) as a novel avian leukosis virus (ALV) integrase binding protein. Co-immunoprecipitation and GST pull-down assays showed that CSN6 bound to ALV integrase likely through direct interaction of CSN6 to the catalytic core of the integrase. We further demonstrated CSN6 inhibited integrase activity in vitro; knockdown of CSN6 in DF-1 promoted ALV production. These results indicated that CSN6 may be a negative regulator of ALV replication by binding to and inhibiting integrase. Our findings provided the insight into the integrase-based host defense system and may have implications in the development of integrase-based anti-viral strategies.
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PMID:COP9 signalosome subunit 6 binds and inhibits avian leukosis virus integrase. 2528 39