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Updated: Aug 6, 2026
11:13
RNA-Seq Analysis of Differential Gene Expression in Electroporated Chick Embryonic Spinal Cord
Published on: November 1, 2014
Rnf4, a RING protein expressed in the developing nervous and reproductive systems, interacts with Gscl, a gene within
N Galili1, S Nayak, J A Epstein
1The Wistar Institute, Philadelphia, Pennsylvania 19104, USA.
Summary
Researchers identified rnf4 (small nuclear ring finger protein 4) as a transcriptional modulator interacting with goosecoid-like (gscl). This interaction suggests rnf4
Area of Science:
- Molecular Biology
- Developmental Biology
- Genetics
Background:
- Goosecoid-like (gscl) is a transcription factor with suppressive activity crucial for early brain and gonad development.
- Identifying gscl interacting proteins is key to understanding its regulatory mechanisms.
Purpose of the Study:
- To identify transcriptional modulators that interact with goosecoid-like (gscl).
- To characterize the expression patterns and potential functions of the identified interacting protein.
Main Methods:
- Yeast two-hybrid screening to identify interacting proteins.
- Affinity chromatography and immunoprecipitation to confirm protein interactions.
- Northern blot and immunohistochemical analysis to determine expression patterns.
Main Results:
- A RING protein, rnf4 (also known as snrf), was identified as a gscl interacting partner.
- Gscl/rnf4 interactions were confirmed using biochemical methods.
- Northern analysis showed ubiquitous rnf4 expression in adult tissues.
- Immunohistochemistry revealed rnf4 expression in developing nervous system (dorsal root ganglia) and gonads of mouse embryos.
- Both cytoplasmic and nuclear localization of rnf4 were observed, differing from previous reports.
Conclusions:
- Rnf4 interacts with the transcription factor gscl.
- Rnf4 exhibits a distinct expression pattern in developing mouse embryos, with both cytoplasmic and nuclear localization.
- Rnf4 may function in regulating transcriptional activity and potentially in forming intracytoplasmic complexes for signal transduction between cytoplasm and nucleus.
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