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RWDD1 interacts with the ligand binding domain of the androgen receptor and acts as a coactivator of androgen-dependent transactivation

Helga Grötsch, Marlene Kunert, Katrin A. Mooslehner, Zhigang Gao, Dagmar Struve, Ieuan A. Hughes, Olaf Hiort, Ralf Werner*

*Korrespondierende/r Autor/-in für diese Arbeit

Abstract

During embryogenesis, the development of the male genital is dependent on androgens. Their actions are mediated by the androgen receptor (AR), which functions as a transcription factor. To identify AR coregulators that support AR action during the critical time window of androgen-dependent development in the genital tubercle of male mice, we performed yeast two-hybrid screenings with cDNA libraries of genital tubercles from male mouse embryos using human AR as bait. RWD domain containing 1 (RWDD1) was identified as an AR-interacting protein from three independent libraries of the embryonic days E15, E16 and E17. The interaction between the AR and RWDD1 was confirmed in vitro and in vivo and the ligand binding domain of the AR was shown to be sufficient to mediate the interaction. RWDD1 enhanced AR-dependent transactivation in reporter assays with promoters of different complexity and in different cell lines. These results suggest that RWDD1 functions as a coactivator of androgen-dependent transcription.

OriginalspracheEnglisch
ZeitschriftMolecular and Cellular Endocrinology
Jahrgang358
Ausgabenummer1
Seiten (von - bis)53-62
Seitenumfang10
ISSN0303-7207
DOIs
PublikationsstatusVeröffentlicht - 06.07.2012

Fördermittel

The research leading to these results has received funding from the European Community’s Seventh Framework Programme (FP7/2007–2013) under Grant Agreement No. 201444 (EuroDSD). H. Grötsch is a recipient of a Grant from the Medical Faculty of the University of Lübeck, Grant No. E19-2011. We thank H. Merz and A. Dummer from the Department of Pathology of the University of Lübeck for technical support with paraffin-embedding and tissue sample preparation and A.O. Brinkmann, F. Claessens and P.M. Holterhus for providing plasmids. We thank B. Brix for critical reading of the manuscript and M. Szaszak for technical help with the microscope. Microscopy equipment was funded by a Grant from the Medical Faculty of the University of Lübeck, Grant No. E01-2011.

UN SDGs

Dieser Output leistet einen Beitrag zu folgendem(n) Ziel(en) für nachhaltige Entwicklung

  1. SDG 3 – Gesundheit und Wohlergehen
    SDG 3 – Gesundheit und Wohlergehen
  2. SDG 5 – Gender Equality
    SDG 5 – Gender Equality
  3. SDG 10 – Weniger Ungleichheiten
    SDG 10 – Weniger Ungleichheiten

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