Binding of the N-terminal region of coactivator TIF2 to the intrinsically disordered AF1 domain of the glucocorticoid receptor is accompanied by conformational …

SH Khan, S Awasthi, C Guo, D Goswami, J Ling… - Journal of Biological …, 2012 - ASBMB
Control of gene transcription by glucocorticoid receptors (GRs) is important for many
physiological processes. Like other steroid hormone receptors, the regulation of target …

TBP binding-induced folding of the glucocorticoid receptor AF1 domain facilitates its interaction with steroid receptor coactivator-1

SH Khan, J Ling, R Kumar - PLoS One, 2011 - journals.plos.org
The precise mechanism by which glucocorticoid receptor (GR) regulates the transcription of
its target genes is largely unknown. This is, in part, due to the lack of structural and functional …

Influence of flanking sequences on signaling between the activation function AF1 and DNA-binding domain of the glucocorticoid receptor

R Kumar, EB Thompson - Archives of biochemistry and biophysics, 2010 - Elsevier
Despite their importance in gene regulation, the exact mechanisms of glucocorticoid
receptor's (GR's) N-terminal activation function region, AF1, which exists in an intrinsically …

Structural and functional relationships of the steroid hormone receptors' N-terminal transactivation domain

R Kumar, G Litwack - Steroids, 2009 - Elsevier
Steroid hormone receptors are members of a family of ligand inducible transcription factors,
and regulate the transcriptional activation of target genes by recruiting coregulatory proteins …

Binding-folding induced regulation of AF1 transactivation domain of the glucocorticoid receptor by a cofactor that binds to its DNA binding domain

AS Garza, SH Khan, CM Moure, DP Edwards… - PLoS …, 2011 - journals.plos.org
Intrinsically disordered (ID) regions of proteins commonly exist within transcription factors,
including the N-terminal domain (NTD) of steroid hormone receptors (SHRs) that possesses …

Folding of the glucocorticoid receptor N-terminal transactivation function: dynamics and regulation

R Kumar, EB Thompson - Molecular and cellular endocrinology, 2012 - Elsevier
The glucocorticoid receptor (GR) mediates biological effects of glucocorticoids at the level of
gene regulation, and plays important roles in many aspects of physiology. In recent years, it …

Site-specific phosphorylation regulates the structure and function of an intrinsically disordered domain of the glucocorticoid receptor

SH Khan, WA McLaughlin, R Kumar - Scientific reports, 2017 - nature.com
Intrinsically disordered (ID) regions of the transcription factor proteins have much larger
frequency of phosphorylation sites than ordered regions, suggesting an important role in …

Structure and function of steroid receptor AF1 transactivation domains: induction of active conformations

DN Lavery, IJ McEwan - Biochemical Journal, 2005 - portlandpress.com
Steroid hormones are important endocrine signalling molecules controlling reproduction,
development, metabolism, salt balance and specialized cellular responses, such as …

Amino-terminal domain of TIF2 is involved in competing for corepressor binding to glucocorticoid and progesterone receptors

D Wang, Q Wang, S Awasthi, SS Simons - Biochemistry, 2007 - ACS Publications
Both agonist-and antagonist-bound glucocorticoid receptors (GRs) and progesterone
receptors (PRs) regulate gene transcription with the assistance of corepressors (NCoR and …

TATA box binding protein induces structure in the recombinant glucocorticoid receptor AF1 domain

R Kumar, DE Volk, J Li, JC Lee… - Proceedings of the …, 2004 - National Acad Sciences
A number of transcription factor proteins contain domains that are fully or partially
unstructured. The means by which such proteins acquire naturally folded conformations are …