Understanding the role of the nuclear pore complex in undifferentiated cell proliferation and gene gating

Active Project Grant Awarded Last action

Award ID
R35GM154623
Recipient
Awarding agency
Obligated
$1,203,750

Award facts

Assistance listing
93.859 Biomedical Research and Research Training
Completion date 46% complete
Place of performance
Berkeley, CA 94720, USA

Award details come from USAspending.gov.

Description

Abstract
The nuclear envelope (NE), a double-membrane structure surrounding the cell nucleus, and the nuclear pore complex (NPC), the largest protein assembly residing in the NE, together govern paramount cellular processes of the eukaryotic life, spanning chromatin organization, gene expression regulation, nucleocytoplasmic transport, and signal transduction. Our laboratory is committed to studying diverse and novel functions of the NE and NPC using plants as our model organisms. Our emphasis on plants stems from their unique combination of both conserved and distinct NE and NPC-associated mechanisms evolved in response to complex environmental challenges. In this proposal, we aim to leverage an integrated proteomic, molecular, genetic, and bioinformatic approach, to achieve a mechanistic understanding of how PNET1, a newly identified and evolutionarily conserved NPC membrane component, impacts mitotic progression in undifferentiated cells. Concurrently, we seek to elucidate the central role played by the NPC basket protein, GBPL3, in the precise regulation of stress-induced transcriptional reprogramming through the gene gating mechanism. This research endeavor is expected to significantly advance our understanding of fundamental biological principles underlying cell division and the regulation of gene expression occurring at the level of the NPC. Additionally, IT may offer potential avenues for therapeutic interventions targeting aberrant mitotic processes in critical human diseases (e.g., cancers) and provide insights into the precise manipulation of gene expression, both in native and engineered biological systems.

Transactions

Action Obligated Date
Amendment $401,250
Amendment $401,250
Original award $401,250

Quick answers

Who received award R35GM154623?

R35GM154623 was awarded to The Regents Of The University Of California by National Institute of General Medical Sciences (National Institutes of Health) on August 1, 2024.

How much is award R35GM154623 worth?

$1,203,750 has been obligated on R35GM154623.

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