Evidence map›Paper›PMID 34673774›Full record

ArticlePLoS genetics2021

AKAP13 couples GPCR signaling to mTORC1 inhibition.

Shihai Zhang, Huanyu Wang, Chase H Melick, Mi-Hyeon Jeong, Adna Curukovic, Shweta Tiwary, Tshering D Lama-Sherpa, Delong Meng, Kelly A Servage, Nicholas G James and 1 more

Open access · goldAbstract read
In one paragraph

Article in PLoS genetics, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 1 pooled it
1.2field-weighted citation impact, top 21% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

17 citing papers in PubMed, 1 synthesis or guideline pooled it, 21 citations in OpenAlex.

  1. Pooled it
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  7. Extensive location bias of the GPCR-dependent translatome via site-selective activation of mTOR.Proceedings of the National Academy of Sciences of the United States of America · 2025
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

11 authors at 4 institutions in 2 countries.

Shihai ZhangDepartment of Molecular Biology, University of Texas Southwestern Medical Center, Dallas, Texas, United States of America.ORCID 0000-0002-5397-3354
Huanyu WangDepartment of Molecular Biology, University of Texas Southwestern Medical Center, Dallas, Texas, United States of America.ORCID 0000-0003-3981-3394
Chase H MelickDepartment of Molecular Biology, University of Texas Southwestern Medical Center, Dallas, Texas, United States of America.ORCID 0000-0003-3977-9886
Mi-Hyeon JeongDepartment of Molecular Biology, University of Texas Southwestern Medical Center, Dallas, Texas, United States of America.ORCID 0000-0003-4536-1427
Adna CurukovicDepartment of Molecular Biology, University of Texas Southwestern Medical Center, Dallas, Texas, United States of America.ORCID 0000-0002-4981-5177
Shweta TiwaryDepartment of Molecular Biology, University of Texas Southwestern Medical Center, Dallas, Texas, United States of America.
Tshering D Lama-SherpaDepartment of Molecular Biology, University of Texas Southwestern Medical Center, Dallas, Texas, United States of America.ORCID 0000-0003-2057-1962
Delong MengDepartment of Molecular Biology, University of Texas Southwestern Medical Center, Dallas, Texas, United States of America.ORCID 0000-0001-5183-4564
Kelly A ServageDepartment of Molecular Biology, University of Texas Southwestern Medical Center, Dallas, Texas, United States of America.ORCID 0000-0001-7183-2865
Nicholas G JamesDepartment of Cell and Molecular Biology, John A. Burns School of Medicine, University of Hawaii, Honolulu, Hawaii, United States of America.ORCID 0000-0003-1539-2759
Jenna L JewellDepartment of Molecular Biology, University of Texas Southwestern Medical Center, Dallas, Texas, United States of America.ORCID 0000-0002-8021-9453
The University of Texas Southwestern Medical Center · USHoward Hughes Medical Institute · USSouth China Agricultural University · CNUniversity of Hawaiʻi at Mānoa · US

Funding

TRPA1 Physiology in Diabetes, Metabolic Syndrome, and MetabolismP20GM113134 · NIGMS · UNIVERSITY OF HAWAII AT MANOA · PI Michael A. Ortega · 2017 to 2026
$21.5M
Chromatin Expulsion by the DNA Replication Licensing Factor ORC4 during Asymmetric Cell Division in Meiosis and DifferentiationR01GM123048 · NIGMS · UNIVERSITY OF HAWAII AT MANOA · PI WARD, WILLIAM S · 2018 to 2021
$1.3M
NIGMS NIH HHS P20 GM113134NIGMS NIH HHS R01 GM123048
6 · The paper itself

Abstract

The mammalian target of rapamycin complex 1 (mTORC1) senses multiple stimuli to regulate anabolic and catabolic processes. mTORC1 is typically hyperactivated in multiple human diseases such as cancer and type 2 diabetes. Extensive research has focused on signaling pathways that can activate mTORC1 such as growth factors and amino acids. However, less is known about signaling cues that can directly inhibit mTORC1 activity. Here, we identify A-kinase anchoring protein 13 (AKAP13) as an mTORC1 binding protein, and a crucial regulator of mTORC1 inhibition by G-protein coupled receptor (GPCR) signaling. GPCRs paired to Gαs proteins increase cyclic adenosine 3'5' monophosphate (cAMP) to activate protein kinase A (PKA). Mechanistically, AKAP13 acts as a scaffold for PKA and mTORC1, where PKA inhibits mTORC1 through the phosphorylation of Raptor on Ser 791. Importantly, AKAP13 mediates mTORC1-induced cell proliferation, cell size, and colony formation. AKAP13 expression correlates with mTORC1 activation and overall lung adenocarcinoma patient survival, as well as lung cancer tumor growth in vivo. Our study identifies AKAP13 as an important player in mTORC1 inhibition by GPCRs, and targeting this pathway may be beneficial for human diseases with hyperactivated mTORC1.

Indexed as

A549 CellsA Kinase Anchor ProteinsAnimalsCell LineCell Line, TumorCyclic AMPCyclic AMP-Dependent Protein KinasesHCT116 CellsHEK293 CellsHumansMechanistic Target of Rapamycin Complex 1MiceMinor Histocompatibility AntigensPC-3 CellsPhosphorylationProto-Oncogene ProteinsAKAP13 protein, humanA Kinase Anchor ProteinsCyclic AMPCyclic AMP-Dependent Protein KinasesMechanistic Target of Rapamycin Complex 1Minor Histocompatibility AntigensProto-Oncogene ProteinsReceptors, G-Protein-Coupled

Identifiers

PMID34673774
PMCPMC8570464
OpenAlexW3206969740

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.