Evidence map›Paper›PMID 38145589›Full record

ArticleRedox biology2024

Regulation of respiratory complex I assembly by FMN cofactor targeting.

Andrea Curtabbi, Adela Guarás, José Luis Cabrera-Alarcón, Maribel Rivero, Enrique Calvo, Marina Rosa-Moreno, Jesús Vázquez, Milagros Medina, José Antonio Enríquez

Open access · goldAbstract read
In one paragraph

Article in Redox biology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
2.0field-weighted citation impact, top 13% 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

8 citing papers in PubMed, 13 citations in OpenAlex.

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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

9 authors at 2 institutions in 1 country.

Andrea CurtabbiCentro Nacional de Investigaciones Cardiovasculares Carlos III, Madrid, Spain; CIBER de Fragilidad y Envejecimiento Saludable (CIBERFES), Madrid, Spain.
Adela GuarásCentro Nacional de Investigaciones Cardiovasculares Carlos III, Madrid, Spain.
José Luis Cabrera-AlarcónCentro Nacional de Investigaciones Cardiovasculares Carlos III, Madrid, Spain; CIBER de Fragilidad y Envejecimiento Saludable (CIBERFES), Madrid, Spain.
Maribel RiveroDepartamento de Bioquímica y Biología Molecular y Celular, Facultad de Ciencias, Universidad de Zaragoza, Zaragoza, Spain; Instituto de Biocomputación y Física de Sistemas Complejos (BIFI), Universidad de Zaragoza, Zaragoza, Spain.
Enrique CalvoCentro Nacional de Investigaciones Cardiovasculares Carlos III, Madrid, Spain; CIBER de Enfermedades Cardiovasculares (CIBERCV), Madrid, Spain.
Marina Rosa-MorenoCentro Nacional de Investigaciones Cardiovasculares Carlos III, Madrid, Spain.
Jesús VázquezCentro Nacional de Investigaciones Cardiovasculares Carlos III, Madrid, Spain; CIBER de Enfermedades Cardiovasculares (CIBERCV), Madrid, Spain.
Milagros MedinaDepartamento de Bioquímica y Biología Molecular y Celular, Facultad de Ciencias, Universidad de Zaragoza, Zaragoza, Spain; Instituto de Biocomputación y Física de Sistemas Complejos (BIFI), Universidad de Zaragoza, Zaragoza, Spain.
José Antonio EnríquezCentro Nacional de Investigaciones Cardiovasculares Carlos III, Madrid, Spain; CIBER de Fragilidad y Envejecimiento Saludable (CIBERFES), Madrid, Spain. Electronic address: jaenriquez@cnic.es.
Spanish National Centre for Cardiovascular Research · ESUniversidad de Zaragoza · ES

Funding

Comunidad de Madrid IMMUNO-VAR, P2022/BMD-7333Fundación Leduq 17CVD04Government of Aragón-FEDER [E35_23R] PID2021-122348NB-I00 , PLEC2022-009235 AND PLEC2022-009298Human Frontier Science Program RGP0016/2018Instituto de Salud Carlos III CIBERFES CB16/10/00282“la Caixa” Banking Foundation HR17-00247 AND HR22-00253Ministerio de Ciencia e Innovación [ PID2021-122348NB-I00 , PLEC2022-009235 AND PLEC2022-009298Ministerio de Ciencia e Innovación PID2021-127988OB-I00 & TED2021-131611B-100
6 · The paper itself

Abstract

Respiratory complex I plays a crucial role in the mitochondrial electron transport chain and shows promise as a therapeutic target for various human diseases. While most studies focus on inhibiting complex I at the Q-site, little is known about inhibitors targeting other sites within the complex. In this study, we demonstrate that diphenyleneiodonium (DPI), a N-site inhibitor, uniquely affects the stability of complex I by reacting with its flavin cofactor FMN. Treatment with DPI blocks the final stage of complex I assembly, leading to the complete and reversible degradation of complex I in different cellular models. Growing cells in medium lacking the FMN precursor riboflavin or knocking out the mitochondrial flavin carrier gene SLC25A32 results in a similar complex I degradation. Overall, our findings establish a direct connection between mitochondrial flavin homeostasis and complex I stability and assembly, paving the way for novel pharmacological strategies to regulate respiratory complex I.

Indexed as

Electron Transport Complex IRiboflavinHumansMitochondriaElectron Transport Complex IRiboflavinDPIFMNOXPHOSRespiratory complex I

Identifiers

PMID38145589
PMCPMC10767280
OpenAlexW4389976377

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.