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PXD062097

PXD062097 is an original dataset announced via ProteomeXchange.

Dataset Summary
TitleMyocardial Mitochondrial Antiviral Signaling Protein Promotes Heart Ischemia-reperfusion Injury via RIG-I Signaling-proteomic sequencing
DescriptionMyocardial ischemia-reperfusion injury (MIRI) is a life-threatening complication of myocardial infarcts, with inner mitochondrial membrane protein dysfunction involved in MIRI-induced heart injury. The role of outer mitochondrial membrane protein MAVS is unknown. Here we show that MAVS expression increased in infarcted myocardium of wild-type (WT) mice. Global MAVS-knock-out (MAVS-KO) or myocardial-specific MAVS knockdown protects mice from acute and chronic MIRI, reducing apoptosis, leukocyte infiltration, etc. MIRI induces double-stranded RNA in affected myocardium, activating intracellular retinoic acid-inducible gene I (RIG-I) signaling, which led to MAVS aggregation for further non-canonical downstream signaling. MAVS aggregates recruit tumor necrosis factor associated factor family 6 (TRAF6) and transforming growth factor-β-activated kinase 1 (TAK1), activating mitogen-activated protein kinase (MAPK) pathway and apoptosis. MAVS-KO reduces -jun-NH2 terminal kinase (JNK) phosphorylation and apoptosis. JNK inhibition benefits WT mice and JNK agonist impairs protection in MAVS-KO mice. MIRI activates RIG-I/MAVS via TAK1/TRAF6-MAPK/JNK axis, suggesting new MIRI therapeutic targets to treat MIRI.
HostingRepositoryiProX
AnnounceDate2025-03-20
AnnouncementXMLSubmission_2025-03-20_19:37:48.568.xml
DigitalObjectIdentifier
ReviewLevelPeer-reviewed dataset
DatasetOriginOriginal dataset
RepositorySupportUnsupported dataset by repository
PrimarySubmitterZhenyu Kang
SpeciesList scientific name: Mus musculus; NCBI TaxID: 10090;
ModificationListNo PTMs are included in the dataset
InstrumentQ Exactive HF
Dataset History
RevisionDatetimeStatusChangeLog Entry
02025-03-20 19:37:36ID requested
12025-03-20 19:37:48announced
Publication List
Dataset with its publication pending
Keyword List
submitter keyword: MAVS MIRI RIG-I
Contact List
Desheng Hu
contact affiliationDepartment of Integrated Traditional Chinese and Western Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology
contact emailDesheng.Hu@hust.edu.cn
lab head
Zhenyu Kang
contact affiliationWuhan Union Medical College Hospital Huazhong University of Science and Technology
contact email364212978@qq.com
dataset submitter
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