Summary

Name MDM2
Full Name E3 ubiquitin-protein ligase Mdm2
Synonyms Double minute 2 protein, Hdm2, Oncoprotein Mdm2, p53-binding protein Mdm2
Primary ID Q00987
Links - -
Type protein
Relations 120
Pathways Acute Myeloid Leukemia, AML1-ETO in AML, DNMT3A in AML, IDH-TET in AML, miRNA in AML, NPM1 in AML, FLT3-ITD signaling, Cell cycle: G1/S phase transition, Cell cycle: G2/M phase transition, Luminal Breast Cancer, LIF in PDAC, Malignant Melanoma, NPM1_new, Prostate Cancer, p53 in cancer, Pancreatic ductal adenocarcinoma (PDA)
Inhibitors Serdemetan; nutlin-3A
Function E3 ubiquitin-protein ligase that mediates ubiquitination of p53/TP53, leading to its degradation by the proteasome. Inhibits p53/TP53- and p73/TP73-mediated cell cycle arrest and apoptosis by binding its transcriptional activation domain. Also acts as a ubiquitin ligase E3 toward itself and ARRB1. Permits the nuclear export of p53/TP53. Promotes proteasome-dependent ubiquitin-independent degradation of retinoblastoma RB1 protein. Inhibits DAXX-mediated apoptosis by inducing its ubiquitination and degradation. Component of the TRIM28/KAP1-MDM2-p53/TP53 complex involved in stabilizing p53/TP53. Also component of the TRIM28/KAP1-ERBB4-MDM2 complex which links growth factor and DNA damage response pathways. Mediates ubiquitination and subsequent proteasome degradation of DYRK2 in nucleus. Ubiquitinates IGF1R and SNAI1 and promotes them to proteasomal degradation (PubMed:12821780, PubMed:15053880, PubMed:15195100, PubMed:15632057, PubMed:16337594, PubMed:17290220, PubMed:19098711, PubMed:19219073, PubMed:19837670, PubMed:19965871, PubMed:20173098, PubMed:20385133, PubMed:20858735, PubMed:22128911). Ubiquitinates DCX, leading to DCX degradation and reduction of the dendritic spine density of olfactory bulb granule cells (By similarity). Ubiquitinates DLG4, leading to proteasomal degradation of DLG4 which is required for AMPA receptor endocytosis (By similarity). Negatively regulates NDUFS1, leading to decreased mitochondrial respiration, marked oxidative stress, and commitment to the mitochondrial pathway of apoptosis (PubMed:30879903). Binds NDUFS1 leading to its cytosolic retention rather than mitochondrial localization resulting in decreased supercomplex assembly (interactions between complex I and complex III), decreased complex I activity, ROS production, and apoptosis (PubMed:30879903).

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Modifications Tables

Relations

Regulator Mechanism target score
+ up-regulates activity img/direct-activation.png ubiquitination NUB1 0.279
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination HDAC1 0.476
Publications: 1 Organism: Homo Sapiens
Pathways:Prostate Cancer
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination RUNX3 0.568
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png phosphorylation MDM2 0.349
Publications: 8 Organism: Homo Sapiens
+ up-regulates quantity by stabilization img/direct-activation.png phosphorylation MDM2 0.807
Publications: 2 Organism: Homo Sapiens
Pathways:FLT3-ITD signaling
+ up-regulates quantity by stabilization img/direct-activation.png phosphorylation MDM2 0.368
Publications: 1 Organism: Homo Sapiens
Pathways:FLT3-ITD signaling
+ up-regulates quantity by stabilization img/direct-activation.png phosphorylation MDM2 0.394
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, FLT3-ITD signaling
+ up-regulates activity img/direct-activation.png phosphorylation MDM2 0.2
Publications: 3 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, miRNA in AML, FLT3-ITD signaling, Cell cycle: G1/S phase transition, Cell cycle: G2/M phase transition, Luminal Breast Cancer, Malignant Melanoma, Triple mutant AML, NPM1_new, Prostate Cancer, Pancreatic ductal adenocarcinoma (PDA)
+ up-regulates img/direct-activation.png phosphorylation MDM2 0.2
Publications: 2 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia
+ down-regulates activity img/direct_inhibition.png dephosphorylation MDM2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by stabilization img/direct-activation.png phosphorylation MDM2 0.549
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by stabilization img/direct-activation.png phosphorylation MDM2 0.345
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation MDM2 0.807
Publications: 1 Organism: Homo Sapiens
Pathways:FLT3-ITD signaling
+ up-regulates activity img/direct-activation.png phosphorylation MDM2 0.549
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation MDM2 0.2
Publications: 2 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation MDM2 0.394
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, FLT3-ITD signaling
+ up-regulates img/direct-activation.png phosphorylation MDM2 0.807
Publications: 1 Organism: Homo Sapiens
Tissue: Kidney
Pathways:FLT3-ITD signaling
+ up-regulates img/direct-activation.png phosphorylation MDM2 0.473
Publications: 2 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png phosphorylation MDM2 0.349
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by stabilization img/direct-activation.png dephosphorylation MDM2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by stabilization img/direct-activation.png dephosphorylation MDM2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by stabilization img/direct-activation.png dephosphorylation MDM2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by stabilization img/direct-activation.png dephosphorylation MDM2 0.36
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png phosphorylation MDM2 0.751
Publications: 5 Organism: Homo Sapiens, In Vitro
Pathways:FLT3-ITD signaling, Cell cycle: G1/S phase transition, Cell cycle: G2/M phase transition, p53 in cancer
+ down-regulates quantity by destabilization img/direct_inhibition.png dephosphorylation MDM2 0.674
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png dephosphorylation MDM2 0.674
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png phosphorylation MDM2 0.51
Publications: 1 Organism: Homo Sapiens
Pathways:FLT3-ITD signaling, Cell cycle: G1/S phase transition, Cell cycle: G2/M phase transition, p53 in cancer
+ up-regulates img/direct-activation.png dephosphorylation MDM2 0.384
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png dephosphorylation MDM2 0.384
Publications: 1 Organism: Mus Musculus
+ up-regulates activity img/direct-activation.png dephosphorylation MDM2 0.441
Publications: 1 Organism: Mus Musculus
+ down-regulates img/direct_inhibition.png phosphorylation MDM2 0.709
Publications: 2 Organism: Homo Sapiens
Pathways:Cell cycle: G2/M phase transition
+ down-regulates activity img/direct_inhibition.png phosphorylation MDM2 0.709
Publications: 1 Organism: Homo Sapiens
Pathways:Cell cycle: G2/M phase transition
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination IER3 0.353
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination KAT2B 0.611
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination OVOL2 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination, polyubiquitination POLQ 0.2
Publications: 2 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination RPL26 0.507
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png ubiquitination NOTCH4 0.375
Publications: 1 Organism: Homo Sapiens
Tissue: Breast
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination MDM2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png ubiquitination MDM2 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/indirect_inhibition.png CDKN1A 0.656
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, FLT3-ITD signaling, Cell cycle: G1/S phase transition, Cell cycle: G2/M phase transition, p53 in cancer
+ down-regulates quantity by destabilization img/direct_inhibition.png polyubiquitination EID1 0.43
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png relocalization MDM2 0.76
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, AML1-ETO in AML, DNMT3A in AML, NPM1 in AML, Cell cycle: G1/S phase transition, Cell cycle: G2/M phase transition, Malignant Melanoma, Triple mutant AML, NPM1_new
+ up-regulates quantity by stabilization img/direct-activation.png binding MDM2 0.724
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png ubiquitination MDM4 0.724
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png binding GNAS 0.4
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination MDM2 0.384
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/indirect-activation.png transcriptional regulation MDM2 0.968
Publications: 1 Organism: Mus Musculus
Pathways:Acute Myeloid Leukemia, AML1-ETO in AML, DNMT3A in AML, IDH-TET in AML, miRNA in AML, NPM1 in AML, FLT3-ITD signaling, Cell cycle: G1/S phase transition, Cell cycle: G2/M phase transition, Luminal Breast Cancer, Malignant Melanoma, Triple mutant AML, NPM1_new, Prostate Cancer, p53 in cancer, Pancreatic ductal adenocarcinoma (PDA)
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination TP53 0.968
Publications: 3 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, AML1-ETO in AML, DNMT3A in AML, IDH-TET in AML, miRNA in AML, NPM1 in AML, FLT3-ITD signaling, Cell cycle: G1/S phase transition, Cell cycle: G2/M phase transition, Luminal Breast Cancer, Malignant Melanoma, Triple mutant AML, NPM1_new, Prostate Cancer, p53 in cancer, Pancreatic ductal adenocarcinoma (PDA)
+ up-regulates quantity by stabilization img/indirect-activation.png MDM2 0.724
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png polyubiquitination PER2 0.361
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/indirect_inhibition.png transcriptional regulation MDM2 0.2
Publications: 1
+ down-regulates img/direct_inhibition.png ubiquitination CDKN2AIP 0.375
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination HIF1A 0.634
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png polyubiquitination KAT5 0.645
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, IDH-TET in AML
+ up-regulates img/direct-activation.png ubiquitination NOTCH1 0.485
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, FLT3-ITD signaling
+ up-regulates quantity by expression img/indirect-activation.png transcriptional regulation MDM2 0.388
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination MDM2 0.334
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png polyubiquitination MDM2 0.378
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png binding CDKN1A 0.656
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, FLT3-ITD signaling, Cell cycle: G1/S phase transition, Cell cycle: G2/M phase transition, p53 in cancer
+ down-regulates quantity img/direct_inhibition.png ubiquitination NFATC2 0.309
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination DYRK2 0.559
Publications: 1
+ down-regulates quantity img/direct_inhibition.png ubiquitination ARRB2 0.44
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by stabilization img/direct-activation.png binding MDM2 0.44
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png binding TP73 0.833
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png ubiquitination NUMB 0.451
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png binding MDM2 0.42
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/indirect-activation.png transcriptional regulation MDM2 0.377
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, miRNA in AML, FLT3-ITD signaling, Pancreatic ductal adenocarcinoma (PDA)
+ down-regulates quantity by destabilization img/direct_inhibition.png binding MDM2 0.326
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding MDM2 0.588
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding MDM2 0.369
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/indirect_inhibition.png MDM2 0.435
Publications: 1 Organism: Homo Sapiens
Pathways:Pancreatic ductal adenocarcinoma (PDA)
+ down-regulates img/direct_inhibition.png binding MDM2 0.451
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/indirect-activation.png transcriptional regulation MDM2 0.289
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination PPARG 0.394
Publications: 1 Organism: Homo Sapiens
Pathways:Prostate Cancer
+ down-regulates img/direct_inhibition.png chemical inhibition MDM2 0.8
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding MDM2 0.665
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/indirect_inhibition.png transcriptional regulation MDM2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png polyubiquitination DDX24 0.337
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png deubiquitination MDM2 0.765
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png binding EP300 0.68
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, p53 in cancer
+ down-regulates quantity by repression img/indirect_inhibition.png transcriptional regulation MDM2 0.375
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png chemical inhibition MDM2 0.8
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png polyubiquitination PBXIP1 0.292
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png phosphorylation MDM2 0.281
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination RB1 0.659
Publications: 1 Organism: Homo Sapiens
Pathways:FLT3-ITD signaling, Cell cycle: G1/S phase transition, Cell cycle: G2/M phase transition, Luminal Breast Cancer, Malignant Melanoma, p53 in cancer, Pancreatic ductal adenocarcinoma (PDA)
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination APEX1 0.422
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination IGF1R 0.659
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity img/direct_inhibition.png ubiquitination IRF1 0.393
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination GRK2 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination RPL6 0.439
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination SUV39H1 0.406
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png ubiquitination FOXO4 0.62
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png ubiquitination HEXIM1 0.473
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity img/direct_inhibition.png ubiquitination SIRT6 0.421
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation MDM2 0.281
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, AML1-ETO in AML, IDH-TET in AML
+ up-regulates quantity by stabilization img/direct-activation.png ubiquitination MDM2 0.474
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination ASF1A 0.269
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination ATXN1 0.339
Publications: 1 Organism: Homo Sapiens