Summary

Name SNAI1
Full Name Zinc finger protein SNAI1
Synonyms Protein snail homolog 1, Protein sna | SNAH
Primary ID O95863
Links - -
Type protein
Relations 74
Pathways Epithelial–mesenchymal transition, Fibroblast: FN1 transcriptional regulation, Tenascin-C in PDAC
Function Involved in induction of the epithelial to mesenchymal transition (EMT), formation and maintenance of embryonic mesoderm, growth arrest, survival and cell migration. Binds to 3 E-boxes of the E-cadherin/CDH1 gene promoter and to the promoters of CLDN7 and KRT8 and, in association with histone demethylase KDM1A which it recruits to the promoters, causes a decrease in dimethylated H3K4 levels and represses transcription (PubMed:20389281, PubMed:20562920). The N-terminal SNAG domain competes with histone H3 for the same binding site on the histone demethylase complex formed by KDM1A and RCOR1, and thereby inhibits demethylation of histone H3 at 'Lys-4' (in vitro) (PubMed:20389281, PubMed:21300290, PubMed:23721412). During EMT, involved with LOXL2 in negatively regulating pericentromeric heterochromatin transcription (By similarity). SNAI1 recruits LOXL2 to pericentromeric regions to oxidize histone H3 and repress transcription which leads to release of heterochromatin component CBX5/HP1A, enabling chromatin reorganization and acquisition of mesenchymal traits (By similarity). Associates with EGR1 and SP1 to mediate tetradecanoyl phorbol acetate (TPA)-induced up-regulation of CDKN2B, possibly by binding to the CDKN2B promoter region 5'-TCACA-3. In addition, may also activate the CDKN2B promoter by itself.

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Modifications Tables

Relations

Regulator Mechanism target score
+ up-regulates activity img/direct-activation.png phosphorylation SNAI1 0.473
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png phosphorylation SNAI1 0.546
Publications: 14 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png phosphorylation SNAI1 0.344
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png phosphorylation SNAI1 0.458
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by stabilization img/direct-activation.png phosphorylation SNAI1 0.341
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation SNAI1 0.397
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation SNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png phosphorylation SNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation SNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation SNAI1 0.341
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by stabilization img/direct-activation.png phosphorylation SNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation SNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation SNAI1 0.516
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png polyubiquitination SNAI1 0.28
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/indirect_inhibition.png transcriptional regulation SNAI1 0.294
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation SNAI1 0.255
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/direct_inhibition.png post transcriptional regulation SNAI1 0.4
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/indirect-activation.png Epithelial-mesenchymal_transition 0.7
Publications: 3 Organism: Homo Sapiens
+ down-regulates quantity by repression img/indirect_inhibition.png transcriptional regulation CLDN7 0.402
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation ZEB1 0.32
Publications: 2 Organism: Canidae, Homo Sapiens
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation SNAI1 0.575
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/indirect-activation.png transcriptional regulation SNAI1 0.519
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/direct_inhibition.png transcriptional regulation CLDN4 0.342
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png relocalization SNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity img/indirect_inhibition.png transcriptional regulation CDH1 0.771
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/indirect_inhibition.png transcriptional regulation SNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/indirect-activation.png Metastasis 0.7
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png binding SNAI1 0.5
Publications: 1 Organism: In Vitro
+ form complex img/form-complex.png binding SNAIL/RELA/PARP1 0.422
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by stabilization img/direct-activation.png phosphorylation SNAI1 0.516
Publications: 1 Organism: In Vitro
+ down-regulates quantity by repression img/indirect_inhibition.png transcriptional regulation HPGD 0.289
Publications: 1 Organism: Mus Musculus
+ down-regulates quantity by repression img/direct_inhibition.png transcriptional regulation CDH1 0.771
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/direct_inhibition.png transcriptional regulation PXDN 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/indirect-activation.png transcriptional regulation SERPINE1 0.413
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation SNAI1 0.421
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination SNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination, polyubiquitination SNAI1 0.265
Publications: 2 Organism: Homo Sapiens, In Vitro
+ down-regulates quantity by repression img/indirect_inhibition.png post transcriptional regulation SNAI1 0.4
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/indirect-activation.png transcriptional regulation PLAU 0.318
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation SNAI1 0.519
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation SNAI1 0.376
Publications: 2 Organism: Homo Sapiens
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation SNAI1 0.503
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation SNAI2 0.437
Publications: 2 Organism: Homo Sapiens
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation SNAI1 0.317
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation VIM 0.418
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/direct_inhibition.png transcriptional regulation OCLN 0.4
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/direct_inhibition.png transcriptional regulation Claudin 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png binding SNAI1 0.355
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/direct_inhibition.png transcriptional regulation CLDN7 0.402
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png phosphorylation SNAI1 0.39
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation ZEB2 0.308
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination SNAI1 0.288
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/direct_inhibition.png transcriptional regulation CLDN3 0.408
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png CTBP1 0.461
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation SNAI1 0.2
Publications: 1 Organism: Homo Sapiens