PSMF1
Gene Information
- Official Symbol: PSMF1
- Official Name: proteasome inhibitor subunit 1
- Aliases and Previous Symbols: N/A
- Entrez ID: 9491
- UniProt: Q92530
- Interactions: BioGRID
- PubMed articles: Open PubMed
- OMIM: Open OMIM
Function Summary
- Entrez Summary: N/A
- UniProt Summary: Plays an important role in control of proteasome function. Inhibits the hydrolysis of protein and peptide substrates by the 20S proteasome. Also inhibits the activation of the proteasome by the proteasome regulatory proteins PA700 and PA28. {ECO:0000269|PubMed:10764772}.
Pfam Domains GO Terms
Pfam Domains
| PI31 Prot C |
| PI31 Prot N |
GO Terms
| proteasome binding |
| proteasome core complex |
| endopeptidase inhibitor activity |
| negative regulation of proteasomal protein catabolic process |
| regulation of cellular amino acid metabolic process |
| regulation of hematopoietic stem cell differentiation |
| negative regulation of proteolysis involved in cellular protein catabolic process |
| antigen processing and presentation of exogenous peptide antigen via MHC class I, TAP-dependent |
| regulation of transcription from RNA polymerase II promoter in response to hypoxia |
| antigen processing and presentation of exogenous peptide antigen via MHC class I |
| regulation of cellular amine metabolic process |
| NIK/NF-kappaB signaling |
| anaphase-promoting complex-dependent catabolic process |
| regulation of hematopoietic progenitor cell differentiation |
| negative regulation of cellular protein catabolic process |
| negative regulation of G2/M transition of mitotic cell cycle |
| SCF-dependent proteasomal ubiquitin-dependent protein catabolic process |
| interleukin-1-mediated signaling pathway |
| Wnt signaling pathway, planar cell polarity pathway |
| antigen processing and presentation of peptide antigen via MHC class I |
| negative regulation of cell cycle G2/M phase transition |
| regulation of establishment of planar polarity |
| stimulatory C-type lectin receptor signaling pathway |
| innate immune response activating cell surface receptor signaling pathway |
| regulation of stem cell differentiation |
| tumor necrosis factor-mediated signaling pathway |
| regulation of transcription from RNA polymerase II promoter in response to stress |
| regulation of DNA-templated transcription in response to stress |
| negative regulation of protein catabolic process |
| non-canonical Wnt signaling pathway |
| positive regulation of canonical Wnt signaling pathway |
| regulation of cellular ketone metabolic process |
| Fc-epsilon receptor signaling pathway |
| negative regulation of canonical Wnt signaling pathway |
| cellular response to interleukin-1 |
| T cell receptor signaling pathway |
| antigen processing and presentation of exogenous peptide antigen |
| positive regulation of Wnt signaling pathway |
| regulation of mRNA stability |
| regulation of morphogenesis of an epithelium |
| antigen processing and presentation of exogenous antigen |
| regulation of proteasomal protein catabolic process |
| regulation of RNA stability |
| cellular response to hypoxia |
| antigen processing and presentation of peptide antigen |
| regulation of G2/M transition of mitotic cell cycle |
| cellular response to decreased oxygen levels |
| response to interleukin-1 |
| regulation of mRNA catabolic process |
| negative regulation of Wnt signaling pathway |
| regulation of cell cycle G2/M phase transition |
| negative regulation of mitotic cell cycle phase transition |
| cellular response to oxygen levels |
| regulation of proteolysis involved in cellular protein catabolic process |
| antigen processing and presentation |
| negative regulation of cell cycle phase transition |
| innate immune response-activating signal transduction |
| cellular response to tumor necrosis factor |
| Fc receptor signaling pathway |
| negative regulation of endopeptidase activity |
| regulation of cellular protein catabolic process |
| negative regulation of cellular catabolic process |
| negative regulation of peptidase activity |
| regulation of animal organ morphogenesis |
| activation of innate immune response |
| response to tumor necrosis factor |
| regulation of canonical Wnt signaling pathway |
| protein deubiquitination |
| antigen receptor-mediated signaling pathway |
| protein modification by small protein removal |
| protein polyubiquitination |
| negative regulation of mitotic cell cycle |
| negative regulation of catabolic process |
| proteasome-mediated ubiquitin-dependent protein catabolic process |
| negative regulation of cell cycle process |
| regulation of mRNA metabolic process |
| positive regulation of innate immune response |
| response to hypoxia |
| proteasomal protein catabolic process |
| negative regulation of proteolysis |
| response to decreased oxygen levels |
| cell-cell signaling by wnt |
| Wnt signaling pathway |
| regulation of Wnt signaling pathway |
| post-translational protein modification |
| positive regulation of response to biotic stimulus |
| MAPK cascade |
| response to oxygen levels |
| regulation of protein catabolic process |
| signal transduction by protein phosphorylation |
| regulation of mitotic cell cycle phase transition |
| regulation of endopeptidase activity |
| cell surface receptor signaling pathway involved in cell-cell signaling |
| regulation of small molecule metabolic process |
| regulation of peptidase activity |
| regulation of cell cycle phase transition |
| immune response-activating cell surface receptor signaling pathway |
| regulation of hemopoiesis |
| regulation of innate immune response |
| negative regulation of hydrolase activity |
| positive regulation of defense response |
| immune response-regulating cell surface receptor signaling pathway |
| protein heterodimerization activity |
| positive regulation of multi-organism process |
| regulation of response to biotic stimulus |
| posttranscriptional regulation of gene expression |
| ubiquitin-dependent protein catabolic process |
| modification-dependent protein catabolic process |
| modification-dependent macromolecule catabolic process |
| immune response-activating signal transduction |
| negative regulation of cell cycle |
| proteolysis involved in cellular protein catabolic process |
| immune response-regulating signaling pathway |
| positive regulation of response to external stimulus |
| cellular protein catabolic process |
| regulation of mitotic cell cycle |
| activation of immune response |
| cytokine-mediated signaling pathway |
| protein catabolic process |
| protein ubiquitination |
| perinuclear region of cytoplasm |
| regulation of proteolysis |
| regulation of cell cycle process |
| regulation of defense response |
| protein modification by small protein conjugation |
| regulation of multi-organism process |
| negative regulation of catalytic activity |
| regulation of cellular catabolic process |
| positive regulation of immune response |
| protein homodimerization activity |
| cellular macromolecule catabolic process |
| protein phosphorylation |
| protein modification by small protein conjugation or removal |
| regulation of catabolic process |
| cellular response to cytokine stimulus |
| endoplasmic reticulum |
| negative regulation of cellular protein metabolic process |
| macromolecule catabolic process |
| organonitrogen compound catabolic process |
| regulation of anatomical structure morphogenesis |
| regulation of response to external stimulus |
| response to cytokine |
| negative regulation of protein metabolic process |
| cell-cell signaling |
| negative regulation of molecular function |
| regulation of immune response |
| positive regulation of immune system process |
| response to abiotic stimulus |
| regulation of cell cycle |
| negative regulation of signal transduction |
| proteolysis |
| regulation of hydrolase activity |
| transmembrane transport |
| phosphorylation |
| negative regulation of cell communication |
| negative regulation of signaling |
| regulation of response to stress |
| negative regulation of response to stimulus |
| positive regulation of signal transduction |
| regulation of immune system process |
| intracellular signal transduction |
| cellular response to stress |
| organic substance catabolic process |
| cellular catabolic process |
| regulation of cell differentiation |
| positive regulation of cell communication |
| positive regulation of signaling |
| membrane |
CRISPR Data
Compound Hit Most Correlated Genes in Chemogenomics Tissues where Essential in the Avana Dataset (DepMap 20Q1)
Compound Hit
| Screen | Score |
|---|---|
| Thapsigargin 0.005μM R07 exp407 | 1.71 |
| CCCP 1μM R00 exp11 | 1.72 |
| Wortmannin 5μM R00 exp38 | 1.92 |
| Lapatinib 5μM R01 exp47 | 1.94 |
Most Correlated Genes in Chemogenomics
No correlation found to any other genes in chemogenomics.
Tissues where Essential in the Avana Dataset (DepMap 20Q1)
Global Fraction of Cell Lines Where Essential: 12/739
| Tissue | Fraction Of Cell Lines Where Essential |
|---|---|
| 1290807.0 | 0/1 |
| 909776.0 | 0/1 |
| bile duct | 0/28 |
| blood | 0/28 |
| bone | 1/26 |
| breast | 2/33 |
| central nervous system | 2/56 |
| cervix | 0/4 |
| colorectal | 0/17 |
| esophagus | 0/13 |
| fibroblast | 0/1 |
| gastric | 0/16 |
| kidney | 0/21 |
| liver | 1/20 |
| lung | 3/75 |
| lymphocyte | 0/16 |
| ovary | 0/26 |
| pancreas | 0/24 |
| peripheral nervous system | 0/16 |
| plasma cell | 1/15 |
| prostate | 0/1 |
| skin | 0/24 |
| soft tissue | 0/9 |
| thyroid | 0/2 |
| upper aerodigestive | 0/22 |
| urinary tract | 0/29 |
| uterus | 0/5 |
Essentiality in NALM6
- Essentiality Rank: 1730
- Expression level (log2 read counts): 5.95
Expression Distribution
PSMF1 Expression in NALM6 Cells: 5.95
