Gene Gene information from NCBI Gene database.
Entrez ID 5693
Gene name Proteasome 20S subunit beta 5
Gene symbol PSMB5
Synonyms (NCBI Gene)
LMPXMB1
Chromosome 14
Chromosome location 14q11.2
Summary The proteasome is a multicatalytic proteinase complex with a highly ordered ring-shaped 20S core structure. The core structure is composed of 4 rings of 28 non-identical subunits; 2 rings are composed of 7 alpha subunits and 2 rings are composed of 7 beta
miRNA miRNA information provided by mirtarbase database.
289
miRTarBase ID miRNA Experiments Reference
MIRT021543 hsa-miR-142-3p Microarray 17612493
MIRT031323 hsa-miR-18a-5p Sequencing 20371350
MIRT046973 hsa-miR-221-3p CLASH 23622248
MIRT044149 hsa-miR-30e-5p CLASH 23622248
MIRT042548 hsa-miR-423-3p CLASH 23622248
Transcription factors Transcription factors information provided by TRRUST V2 database.
1
Transcription factor Regulation Reference
STAT3 Activation 24627483
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
37
GO ID Ontology Definition Evidence Reference
GO:0000502 Component Proteasome complex IDA 17323924
GO:0000502 Component Proteasome complex IEA
GO:0000502 Component Proteasome complex NAS 29636472
GO:0000502 Component Proteasome complex TAS 8811196
GO:0004175 Function Endopeptidase activity IBA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
600306 9542 ENSG00000100804
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P28074
Protein name Proteasome subunit beta type-5 (EC 3.4.25.1) (Macropain epsilon chain) (Multicatalytic endopeptidase complex epsilon chain) (Proteasome chain 6) (Proteasome epsilon chain) (Proteasome subunit MB1) (Proteasome subunit X) (Proteasome subunit beta-5) (beta-5
Protein function Component of the 20S core proteasome complex involved in the proteolytic degradation of most intracellular proteins. This complex plays numerous essential roles within the cell by associating with different regulatory particles. Associated with
PDB 4R3O , 4R67 , 5A0Q , 5GJQ , 5GJR , 5L4G , 5L5W , 5L5X , 5L5Y , 5L5Z , 5L60 , 5L61 , 5L62 , 5L63 , 5L64 , 5LE5 , 5LEX , 5LEY , 5LEZ , 5LF0 , 5LF1 , 5LF3 , 5LF4 , 5LF6 , 5LF7 , 5LN3 , 5M32 , 5T0C , 5T0G , 5T0H , 5T0I , 5T0J , 5VFO , 5VFP , 5VFQ , 5VFR , 5VFS , 5VFT , 5VFU , 6KWY , 6MSB , 6MSD , 6MSE , 6MSG , 6MSH , 6MSJ , 6MSK , 6R70 , 6REY , 6RGQ , 6WJD
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00227 Proteasome 56 238 Proteasome subunit Domain
Sequence
Sequence length 263
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG  Reactome
  Proteasome
Alzheimer disease
Parkinson disease
Amyotrophic lateral sclerosis
Huntington disease
Spinocerebellar ataxia
Prion disease
Pathways of neurodegeneration - multiple diseases
  Activation of NF-kappaB in B cells
Oxygen-dependent proline hydroxylation of Hypoxia-inducible Factor Alpha
Cross-presentation of soluble exogenous antigens (endosomes)
Autodegradation of Cdh1 by Cdh1:APC/C
SCF-beta-TrCP mediated degradation of Emi1
APC/C:Cdc20 mediated degradation of Securin
APC/C:Cdh1 mediated degradation of Cdc20 and other APC/C:Cdh1 targeted proteins in late mitosis/early G1
Cdc20:Phospho-APC/C mediated degradation of Cyclin A
Vpu mediated degradation of CD4
Vif-mediated degradation of APOBEC3G
SCF(Skp2)-mediated degradation of p27/p21
Degradation of beta-catenin by the destruction complex
Downstream TCR signaling
Separation of Sister Chromatids
FCERI mediated NF-kB activation
Autodegradation of the E3 ubiquitin ligase COP1
Regulation of ornithine decarboxylase (ODC)
ABC-family proteins mediated transport
AUF1 (hnRNP D0) binds and destabilizes mRNA
Asymmetric localization of PCP proteins
Degradation of AXIN
Degradation of DVL
Hedgehog ligand biogenesis
Hh mutants that don't undergo autocatalytic processing are degraded by ERAD
Dectin-1 mediated noncanonical NF-kB signaling
CLEC7A (Dectin-1) signaling
Degradation of GLI1 by the proteasome
GLI3 is processed to GLI3R by the proteasome
Hedgehog 'on' state
Regulation of RAS by GAPs
TNFR2 non-canonical NF-kB pathway
NIK-->noncanonical NF-kB signaling
Defective CFTR causes cystic fibrosis
MAPK6/MAPK4 signaling
UCH proteinases
Ub-specific processing proteases
CDT1 association with the CDC6:ORC:origin complex
Orc1 removal from chromatin
CDK-mediated phosphorylation and removal of Cdc6
G2/M Checkpoints
Ubiquitin Mediated Degradation of Phosphorylated Cdc25A
Ubiquitin-dependent degradation of Cyclin D
The role of GTSE1 in G2/M progression after G2 checkpoint
FBXL7 down-regulates AURKA during mitotic entry and in early mitosis
RUNX1 regulates transcription of genes involved in differentiation of HSCs
Regulation of RUNX2 expression and activity
Regulation of RUNX3 expression and activity
Regulation of PTEN stability and activity
Neddylation
Interleukin-1 signaling
Antigen processing: Ubiquitination & Proteasome degradation
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
1
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Phenotype Name Clinical Significance Source Evidence Score
MYOCARDIAL ISCHEMIA CTD, Disgenet
CTD, Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text MiningDisease associations identified through Pubtator
Disease Name Relationship Type References Evidence Score
Arthritis Associate 24875235
★☆☆☆☆
Found in Text Mining only
Arthritis Juvenile Associate 24875235
★☆☆☆☆
Found in Text Mining only
Carcinoma Hepatocellular Associate 36062301
★☆☆☆☆
Found in Text Mining only
Carcinoma Non Small Cell Lung Associate 37864031
★☆☆☆☆
Found in Text Mining only
Disease Associate 38132120
★☆☆☆☆
Found in Text Mining only
Down Syndrome Associate 28143565
★☆☆☆☆
Found in Text Mining only
Inflammation Associate 36049539
★☆☆☆☆
Found in Text Mining only
Leukemia Associate 24418325, 27542283
★☆☆☆☆
Found in Text Mining only
Lupus Erythematosus Cutaneous Associate 36049539
★☆☆☆☆
Found in Text Mining only
Medulloblastoma Associate 36273157
★☆☆☆☆
Found in Text Mining only