Gene Gene information from NCBI Gene database.
Entrez ID 9445
Gene name Integral membrane protein 2B
Gene symbol ITM2B
Synonyms (NCBI Gene)
ABRIBRIBRI2BRICD2BE25BE3-16FBDRDGCAimBRI2
Chromosome 13
Chromosome location 13q14.2
Summary Amyloid precursor proteins are processed by beta-secretase and gamma-secretase to produce beta-amyloid peptides which form the characteristic plaques of Alzheimer disease. This gene encodes a transmembrane protein which is processed at the C-terminus by f
SNPs SNP information provided by dbSNP.
3
SNP ID Visualize variation Clinical significance Consequence
rs104894417 T>A Pathogenic Stop lost, terminator codon variant
rs606231166 ->TTAATTTGTT Pathogenic Frameshift variant, coding sequence variant
rs606231283 A>C Pathogenic Missense variant, coding sequence variant
miRNA miRNA information provided by mirtarbase database.
308
miRTarBase ID miRNA Experiments Reference
MIRT028344 hsa-miR-32-5p Sequencing 20371350
MIRT052500 hsa-let-7a-5p CLASH 23622248
MIRT050305 hsa-miR-25-3p CLASH 23622248
MIRT048657 hsa-miR-99a-5p CLASH 23622248
MIRT048501 hsa-miR-100-5p CLASH 23622248
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
24
GO ID Ontology Definition Evidence Reference
GO:0000139 Component Golgi membrane IEA
GO:0001540 Function Amyloid-beta binding IBA
GO:0001540 Function Amyloid-beta binding IPI 19849849
GO:0005515 Function Protein binding IPI 16027166, 17965014, 23701002, 25416956, 28514442, 31695625, 32814053, 33961781, 34446781
GO:0005524 Function ATP binding IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
603904 6174 ENSG00000136156
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
Q9Y287
Protein name Integral membrane protein 2B (Immature BRI2) (imBRI2) (Protein E25B) (Transmembrane protein BRI) (Bri) [Cleaved into: BRI2, membrane form (Mature BRI2) (mBRI2); BRI2 intracellular domain (BRI2 ICD); BRI2C, soluble form; Bri23 peptide (Bri2-23) (ABri23) (C
Protein function Plays a regulatory role in the processing of the amyloid-beta A4 precursor protein (APP) and acts as an inhibitor of the amyloid-beta peptide aggregation and fibrils deposition. Plays a role in the induction of neurite outgrowth. Functions as a
PDB 8RNU
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF04089 BRICHOS 139 230 BRICHOS domain Domain
Tissue specificity TISSUE SPECIFICITY: Ubiquitous. Expressed in brain.
Sequence
MVKVTFNSALAQKEAKKDEPKSGEEALIIPPDAVAVDCKDPDDVVPVGQRRAWCWCMCFG
LAFMLAGVILGGAYLYKYFALQPDDVYYCGIKYIKDDVILNEPSADAPAALYQTIEENIK
IFEEEEVEFISVPVPEFADSDPANIVHDFNKKLTAYLDLNLDKCYVIPLNTSIVMPPRNL
LELLINIKAGTYLPQSYLIHEHMVITDRIENIDHLGFFIYRLCHDKETYK
LQRRETIKGI
QKREASNCFAIRHFENKFAVETLICS
Sequence length 266
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  Reactome
    Amyloid fiber formation
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
15
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)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
ABri amyloidosis Likely pathogenic; Pathogenic rs2137997888, rs104894417 RCV001809239
RCV000006345
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
ADan amyloidosis Pathogenic rs606231166 RCV000006346
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Retinal dystrophy with inner retinal dysfunction and ganglion cell anomalies Pathogenic rs606231283 RCV000144939
★★★★☆
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
CEREBRAL AMYLOID ANGIOPATHY, ITM2B-RELATED, 1 CTD, HPO
CTD, HPO
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
CEREBRAL AMYLOID ANGIOPATHY, ITM2B-RELATED, 2 HPO
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
DEMENTIA, FAMILIAL DANISH CTD, Disgenet
CTD, Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
DEMENTIA, VASCULAR Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
ABri amyloidosis Cerebral amyloid angiopathy Orphanet
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
ADan amyloidosis ADan amyloidosis Orphanet
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Age related macular degeneration Age-related macular degeneration BEFREE 28607377
★☆☆☆☆
Found in Text Mining only
Alzheimer Disease Alzheimer disease Pubtator 15983050, 16027166, 21752865, 21841249, 25336154, 32555390, 34446781, 36102248 Associate
★☆☆☆☆
Found in Text Mining only
Amyloid angiopathy Amyloid angiopathy Pubtator 16027166 Associate
★☆☆☆☆
Found in Text Mining only
Amyloidosis Amyloidosis BEFREE 11193180, 12146803, 18410407, 21048150
★☆☆☆☆
Found in Text Mining only
Amyloidosis Amyloidosis Pubtator 29455155 Associate
★☆☆☆☆
Found in Text Mining only
Amyloidosis Familial Amyloidosis Pubtator 29455155 Associate
★☆☆☆☆
Found in Text Mining only
Amyloidosis, Familial Amyloidosis BEFREE 15968464, 18322382, 19225789
★☆☆☆☆
Found in Text Mining only
Attention deficit hyperactivity disorder Attention Deficit Hyperactivity Disorder BEFREE 28085741
★☆☆☆☆
Found in Text Mining only