BRCA2 Gene Complete Identifier and Functional Mapping Reference

Provide a comprehensive cross-database identifier and functional mapping reference for human BRCA2. This should serve as a definitive lookup resource …

Provide a comprehensive cross-database identifier and functional mapping reference for human BRCA2. This should serve as a definitive lookup resource for researchers. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ SECTION 1: GENE IDENTIFIERS ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Provide ALL gene-level database identifiers: - HGNC ID and approved symbol - Ensembl gene ID (ENSG) - NCBI Entrez Gene ID - OMIM gene/locus ID - Genomic location: chromosome, start position, end position, strand ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ SECTION 2: TRANSCRIPT IDENTIFIERS ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ List ALL transcript-level identifiers: - Ensembl transcripts: ALL ENST IDs with biotype (protein_coding, etc.) How many total transcripts? - RefSeq transcripts: ALL NM_ mRNA accessions Mark which is MANE Select (canonical clinical standard) - CCDS IDs: ALL consensus coding sequence identifiers For the CANONICAL/MANE SELECT transcript: - List ALL exon IDs (ENSE) with genomic coordinates - Total exon count ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ SECTION 3: PROTEIN IDENTIFIERS ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ List ALL protein-level identifiers: - UniProt accessions: ALL entries (reviewed and unreviewed) Mark the canonical reviewed entry - RefSeq protein: ALL NP_ accessions Protein domains and families: - List ALL annotated domains/families with identifiers - Include: domain name, type (domain/family/superfamily), and ID ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ SECTION 4: STRUCTURE IDENTIFIERS ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Experimental structures: - List ALL PDB structure IDs - For each: experimental method (X-ray, NMR, Cryo-EM) and resolution - Total PDB structure count Predicted structures: - AlphaFold model ID and confidence metrics (pLDDT) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ SECTION 5: CROSS-SPECIES ORTHOLOGS ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ List orthologous genes in key model organisms (where available): - Mouse (Mus musculus): gene ID, symbol - Rat (Rattus norvegicus): gene ID, symbol - Zebrafish (Danio rerio): gene ID, symbol - Fruit fly (Drosophila melanogaster): gene ID, symbol - Worm (C. elegans): gene ID, symbol - Yeast (S. cerevisiae): gene ID, symbol ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ SECTION 6: CLINICAL VARIANTS & AI PREDICTIONS ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Clinical variant annotations: - Total variant count in clinical databases - Breakdown by classification: Pathogenic, Likely Pathogenic, Uncertain Significance (VUS), Likely Benign, Benign - List TOP 50 pathogenic/likely pathogenic variants with: variant ID, HGVS notation, associated condition AI-based variant effect predictions: - Splice effect predictions: Total count List TOP 50 predicted splice-altering variants with delta scores - Missense pathogenicity predictions: Total count List TOP 50 predicted pathogenic missense variants with scores ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ SECTION 7: BIOLOGICAL PATHWAYS & GENE ONTOLOGY ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Pathway membership: - List ALL biological pathways this gene participates in - Include pathway IDs and names - Total pathway count Gene Ontology annotations: - Biological Process: count and TOP 20 terms with IDs - Molecular Function: count and TOP 20 terms with IDs - Cellular Component: count and TOP 20 terms with IDs ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ SECTION 8: PROTEIN INTERACTIONS & MOLECULAR NETWORKS ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Protein-protein interactions: - Total interaction count - List TOP 50 highest-confidence interacting proteins with scores Protein similarity (evolutionary and structural): - Structural/embedding similarity: How many similar proteins? List TOP 20 with similarity scores - Sequence homology: How many homologous proteins? List TOP 20 with identity/similarity scores ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ SECTION 9: TRANSCRIPTION FACTOR REGULATORY DATA ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ If this gene encodes a transcription factor: Downstream targets (genes regulated BY this TF): - Total target gene count - List TOP 50 target genes with regulation type (activates/represses) DNA binding profiles: - List ALL known binding motif IDs - Motif family classification Upstream regulators (TFs that regulate THIS gene): - List known transcriptional regulators with evidence type ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ SECTION 10: DRUG & PHARMACOLOGY DATA ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ If this gene/protein is a drug target: Targeting molecules: - How many drug/compound molecules target this protein? - List TOP 30 molecules by development phase - Include: molecule ID, name, mechanism, highest development phase Clinical trials: - How many clinical trials involve drugs targeting this gene? - List TOP 20 trials with: trial ID, phase, status, intervention Pharmacogenomics: - Known drug-gene interactions affecting drug response - Dosing guidelines if any exist ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ SECTION 11: EXPRESSION PROFILES ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Tissue expression: - Which tissues express this gene most highly? - List TOP 30 tissues with expression scores/levels - Note any tissue-specific or tissue-enriched patterns Cell type expression: - Which cell types show highest expression? - List TOP 30 cell types with expression scores - Note any cell type-specific patterns Single-cell expression data (if available): - Which single-cell datasets/experiments include this gene? - Notable cell population patterns ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ SECTION 12: DISEASE ASSOCIATIONS ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Mendelian/monogenic disease links: - What diseases are caused by mutations in this gene? - List ALL associated diseases with: disease name, disease ID, inheritance pattern, evidence level Phenotype associations: - What clinical phenotypes are associated with this gene? - List TOP 50 phenotype terms with IDs Complex trait associations (GWAS): - What traits/diseases are linked via genome-wide association studies? - List TOP 30 GWAS associations with: trait, study ID, p-value, effect size if available ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ FORMATTING REQUIREMENTS ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ - Present each section with clear headers - Use tables for listing multiple items - Always include COUNTS for every category - For lists with >50 items: show total count + TOP 50 - For lists with <50 items: show ALL items - Always include database identifiers (IDs), not just names - Mark canonical/primary/reviewed entries where applicable - If a section has no data available, state "No data available" rather than omitting the section

Structured Data Sources

This answer was generated using Claude Opus 4.5 + BioBTree MCP, querying 32 biological databases.

Further analyze this answer or run your own queries with BioBTree MCP.

Datasets: alphafold, alphamissense, bgee, biogrid_interaction, ccds, clinvar, collectri, diamond_similarity, ensembl, entrez, esm2_similarity, exon, gencc, go, gwas, hgnc, hpo, intact, interpro, mim, orphanet, ortholog, pdb, pharmgkb_gene, reactome, refseq, scxa, signor, spliceai, string_interaction, transcript, uniprot
Generated: 2026-03-26 — For the latest data, query BioBTree directly via MCP or API.
View API calls (40)
BRCA2

Section 1: Gene Identifiers

AttributeValue
HGNC IDHGNC:1101
Approved SymbolBRCA2
Approved NameBRCA2 DNA repair associated
Ensembl Gene IDENSG00000139618
NCBI Entrez Gene ID675
OMIM Gene/Locus ID600185
CCDS IDCCDS9344
Locus Groupprotein-coding gene
StatusApproved
Genomic Location (GRCh38)
AttributeValue
Chromosome13
Cytogenetic Band13q13.1
Start Position32,315,086
End Position32,400,268
Strand+ (positive)
Gene Span85,182 bp
Previous Symbols and Aliases
TypeValues
Previous NamesFanconi anemia, complementation group D1; breast cancer 2, early onset; breast cancer 2
Previous SymbolsFANCD1, FACD, FANCD
AliasesFAD, FAD1, BRCC2, XRCC11

Section 2: Transcript Identifiers Ensembl Transcripts Total Transcript Count: 19

Transcript IDBiotypeStartEndNotes
ENST00000380152protein_coding32,315,50832,400,268Canonical/Principal
ENST00000544455protein_coding32,315,08632,400,268
ENST00000530893protein_coding32,315,50532,400,268
ENST00000680887protein_coding32,316,07232,400,268
ENST00000700202protein_coding32,315,50832,398,918
ENST00000713678protein_coding32,315,49632,400,264
ENST00000713680protein_coding32,315,50832,400,268
ENST00000470094nonsense_mediated_decay32,315,50832,400,265
ENST00000528762nonsense_mediated_decay32,315,50832,398,918
ENST00000614259nonsense_mediated_decay32,316,46132,400,268
ENST00000665585nonsense_mediated_decay32,315,50832,398,918
ENST00000666593nonsense_mediated_decay32,315,50832,394,933
ENST00000700201nonsense_mediated_decay32,315,58532,333,290
ENST00000713677nonsense_mediated_decay32,315,49632,400,264
ENST00000713679nonsense_mediated_decay32,315,50832,400,268
ENST00000533776retained_intron32,396,80932,398,448
ENST00000700199retained_intron32,315,58332,316,889
ENST00000700200retained_intron32,315,58332,326,971
ENST00000700203retained_intron32,375,91132,398,918
RefSeq Transcripts (Human)
AccessionTypeStatusMANE Select
NM_000059mRNAREVIEWED✓ Yes
NM_001406719mRNAREVIEWEDNo
NM_001406720mRNAREVIEWEDNo
NM_001406721mRNAREVIEWEDNo
NM_001406722mRNAREVIEWEDNo
NM_001432077mRNAREVIEWEDNo
NR_176251ncRNAREVIEWEDNo
CCDS IDs
IDNotes
CCDS9344Consensus coding sequence
Exons for Canonical Transcript (ENST00000380152) Total Exon Count: 27
Exon IDStartEndLength (bp)
ENSE0000401158132,315,50832,315,667160
ENSE0000148400932,316,42232,316,527106
ENSE0000366621732,319,07732,319,325249
ENSE0000365930132,325,07632,325,184109
ENSE0000373987832,326,10132,326,15050
ENSE0000374733232,326,24232,326,28241
ENSE0000374971432,326,49932,326,613115
ENSE0000371475432,329,44332,329,49250
ENSE0000373176132,330,91932,331,030112
ENSE0000093916732,332,27232,333,3871,116
ENSE0000093916832,336,26532,341,1964,932
ENSE0000093916932,344,55832,344,65396
ENSE0000093917132,346,82732,346,89670
ENSE0000093917332,354,86132,355,288428
ENSE0000093917432,356,42832,356,609182
ENSE0000093917532,357,74232,357,929188
ENSE0000139410232,362,52332,362,693171
ENSE0000093917732,363,17932,363,533355
ENSE0000093917832,370,40232,370,557156
ENSE0000093918032,370,95632,371,100145
ENSE0000346114832,376,67032,376,791122
ENSE0000093918332,379,31732,379,515199
ENSE0000093918532,379,75032,379,913164
ENSE0000093918732,380,00732,380,145139
ENSE0000093918932,394,68932,394,933245
ENSE0000356025832,396,89832,397,044147
ENSE0000371759632,398,16232,400,2682,107

Section 3: Protein Identifiers UniProt Accessions Total UniProt Entries: 14

AccessionStatusNameLengthMass
P51587Reviewed (Swiss-Prot)Breast cancer type 2 susceptibility protein3,418 aa384,230 Da
A0A590UJ24Unreviewed (TrEMBL)---
A0A590UJI7Unreviewed (TrEMBL)---
A0A590UJU6Unreviewed (TrEMBL)---
A0A7P0T9D7Unreviewed (TrEMBL)---
A0A7P0TAP7Unreviewed (TrEMBL)---
A0A8V8TPZ2Unreviewed (TrEMBL)---
A0A8V8TQQ4Unreviewed (TrEMBL)---
A0AAQ5BGN0Unreviewed (TrEMBL)---
A0AAQ5BGN2Unreviewed (TrEMBL)---
A0AAQ5BGN4Unreviewed (TrEMBL)---
A0AAQ5BGQ6Unreviewed (TrEMBL)---
H0YD86Unreviewed (TrEMBL)---
H0YE37Unreviewed (TrEMBL)---
RefSeq Protein Accessions (Human)
AccessionStatusMANE Select
NP_000050REVIEWED✓ Yes
NP_001393648REVIEWEDNo
NP_001393649REVIEWEDNo
NP_001393650REVIEWEDNo
NP_001393651REVIEWEDNo
NP_001419006REVIEWEDNo
Protein Domains and Families (InterPro) Total Domain Annotations: 10
InterPro IDNameType
IPR015525BRCA2Family
IPR002093BRCA2_repeatRepeat
IPR015187BRCA2_OB_1Domain
IPR048262BRCA2_OB_2_domDomain
IPR015188BRCA2_OB_3Domain
IPR015252BRCA2_hlxDomain
IPR055077BRCA2_TR2Domain
IPR015205Tower_domDomain
IPR012340NA-bd_OB-foldHomologous Superfamily
IPR036315BRCA2_hlx_sfHomologous Superfamily

Section 4: Structure Identifiers Experimental Structures (PDB) Total PDB Structure Count: 14

PDB IDTitleMethodResolution (Å)
1N0WCrystal structure of a RAD51-BRCA2 BRC repeat complexX-RAY DIFFRACTION1.70
8C3NStapled peptide SP30 in complex with HumRadA22X-RAY DIFFRACTION1.21
8BR9Stapled peptide SP24 in complex with HumRadA22X-RAY DIFFRACTION1.63
6HQUHumRadA22 in complex with recombined BRC repeat 8-2X-RAY DIFFRACTION1.97
3EU7Crystal Structure of a PALB2/BRCA2 complexX-RAY DIFFRACTION2.20
7LDGCrystal structure of the MEILB2-BRCA2 complexX-RAY DIFFRACTION2.56
7BDXArmadillo domain of HSF2BP with BRCA2 peptideX-RAY DIFFRACTION2.60
8PBCRAD51 filament on ssDNA bound by BRCA2 c-terminusELECTRON MICROSCOPY2.61
8UVWCrystal structure of RAD51-BRCA2 Cter complexX-RAY DIFFRACTION2.73
8PBDRAD51 filament on dsDNA bound by BRCA2 c-terminusELECTRON MICROSCOPY2.83
8C3JStapled peptide SP2 in complex with HumRadA22X-RAY DIFFRACTION3.02
6GY2Human Plk1-PBD with BRCA2 phosphopeptideX-RAY DIFFRACTION3.11
8R2GCrystal structure of a BRCA2-DMC1 complexX-RAY DIFFRACTION3.45
8QQEComplex between DMC1 and PhePP domain of BRCA2X-RAY DIFFRACTION3.46
Predicted Structures (AlphaFold)
Model IDUniProtNotes
AF-P51587-F1P51587Full-length BRCA2 predicted structure available

Section 5: Cross-Species Orthologs

OrganismEnsembl Gene IDSymbolBiotype
Mouse (Mus musculus)ENSMUSG00000041147Brca2protein_coding
Rat (Rattus norvegicus)ENSRNOG00000001111Brca2protein_coding
Zebrafish (Danio rerio)ENSDARG00000079015brca2protein_coding
Fruit fly (Drosophila melanogaster)FBGN0050169Brca2protein_coding
Worm (C. elegans)No direct ortholog identified--
Yeast (S. cerevisiae)No ortholog (BRCA2 is specific to metazoans)--

Section 6: Clinical Variants & AI Predictions ClinVar Variant Summary Total Variants in ClinVar: 21,181

ClassificationNotes
Pathogenic~1,500+ variants
Likely Pathogenic~500+ variants
Uncertain Significance (VUS)Majority of variants
Likely BenignMultiple
BenignMultiple
Conflicting ClassificationsMany variants
TOP 50 Pathogenic/Likely Pathogenic Variants
ClinVar IDHGVS NotationTypeClassification
1012157c.9163del (p.Leu3055fs)DeletionPathogenic
1012158c.5934del (p.Phe1978fs)DeletionPathogenic
1012159c.5566_5567inv (p.His1856Cys)InversionPathogenic
1012160c.5362del (p.Ser1788fs)DeletionPathogenic
1012161c.5297del (p.Asn1766fs)DeletionPathogenic
1012162c.1561del (p.Ser521fs)DeletionPathogenic
1012163c.1053del (p.Lys351fs)DeletionPathogenic/Likely pathogenic
1012164c.728del (p.Asn243fs)DeletionPathogenic
1012165c.691_692delinsGA (p.Ser231Asp)IndelPathogenic
1012166c.2588del (p.Asn863fs)DeletionPathogenic
1012167c.7177del (p.Lys2392_Met2393insTer)DeletionPathogenic
1012168c.10248del (p.Lys3416fs)DeletionPathogenic
1012202c.8423_8427delinsA (p.Leu2808fs)IndelPathogenic
1012203c.8487+2T>GSNVPathogenic
1012631c.1490_1493del (p.Ser497fs)DeletionPathogenic
1048907c.68-2_316+1delDeletionPathogenic
1048937c.517-2_631+1delDeletionPathogenic
1048980c.4042del (p.Cys1348fs)DeletionPathogenic
1049319c.7436-2_7617+189delDeletionPathogenic
1049351c.6808_6836del (p.Gly2270fs)DeletionPathogenic
1049419c.1859_1865del (p.Gln619_Phe620insTer)DeletionPathogenic
1049456c.8732del (p.Ala2911fs)DeletionPathogenic
1050075c.8332-1_8487+146dupDuplicationPathogenic
1050270c.8469_8475del (p.Gln2823fs)DeletionPathogenic
1050378c.8755-2_9023delDeletionPathogenic
1050481c.6334A>T (p.Arg2112Ter)SNVPathogenic
1050553c.8827del (p.Gln2943fs)DeletionPathogenic
1050639c.5593dup (p.Ile1865fs)DuplicationPathogenic
1050735c.7726G>T (p.Gly2576Ter)SNVPathogenic
1068686c.6751_6752del (p.His2251fs)MicrosatellitePathogenic
1068842c.20del (p.Glu7fs)DeletionPathogenic
1068843c.1761_1762insTA (p.Asn588Ter)InsertionPathogenic
1068929c.1403_1406del (p.Arg468fs)MicrosatellitePathogenic
1068981c.4026del (p.Ser1342fs)DeletionPathogenic
1069124c.5409_5412del (p.Val1804fs)DeletionPathogenic
1069421c.859del (p.Met287fs)DeletionPathogenic
1069551c.9690_9696del (p.Leu3230fs)DeletionPathogenic
1069760c.6409_6410del (p.Asn2137fs)DeletionPathogenic
1069813c.2409T>A (p.Tyr803Ter)SNVPathogenic
1070093c.8857G>T (p.Glu2953Ter)SNVPathogenic
1070128c.3716_3717del (p.Lys1239fs)DeletionPathogenic
1070316c.1364del (p.Lys454_Ser455insTer)DeletionPathogenic
1070329c.8437G>T (p.Gly2813Ter)SNVPathogenic
1070335c.3472G>T (p.Glu1158Ter)SNVPathogenic
1070336c.7495del (p.Gln2499fs)DeletionPathogenic
1070587c.3352_3353del (p.Leu1118fs)DeletionPathogenic
1070596c.8266_8267dup (p.Glu2757fs)DuplicationPathogenic
1070668c.7126_7127del (p.Ala2376fs)DeletionPathogenic
1071296c.8829_8830ins... (p.Ile2944delinsAspProValGlyAsnTer)InsertionPathogenic
1071475c.6284C>A (p.Ser2095Ter)SNVPathogenic
SpliceAI Predictions Total Splice-Altering Variant Predictions: 3,855
VariantGeneEffectDelta Score
13:32315088:G:CBRCA2donor_gain0.99
13:32315136:C:ABRCA2donor_gain0.99
13:32315135:T:TABRCA2donor_gain0.97
13:32315313:A:ACBRCA2donor_gain0.93
13:32315314:C:CCBRCA2donor_gain0.93
13:32315262:T:TABRCA2donor_gain0.90
13:32315167:AGGT:ABRCA2donor_gain0.90
13:32315312:CA:CBRCA2donor_gain0.90
13:32315289:A:CBRCA2donor_gain0.89
13:32315288:A:ACBRCA2donor_gain0.87
(... 3,845 additional predictions)
AlphaMissense Predictions Total Missense Predictions: 22,763 TOP 50 Predicted Pathogenic Missense Variants (am_class = "likely_pathogenic")
VariantProtein ChangeAM ScoreClassification
13:32319091:A:CS28R0.969likely_pathogenic
13:32319093:T:AS28R0.969likely_pathogenic
13:32319093:T:GS28R0.969likely_pathogenic
13:32319102:G:CW31C0.960likely_pathogenic
13:32319102:G:TW31C0.960likely_pathogenic
13:32319103:T:CF32L0.955likely_pathogenic
13:32319105:T:AF32L0.955likely_pathogenic
13:32319105:T:GF32L0.955likely_pathogenic
13:32319104:T:CF32S0.938likely_pathogenic
13:32319089:T:AI27K0.920likely_pathogenic
13:32316504:T:CF15S0.918likely_pathogenic
13:32319082:G:AG25R0.917likely_pathogenic
13:32319082:G:CG25R0.917likely_pathogenic
13:32316503:T:CF15L0.916likely_pathogenic
13:32316505:T:AF15L0.916likely_pathogenic
13:32316505:T:GF15L0.916likely_pathogenic
13:32319250:T:CF81L0.913likely_pathogenic
13:32319252:C:AF81L0.913likely_pathogenic
13:32319252:C:GF81L0.913likely_pathogenic
13:32319198:A:CK63N0.904likely_pathogenic
13:32319198:A:TK63N0.904likely_pathogenic
13:32319101:G:CW31S0.903likely_pathogenic
13:32319113:T:CL35P0.981likely_pathogenic
13:32319100:T:AW31R0.992likely_pathogenic
13:32319100:T:CW31R0.992likely_pathogenic
13:32319104:T:GF32C0.893likely_pathogenic
13:32319113:T:GL35R0.893likely_pathogenic
13:32319193:T:CF62L0.881likely_pathogenic
13:32319195:T:AF62L0.881likely_pathogenic
13:32319195:T:GF62L0.881likely_pathogenic
13:32319089:T:GI27R0.879likely_pathogenic
13:32319100:T:GW31G0.862likely_pathogenic
13:32319124:G:CA39P0.849likely_pathogenic
13:32319083:G:AG25E0.844likely_pathogenic
13:32319251:T:CF81S0.824likely_pathogenic
13:32319115:T:CS36P0.824likely_pathogenic
13:32319083:G:TG25V0.797likely_pathogenic
13:32319242:C:AP78Q0.794likely_pathogenic
13:32316504:T:GF15C0.790likely_pathogenic
13:32316517:C:GC19W0.775likely_pathogenic
13:32319125:C:AA39D0.763likely_pathogenic
13:32316513:G:CR18P0.763likely_pathogenic
13:32319242:C:GP78R0.760likely_pathogenic
13:32319197:A:TK63I0.755likely_pathogenic
13:32319092:G:TS28I0.751likely_pathogenic
13:32319103:T:AF32I0.739likely_pathogenic
13:32319103:T:GF32V0.750likely_pathogenic
13:32319101:G:TW31L0.740likely_pathogenic
13:32316494:T:CF12L0.727likely_pathogenic
13:32316496:T:AF12L0.727likely_pathogenic

Section 7: Biological Pathways & Gene Ontology Reactome Pathways Total Pathway Count: 14

Pathway IDPathway NameDisease Pathway
R-HSA-5685942HDR through Homologous Recombination (HRR)No
R-HSA-5693579Homologous DNA Pairing and Strand ExchangeNo
R-HSA-5693616Presynaptic phase of homologous DNA pairing and strand exchangeNo
R-HSA-5693554Resolution of D-loop Structures through SDSANo
R-HSA-5693568Resolution of D-loop Structures through Holliday Junction IntermediatesNo
R-HSA-5685939HDR through MMEJ (alt-NHEJ)No
R-HSA-912446Meiotic recombinationNo
R-HSA-9701192Defective HRR due to BRCA1 loss of functionYes
R-HSA-9704331Defective HDR through HRR due to PALB2 loss of BRCA1 bindingYes
R-HSA-9704646Defective HDR through HRR due to PALB2 loss of BRCA2/RAD51/RAD51C bindingYes
R-HSA-9709275Impaired BRCA2 translocation to the nucleusYes
R-HSA-9709570Impaired BRCA2 binding to RAD51Yes
R-HSA-9709603Impaired BRCA2 binding to PALB2Yes
R-HSA-9763198Impaired BRCA2 binding to SEM1 (DSS1)Yes
Gene Ontology Annotations Total GO Annotations: 44 Biological Process (26 terms)
GO IDTerm
GO:0000724double-strand break repair via homologous recombination
GO:0006302double-strand break repair
GO:0000722telomere maintenance via recombination
GO:0006289nucleotide-excision repair
GO:0006355regulation of DNA-templated transcription
GO:0045893positive regulation of DNA-templated transcription
GO:0030330DNA damage response, signal transduction by p53 class mediator
GO:0042771intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediator
GO:0007283spermatogenesis
GO:0007141male meiosis I
GO:0008585female gonad development
GO:0001556oocyte maturation
GO:0001833inner cell mass cell proliferation
GO:0007420brain development
GO:0010165response to X-ray
GO:0010225response to UV-C
GO:0010332response to gamma radiation
GO:0071479cellular response to ionizing radiation
GO:0051298centrosome duplication
GO:0032465regulation of cytokinesis
GO:0045931positive regulation of mitotic cell cycle
GO:0033600negative regulation of mammary gland epithelial cell proliferation
GO:0070200establishment of protein localization to telomere
GO:0071425hematopoietic stem cell proliferation
GO:0090398cellular senescence
GO:1990426mitotic recombination-dependent replication fork processing
Molecular Function (8 terms)
GO IDTerm
GO:0003697single-stranded DNA binding
GO:0002020protease binding
GO:0042802identical protein binding
GO:0043015gamma-tubulin binding
GO:0010484histone H3 acetyltransferase activity
GO:0010485histone H4 acetyltransferase activity
Cellular Component (10 terms)
GO IDTerm
GO:0005634nucleus
GO:0005654nucleoplasm
GO:0005829cytosol
GO:0005813centrosome
GO:0000781chromosome, telomeric region
GO:0000800lateral element
GO:0000152nuclear ubiquitin ligase complex
GO:0030141secretory granule
GO:0032991protein-containing complex
GO:0033593BRCA2-MAGE-D1 complex
GO:1990391DNA repair complex

Section 8: Protein Interactions & Molecular Networks STRING Interactions Total Interaction Count: 3,778+ TOP 50 Highest-Confidence Interacting Proteins

UniProt IDGene SymbolScoreProtein Name
P38398BRCA1999Breast cancer type 1 susceptibility protein
Q06609RAD51999DNA repair protein RAD51 homolog 1
Q86YC2PALB2999Partner and localizer of BRCA2
Q9BXW9FANCD2999Fanconi anemia group D2 protein
Q7Z589EMSY997BRCA2-interacting transcriptional repressor
Q6ZVN7HSF2BP996Heat shock factor 2-binding protein
Q99728BARD1996BRCA1-associated RING domain protein 1
Q9P287BCCIP994BRCA2 and CDKN1A-interacting protein
O15287FANCG991Fanconi anemia group G protein
P43351FANCM991Fanconi anemia group M protein
O43542XRCC3988DNA repair protein XRCC3
Q9NVI1FANCI988Fanconi anemia group I protein
O43502RFC5976Replication factor C subunit 5
P04637TP53975Cellular tumor antigen p53
Q9BX63FANCL975E3 ubiquitin-protein ligase FANCL
Q13315ATM972Serine-protein kinase ATM
P21333FLNA970Filamin-A
O96017CHK2969Serine/threonine-protein kinase Chk2
O15360FANCA963Fanconi anemia group A protein
Q99708RBBP8961DNA endonuclease RBBP8
O43543XRCC2960DNA repair protein XRCC2
P09874PARP1942Poly [ADP-ribose] polymerase 1
O75771RAD52938DNA repair protein RAD52 homolog
P49959MRE11932Double-strand break repair protein MRE11
Q8IYD8SPIDR929Scaffolding protein involved in DNA repair
P43246MSH2926DNA mismatch repair protein Msh2
P52701MSH6924DNA mismatch repair protein Msh6
Q00597FANCC918Fanconi anemia group C protein
O75330HLTF909Helicase-like transcription factor
Q9NPI8RNF168908E3 ubiquitin-protein ligase RNF168
IntAct Curated Interactions Total IntAct Records: 301
Key InteractorsInteraction TypeConfidence
RAD51direct interaction0.98
PALB2physical association0.97
BRCA1association0.73
SEM1 (DSS1)physical association0.83
DMC1direct interaction0.76
FANCD2physical association0.69
TP53direct interaction0.65
RPA2association0.46
BioGRID Interactions Total BioGRID Interactions: 753+ Key experimental systems: Affinity Capture-MS, Affinity Capture-Western, Two-hybrid, Reconstituted Complex, Synthetic Lethality SIGNOR Signaling Interactions Total Signaling Relations: 19
Entity AEntity BEffectMechanism
PALB2BRCA2up-regulatesbinding
BRCA2RAD51up-regulates activitybinding
BRCA2POLHup-regulatesbinding
PLK1BRCA2down-regulates activityphosphorylation
FANCD2BRCA2up-regulates activitybinding
FANCD2BRCA2up-regulates activityrelocalization
EMSYBRCA2down-regulates activitybinding
Protein Similarity ESM2 Structural/Embedding Similarity Total Similar Proteins: 41
UniProt IDTop SimilarityAvg Similarity
Q6J6I81.00000.9929
Q9GKK81.00000.9931
F6ULY30.99990.9932
G7NY550.99990.9933
P38398 (BRCA1)0.99990.9931
Q8N9V70.99980.9931
G3S0770.99980.9935
O35923 (Mouse Brca2)0.99950.9921
P97929 (Rat Brca2)0.99950.9927
DIAMOND Sequence Similarity Total Homologous Proteins: 4
UniProt IDTop Identity (%)Top Bitscore
O35923 (Mouse Brca2)82.905,179
P97929 (Rat Brca2)82.905,199
Q864S867.704,127

Section 9: Transcription Factor Regulatory Data Note: BRCA2 is NOT a transcription factor. However, regulatory information about BRCA2 is available. BRCA2 as a Potential Regulatory Protein BRCA2 has been reported to interact with transcriptional machinery components:

Target GeneRegulation TypeNotes
DMC1UnknownBRCA2 → DMC1
PSMD3UnknownBRCA2 → PSMD3
PSMD6UnknownBRCA2 → PSMD6
RAD51UnknownBRCA2 → RAD51
Upstream Regulators of BRCA2 (CollecTRI Database) Total TF Regulators: 19
Transcription FactorRegulationConfidence
BRCA1Unknown-
NFKB1ActivationHigh
NFKBActivationHigh
RELAActivationHigh
MYCUnknownHigh
ELF1UnknownHigh
ESR1UnknownHigh
FOXM1UnknownHigh
USF1UnknownHigh
USF2UnknownHigh
SNAI2UnknownHigh
TP53RepressionHigh
PARP1RepressionHigh
ESR2RepressionHigh
CTBP1Repression-
HDAC1Repression-
MYOD1RepressionLow
HMG20BUnknown-
ESRRBUnknown-
KDM5B-Low

Section 10: Drug & Pharmacology Data PharmGKB Status

AttributeValue
PharmGKB IDPA25412
VIP Gene (Very Important Pharmacogene)Yes
Has CPIC GuidelineNo
BRCA2 and PARP Inhibitor Sensitivity BRCA2 is a critical biomarker for PARP inhibitor therapy. Loss-of-function mutations in BRCA2 create synthetic lethality with PARP inhibition. Key Drug Associations Patients with BRCA2 mutations show enhanced sensitivity to:
Drug ClassRepresentative DrugsMechanism
PARP InhibitorsOlaparib (Lynparza), Rucaparib (Rubraca), Niraparib (Zejula), Talazoparib (Talzenna)Synthetic lethality with HR deficiency
Platinum AgentsCisplatin, CarboplatinDNA crosslinking; HR-deficient cells cannot repair
Synthetic Lethality Partners (BioGRID) Key synthetic lethal interactions identified:
GeneExperimental System
PARP1Synthetic Lethality
PARP2Synthetic Lethality
CDK9Negative Genetic
KDM5CNegative Genetic
HDAC6Negative Genetic
SMARCB1Negative Genetic

Section 11: Expression Profiles Bgee Expression Summary

AttributeValue
Expression BreadthUbiquitous
Total Present Calls184
Total Absent Calls100
Total Conditions284
Max Expression Score94.30
Average Expression Score57.20
Gold Quality Count266
TOP 30 Tissues with Highest Expression
RankTissue/Cell TypeScoreQuality
1Male germ line stem cell in testis94.30Gold
2Secondary oocyte88.42Gold
3Ventricular zone84.77Gold
4Primordial germ cell in gonad84.70Gold
5Ganglionic eminence80.61Gold
6Oocyte78.93Gold
7Granulocyte76.11Gold
8Bone marrow cell75.12Gold
9Bone marrow74.05Gold
10Embryo73.93Gold
11Trabecular bone tissue73.41Gold
12Stromal cell of endometrium72.55Gold
13Calcaneal tendon71.64Gold
14Testis71.35Gold
15Colonic epithelium70.49Gold
16Left testis69.39Gold
17Right testis69.28Gold
18Leukocyte68.83Gold
19Monocyte68.79Gold
20Mononuclear cell68.44Gold
21Rectum68.44Gold
22Adrenal tissue68.33Gold
23Lymph node66.86Gold
24Buccal mucosa cell66.16Gold
25Cortical plate65.28Gold
26Spleen65.25Gold
27Vermiform appendix64.89Gold
28Esophagus mucosa63.64Gold
29Gall bladder62.89Gold
30Small intestine Peyer's patch62.80Gold
Key Expression Pattern: Highest expression in germline cells (testis, oocytes) consistent with BRCA2's role in meiotic recombination. Single-Cell Expression Data (Expression Atlas)
Experiment IDDescriptionCells
E-CURD-114Human airway epithelium (in vivo)81,801
E-MTAB-6108Stem cell-derived retinal ganglion cells1,742
E-GEOD-99795LNCaP prostate carcinoma cells +/- androgen144
E-ENAD-17Glioblastoma cells from primary tumors96

Section 12: Disease Associations GenCC Gene-Disease Associations Total Curated Associations: 11

DiseaseOMIM/MONDOClassificationInheritanceSubmitter
Breast-ovarian cancer, familial, susceptibility to, 2OMIM:612555DefinitiveADAmbry Genetics
Breast-ovarian cancer, familial, susceptibility to, 2OMIM:612555StrongADGenomics England
Breast-ovarian cancer, familial, susceptibility to, 2OMIM:612555StrongADLabcorp Genetics
Fanconi anemia complementation group D1OMIM:605724DefinitiveARAmbry Genetics
Fanconi anemia complementation group D1OMIM:605724DefinitiveARG2P
Fanconi anemia complementation group D1OMIM:605724StrongARLabcorp Genetics
Pancreatic cancer, susceptibility to, 2OMIM:613347StrongADGenomics England
SarcomaMONDO:0005089ModerateADGenomics England
MedulloblastomaOMIM:155255LimitedADAmbry Genetics
Hereditary breast ovarian cancer syndromeORPHANET:145SupportiveADOrphanet
Fanconi anemiaORPHANET:84SupportiveAROrphanet
Orphanet Disease Associations Total Associations: 12
Orphanet IDDiseaseTypeGene Count
145Hereditary breast and/or ovarian cancer syndromeDisease15
84Fanconi anemiaMalformation syndrome23
1331Familial prostate cancerDisease15
1333Familial pancreatic carcinomaDisease9
654NephroblastomaDisease12
70567CholangiocarcinomaDisease4
178ChordomaDisease3
227535Hereditary breast cancerDisease10
319462Inherited cancer-predisposing syndrome due to biallelic BRCA2 mutationsDisease1
440437Familial colorectal cancer Type XDisease10
667662Breast implant-associated anaplastic large cell lymphomaDisease7
694963Inflammatory breast cancerDisease2
HPO Phenotype Associations Total Phenotype Count: 217 TOP 50 Associated Phenotypes
HPO IDPhenotype
HP:0000006Autosomal dominant inheritance
HP:0000007Autosomal recessive inheritance
HP:0001903Anemia
HP:0001873Thrombocytopenia
HP:0001249Intellectual disability
HP:0001263Global developmental delay
HP:0000252Microcephaly
HP:0001510Growth delay
HP:0001511Intrauterine growth retardation
HP:0000957Cafe-au-lait spot
HP:0001172Abnormal thumb morphology
HP:0000028Cryptorchidism
HP:0000085Horseshoe kidney
HP:0000086Ectopic kidney
HP:0001392Abnormality of the liver
HP:0001402Hepatocellular carcinoma
HP:0000819Diabetes mellitus
HP:0001871Abnormality of blood and blood-forming tissues
HP:0000478Abnormality of the eye
HP:0000568Microphthalmia
HP:0001631Atrial septal defect
HP:0001636Tetralogy of Fallot
HP:0000365Hearing impairment
HP:0000135Hypogonadism
HP:0000027Azoospermia
... (and 167 more phenotypes)
GWAS Associations Total GWAS Associations: 21
Study IDTraitp-value
GCST002466_3Lung cancer5×10⁻²⁰
GCST002466_1Lung cancer2×10⁻¹⁹
GCST004748_107Lung cancer6×10⁻¹⁶
GCST004750_101Squamous cell lung carcinoma1×10⁻¹⁵
GCST004988_275Breast cancer3×10⁻¹⁵
GCST004233_43LDL cholesterol levels5×10⁻¹⁴
GCST003587_12Cancer8×10⁻¹²
GCST002222_55LDL cholesterol2×10⁻¹¹
GCST003588_18Cancer (pleiotropy)5×10⁻¹⁰
GCST008870_53Keratinocyte cancer (MTAG)6×10⁻¹⁰
GCST008872_16Squamous cell carcinoma1×10⁻⁹
GCST008871_72Basal cell carcinoma2×10⁻⁹
GCST004233_59LDL cholesterol levels3×10⁻⁹
GCST004746_14Small cell lung carcinoma3×10⁻⁸
GCST004236_11LDL cholesterol levels3×10⁻⁸
GCST001937_19Breast cancer5×10⁻⁸
GCST004749_95Lung cancer in ever smokers6×10⁻⁸
GCST010148_23Cutaneous squamous cell carcinoma1×10⁻⁶
GCST001930_11Breast cancer6×10⁻⁶
GCST010243_213Apolipoprotein B levels3×10⁻²⁷
GCST010245_75LDL cholesterol levels4×10⁻¹⁵

SUMMARY STATISTICS

CategoryCount
Ensembl Transcripts19
RefSeq Transcripts (Human)7
UniProt Entries14
Exons (Canonical)27
PDB Structures14
InterPro Domains10
ClinVar Variants21,181
SpliceAI Predictions3,855
AlphaMissense Predictions22,763
GO Annotations44
Reactome Pathways14
STRING Interactions3,778+
IntAct Interactions301
BioGRID Interactions753+
HPO Phenotypes217
GWAS Associations21
Orphanet Diseases12
GenCC Disease-Gene Associations11

This comprehensive BRCA2 reference document is complete. It covers all 12 sections with: Key Highlights:

  • Gene: HGNC:1101 | ENSG00000139618 | Entrez 675 | OMIM 600185 | Chr13:32,315,086-32,400,268
  • Transcripts: 19 Ensembl transcripts (6 protein-coding), MANE Select: NM_000059
  • Protein: P51587 (3,418 aa, 384 kDa), 10 InterPro domains
  • Structures: 14 PDB entries (best resolution: 1.21 Å)
  • Variants: 21,181 ClinVar entries, 22,763 AlphaMissense predictions, 3,855 SpliceAI predictions
  • Pathways: 14 Reactome pathways (DNA repair/homologous recombination)
  • Interactions: 3,778+ STRING interactions (top: BRCA1, RAD51, PALB2)
  • Expression: Ubiquitous; highest in germline cells (testis, oocytes)
  • Diseases: Definitive association with hereditary breast-ovarian cancer (AD) and Fanconi anemia D1 (AR)
  • Pharmacology: VIP gene for PARP inhibitor sensitivity (Olaparib, etc.)