Gene Gene information from NCBI Gene database.
Entrez ID 148738
Gene name Hemojuvelin BMP co-receptor
Gene symbol HJV
Synonyms (NCBI Gene)
HFE2HFE2AJHRGMC
Chromosome 1
Chromosome location 1q21.1
Summary The product of this gene is involved in iron metabolism. It may be a component of the signaling pathway which activates hepcidin or it may act as a modulator of hepcidin expression. It could also represent the cellular receptor for hepcidin. Two uORFs in
SNPs SNP information provided by dbSNP.
13
SNP ID Visualize variation Clinical significance Consequence
rs28940586 A>C,G Likely-pathogenic, pathogenic Coding sequence variant, 5 prime UTR variant, intron variant, missense variant
rs74315323 C>A Pathogenic Missense variant, coding sequence variant
rs74315325 A>T Pathogenic 5 prime UTR variant, coding sequence variant, missense variant
rs74315326 A>G Pathogenic Missense variant, coding sequence variant
rs74315327 A>G Pathogenic 5 prime UTR variant, coding sequence variant, missense variant, intron variant
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
39
GO ID Ontology Definition Evidence Reference
GO:0000122 Process Negative regulation of transcription by RNA polymerase II IEA
GO:0000122 Process Negative regulation of transcription by RNA polymerase II ISS
GO:0005102 Function Signaling receptor binding IPI 18326817, 18335997
GO:0005515 Function Protein binding IPI 18335997, 18976966, 19357398, 22728873, 25938661, 32296183
GO:0005615 Component Extracellular space IDA 17938254, 25156943
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
608374 4887 ENSG00000168509
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
Q6ZVN8
Protein name Hemojuvelin (Hemochromatosis type 2 protein) (Hemojuvelin BMP coreceptor) (RGM domain family member C)
Protein function Acts as a bone morphogenetic protein (BMP) coreceptor (PubMed:18976966). Through enhancement of BMP signaling regulates hepcidin (HAMP) expression and regulates iron homeostasis (PubMed:18976966).
PDB 4UI1 , 6Z3L
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF06535 RGM_N 37 226 Repulsive guidance molecule (RGM) N-terminus Family
PF06534 RGM_C 230 389 Repulsive guidance molecule (RGM) C-terminus Family
Tissue specificity TISSUE SPECIFICITY: Adult and fetal liver, heart, and skeletal muscle. {ECO:0000269|PubMed:14647275}.
Sequence
Sequence length 426
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG 
  TGF-beta signaling pathway  
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
17
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
Hemochromatosis type 1 Pathogenic rs74315323, rs121434374 RCV000002462
RCV000002469
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Hemochromatosis type 2A Likely pathogenic; Pathogenic rs782803011, rs1553769745, rs786205063, rs782164742, rs1486905702, rs1652592444, rs1553769690, rs2101986552, rs2101984222, rs2101984042, rs74315323, rs74315324, rs74315326, rs28940586, rs74315327
View all (15 more)
RCV005038162
RCV005408880
RCV005038211
RCV002265992
RCV005047637
View all (27 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
HJV-related disorder Pathogenic rs74315327 RCV003415628
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Juvenile hemochromatosis Pathogenic rs74315323 RCV004017220
★★★★☆
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
CHOLESTASIS CTD, Disgenet
CTD, Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
CORONARY ARTERY DISEASE GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
DIGENIC HEMOCHROMATOSIS Disgenet, Orphanet
Disgenet, Orphanet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Familial pancreatic carcinoma Benign ClinVar
★★☆☆☆
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
Androgen-Insensitivity Syndrome Androgen-Insensitivity Syndrome BEFREE 31307288
★☆☆☆☆
Found in Text Mining only
Anemia Anemia Pubtator 20713458 Stimulate
★☆☆☆☆
Found in Text Mining only
Anemia Iron Deficiency Iron deficiency anemia Pubtator 20713458 Inhibit
★☆☆☆☆
Found in Text Mining only
Arthritis Arthritis HPO_DG
★☆☆☆☆
Found in Text Mining only
Arthropathy Arthropathy HPO_DG
★☆☆☆☆
Found in Text Mining only
Astrocytoma Astrocytoma BEFREE 19386095
★☆☆☆☆
Found in Text Mining only
Azoospermia Azoospermia HPO_DG
★☆☆☆☆
Found in Text Mining only
beta Thalassemia Beta thalassemia Pubtator 16939499 Inhibit
★☆☆☆☆
Found in Text Mining only
beta Thalassemia Beta thalassemia Pubtator 25152992 Associate
★☆☆☆☆
Found in Text Mining only
Brain Neoplasms Brain neoplasms Pubtator 19386095 Associate
★☆☆☆☆
Found in Text Mining only