RGD Reference Report - Complement factor H gene mutation associated with autosomal recessive atypical hemolytic uremic syndrome. - Rat Genome Database

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Complement factor H gene mutation associated with autosomal recessive atypical hemolytic uremic syndrome.

Authors: Ying, L  Katz, Y  Schlesinger, M  Carmi, R  Shalev, H  Haider, N  Beck, G  Sheffield, VC  Landau, D 
Citation: Ying L, etal., Am J Hum Genet. 1999 Dec;65(6):1538-46.
RGD ID: 1599886
Pubmed: PMID:10577907   (View Abstract at PubMed)
PMCID: PMC1288364   (View Article at PubMed Central)
DOI: DOI:10.1086/302673   (Journal Full-text)

Atypical hemolytic uremic syndrome (HUS) presents with the clinical features of hypertension, microangiopathic hemolytic anemia, and acute renal failure. Both dominant and recessive modes of inheritance have been reported. This study describes the genetic and functional analysis of a large Bedouin kindred with autosomal recessive HUS. The kindred consists of several related nuclear families in which all parent unions of affected children are consanguineous. A previous report demonstrated that a dominant form of HUS maps to chromosome 1q and that complement factor H (CFH), a regulatory component of the complement system, lies within the region and is involved in the dominant disorder. Early-onset and persistent hypocomplementemia in this Bedouin kindred prompted us to evaluate the CFH gene. Linkage analysis was performed, demonstrating linkage between the disorder and the markers near the CFH gene. Mutation analysis of the CFH coding region revealed a single missense mutation. Functional analyses demonstrate that the mutant CFH is properly expressed and synthesized but that it is not transported normally from the cell. This is the first study reporting that a recessive, atypical, early-onset, and relapsing HUS is associated with the CFH protein and that a CFH mutation affects intracellular trafficking and secretion.

RGD Manual Disease Annotations    Click to see Annotation Detail View
TermQualifierEvidenceWithReferenceNotesSourceOriginal Reference(s)
atypical hemolytic-uremic syndrome  IAGP 1599886DNA:missense mutationRGD 
atypical hemolytic-uremic syndrome  ISOCFH (Homo sapiens)1599886; 1599886DNA:missense mutationRGD 

Objects Annotated

Genes (Rattus norvegicus)
Cfh  (complement factor H)

Genes (Mus musculus)
Cfh  (complement component factor h)

Genes (Homo sapiens)
CFH  (complement factor H)


Additional Information