RHD*01W.29 - RHD*weak D type 29
(ISBT table: Weak D and Del v5.0)
This entry is an RHD allele.
RHD(I60L,S67S,S68N,K198N,F223V,S248S,V319V,I342T), RHD(I60L,S68N,K198N,F223V,I342T), RHD*178A>C,201G>A,203G>A,594A>T,667T>G,744C>T,957G>A,1025T>C, RHD*178C,201A,203A,594T,667G,744T,957A,1025C, RHD*178C,201A,203A,594T,667G,744T,957A,1025C (weak D type 29), weak D type 29,
Molecular data
Nucleotides:
178A>C; 201G>A; 203G>A; 594A>T; 667T>G; 744C>T; 957G>A; 1025T>C;
Amino acids: I60L; S67S; S68N; K198N; F223V; S248S; V319V; I342T;
Hybrid allele encompassing at least one RHCE exon:
no
Comments on the molecular basis:
Extracellular position of one or more amino acid substitutions:
Splicing:
Unconventional prediction methods:
Phenotype
Main D phenotype: weak D (last update: May 4, 2020)Reports by D phenotype
Other RH phenotypes: RH:-3,
- RH:-3 inferred from the reported RHCE phenotypes of the carriers
Serology with monoclonal anti-D
Antigen Density (Ag/RBC)
More phenotype data
Rhesus Similarity Index
Haplotype
Main CcEe phenotype association: ce? (last update: Aug. 15, 2020)Alloimmunization
Antibodies in carriers
Antibody specificity: D (RH1)
Summary: no published cases (last update: Nov. 17, 2019)Detailed information
Antibodies in D negative recipients
Alloimmunization in recipients: expected to be possible, see phenotype data
Reports
Summary: rare descriptions, Tunisian or possible Tunisian descent (last update: Dec. 22, 2019)Detailed reports
- 1 sample (+1 related individual) Tunisian descent (related individual and origin)
- 1/11 pregnant women with ambiguous fetal genotyping in French population
- 1/448 448 donors with D negative phenotype, tested for the presence of RHD exon 10 in the Tunisian population
- 1/163 selected variants included for the development of a genotyping assay mainly in the Dutch population (samples may have been included in other studies)
Allele or phenotype frequency
Structure mapping
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Links
The Human RhesusBaseGenbank: AY149684 FR745438 AY149685 AY149686 AY149687 KY617089 AH012471
Erythrogene
References
- International Society of Blood Transfusion et al. International Society of Blood Transfusion (ISBT) allele table Online ressource, 1935. — Online ressource — [RHeference]
- Perco P et al. Testing for the D zygosity with three different methods revealed altered Rhesus boxes and a new weak D type. Transfusion, 2003. [Citation] [RHeference]
- Silvy M et al. Weak D and DEL alleles detected by routine SNaPshot genotyping: identification of four novel RHD alleles. Transfusion, 2011. [Citation] [RHeference]
- Moussa H et al. Molecular background of D-negative phenotype in the Tunisian population. Transfus Med, 2012. [Citation] [RHeference]
- Haer-Wigman L et al. RHD and RHCE variant and zygosity genotyping via multiplex ligation-dependent probe amplification. Transfusion, 2013. [Citation] [RHeference]
- Ouchari M et al. Serologic and molecular characterization of weak D type 29. Transfusion, 2017. [Citation] [RHeference]
- Floch A et al. Comment from Rheference Online ressource, 2020. — Online ressource — [RHeference]
Last update: May 4, 2020