RHD*01EL.19 - RHD*DEL19
(ISBT table: Weak D and Del v5.0)
This entry is an RHD allele.
RHD(IVS4-2A>G), RHD*635-2A>G, RHD*635-2G, RHD*635-2G (IVS4-2G, DEL19),
Molecular data
Nucleotides:
intronic 635A>G;
Amino acids: 0;
Hybrid allele encompassing at least one RHCE exon:
no
Comments on the molecular basis:
Extracellular position of one or more amino acid substitutions:
- Silent or intronic mutations: none of the mutations are predicted to affect an extracellular amino acid.
Splicing:
Unconventional prediction methods:
Phenotype
Main D phenotype: DEL (last update: Nov. 17, 2019)Reports by D phenotype
Other RH phenotypes: RH:-3, -4,
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, possible East European (last update: Dec. 22, 2019)Detailed reports
- 1 sample in French population
- 1/136000 among about 136.000 donors with D negative phenotype, systematically tested for the presence of the RHD gene; the RHD gene was detected in 300 donors in the German population (some samples may overlap with other studies)
Allele or phenotype frequency
Structure mapping
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References
- International Society of Blood Transfusion et al. International Society of Blood Transfusion (ISBT) allele table Online ressource, 1935. — Online ressource — [RHeference]
- National Center for Biotechnology Information et al. Data from Genbank submission Online ressource, 1982. — Online ressource — [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]
- Wagner F. et al. Results of more than ten years testing of RhD negative first time donors by RHD PCR Transfus Med Hemother, 2019. — Abstract — [RHeference]
- Floch A et al. Comment from Rheference Online ressource, 2020. — Online ressource — [RHeference]
Last update: Dec. 22, 2019