RHD*49 - RHD*DWN
(ISBT table: RHD partial D v5.0)
This entry is an RHD allele.
DWN, RHD(T351T,G353W,A354N), RHD*1053C>T,1057G>T,1059A>G,1060G>A,1061C>A, RHD*1053C>T,1057GGA>TGG,1060GC>AA, RHD*1053C>T,1057_1059delinsTGG,1060_1061delinsAA, RHD*1053C>T,1057_1061delinsTGGAA, RHD*1053T,1057T,1059G,1060A,1061A, RHD*1053T,1057_1061delinsTGGAA (DWN, RHD*49),
Molecular data
Nucleotides:
1053C>T; 1057GGA>TGG deletion-insertion; 1060GC>AA deletion-insertion;
Amino acids: T351T; G353W; A354N;
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: variable/discrepant (last update: Nov. 17, 2019)Reports by D phenotype
Other RH phenotypes: RH:-2, -3, -30,
Serology with monoclonal anti-D
Antigen Density (Ag/RBC)
More phenotype data
Rhesus Similarity Index
Haplotype
Main CcEe phenotype association: ce (last update: Jan. 8, 2021)Alloimmunization
Antibodies in carriers
Antibody specificity: D (RH1)
Summary: allo-anti-D (last update: Nov. 17, 2019)Detailed information
-
Wagner FF et al. Transfus Med Hemother (2014)
(RIR n°112)
- Ab specificity: D (RH1)
- Number (auto- or allo-):
- Number listed as allo-: 1
- Number listed as auto-:
- Number of carriers of the allele assessed:
- DAT: negative
- Autologuous control: ND
- Elution: ND
- Autoadsorption: ND
- Titer: 16
- Was anti-LW excluded?: yes
- Other antibodies detected: ND
- Cross matches (with Ab and RBCs from different partial types): history of anti-E and anti-K
- Transfusion history: several RBC transfusions
- Pregnancy history:
- Anti-D Ig history: ND, probably none
- Context: ND
- Hemolytic consequences: ND
- Comment:
von Zabern I et al. Transfusion (2013) (Table 2)
-
von Zabern I et al. Transfusion (2013)
(Table 2)
- Ab specificity: D (RH1)
- Number (auto- or allo-): 1
- Number listed as allo-:
- Number listed as auto-:
- Number of carriers of the allele assessed:
- DAT:
- Autologuous control:
- Elution:
- Autoadsorption:
- Titer: 32
- Was anti-LW excluded?:
- Other antibodies detected: anti-E
- Cross matches (with Ab and RBCs from different partial types):
- Transfusion history:
- Pregnancy history:
- Anti-D Ig history:
- Context:
- Hemolytic consequences:
- Comment:
Antibodies in D negative recipients
Alloimmunization in recipients: expected to be possible, see phenotype data
Reports
Summary: exceptional description(s), in African or African descent (last update: Dec. 22, 2019)Detailed reports
- 1/806 consecutive samples with ambiguous D phenotype in French population (Western France)
- 1 sample African American
- 1 hemizygote among 278 samples selected for the development of nonspecific quantitative next-generation sequencing. (non-random samples, may have been reported in other studies)
Allele or phenotype frequency
Structure mapping
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References
- Fichou Y et al. Variant screening of the RHD gene in a large cohort of subjects with D phenotype ambiguity: report of 17 novel rare alleles. Transfusion, 2012. [Citation] [RHeference]
- von Zabern I et al. D category IV: a group of clinically relevant and phylogenetically diverse partial D. Transfusion, 2013. [Citation] [RHeference]
- Wagner FF et al. The Rhesus Site. Transfus Med Hemother, 2014. [Citation] [RHeference]
- Stef M et al. RH genotyping by nonspecific quantitative next-generation sequencing. Transfusion, 2020. [Citation] [RHeference]
- Floch A et al. Comment from Rheference Online ressource, 2020. — Online ressource — [RHeference]
Last update: Jan. 8, 2021