RHD*01EL.30 - RHD*DEL30
(ISBT table: weak D and Del v5.0)
This entry is an RHD allele.
RHD(del Ex8), RHD(delEx8), RHD(ex8:del/CE), RHD*1074–649_1153+266del995, RHD*Ex8del, RHD*Ex8del (DEL30),
Molecular data
Nucleotides:
exon deletion(s);
Amino acids: exon deletion(s) del(Ex8);
Hybrid allele encompassing at least one RHCE exon:
RHD(1-7)-del(Ex8)-RHD(9-10)
Comments on the molecular basis:
- 995 nucleotide deletion encompassing 649 nucleotides of intron 7, all 80 nucleotides of exon 8 and 266 nucleotides of intron 8; 170bp insertion in mRNA
- incomplete typing; breakpoint different from
17465950
Extracellular position of one or more amino acid substitutions:
Splicing:
Unconventional prediction methods:
Phenotype
Main D phenotype: DEL (last update: April 29, 2020)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: April 22, 2020)Alloimmunization
Antibodies in carriers
Antibody specificity: D (RH1)
Summary: probably allo-anti-D (last update: May 16, 2020)Detailed information
-
Richard M et al. Transfusion (2007)
- 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:
- Autologuous control:
- Elution:
- Autoadsorption:
- Titer: 128
- Was anti-LW excluded?:
- Other antibodies detected:
- Cross matches (with Ab and RBCs from different partial types):
- Transfusion history:
- Pregnancy history:
- Anti-D Ig history:
- Context:
- Hemolytic consequences:
- Comment:
-
Daniels G et al. Br J Haematol (2013)
(review; Table I)
- Ab specificity: D (RH1)
- Number (auto- or allo-):
- Number listed as allo-: no new case detailed (listed as alloanti-D)
- Number listed as auto-: NA
- Number of carriers of the allele assessed: NA
- DAT: NA
- Autologuous control: NA
- Elution: NA
- Autoadsorption: NA
- Titer: NA
- Was anti-LW excluded?: NA
- Other antibodies detected: NA
- Cross matches (with Ab and RBCs from different partial types): NA
- Transfusion history: NA
- Pregnancy history:
- Anti-D Ig history: NA
- Context: NA
- Hemolytic consequences: NA
- Comment: list of D variants associated with alloanti-D formation
Antibodies in D negative recipients
Alloimmunization in recipients: expected to be possible, see phenotype data
Reports
Summary: few descriptions, Lebanese or in the Australian population (last update: April 29, 2020)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]
- Richard M et al. A new DEL variant caused by exon 8 deletion. Transfusion, 2007. [Citation] [RHeference]
- Daniels G et al. Variants of RhD--current testing and clinical consequences. Br J Haematol, 2013. [Citation] [RHeference]
- Scott SA et al. The RHD(1227G>A) DEL-associated allele is the most prevalent DEL allele in Australian D- blood donors with C+ and/or E+ phenotypes. Transfusion, 2014. [Citation] [RHeference]
- Srivastava K et al. Two large deletions extending beyond either end of the RHD gene and their red cell phenotypes. J Hum Genet, 2018. [Citation] [RHeference]
- Floch A et al. Comment from Rheference Online ressource, 2020. — Online ressource — [RHeference]
Last update: Jan. 11, 2021