DVI type 1

Structure

RHD-RHcE(4-5)-RHD

Key changes from standard allele

Hybrid RHcE[226P](4-5)

ISBT allele designation

RHD*06.01
RHD*DVI.1

Nucleotide changes relative to "standard RHD"

c.[505 A>C;509 T>G;514 A>T;544 T>A;577 G>A;594 A>T;602 C>G;667 T>G;676 G>C;697 G>C;712 G>A;733 G>C;744 C>T;787 G>A;800 A>T]

Amino acid changes relative to standard protein

M169L, M170R, I172F, S182T, E193K, K198N, T201R, F223V, A226P, E233Q, V238M, V245L, G263R, K267M

ISBT group

partial RHD

Phenotype characterization and grouping

D category; Partial D

Haplotype (typical)

cDE

Allele cluster

Eurasian D cluster

Descriptions

First full publication: 1997 Avent ND et. al. Blood. 1997 Mar 1;89(5):1779-86.

Serology

Lacks epitopes 1,2,4,5,6,8 (9 epitope model) Wagner FF et. al. Blood. 1998 Mar 15;91(6):2157-68.
Lacks epitopes 1,2,4,5,6,8 (9 epitope model) Kormoczi GF et. al. Transfusion. 2005 Oct;45(10):1574-80.

Observations

Austria (general): Most frequent DVI allele in Austria Wagner FF et. al. Blood. 1998 Mar 15;91(6):2157-68.
India (general): Fichou Y et. al. Transfusion. 2018 Feb 25. doi: 10.1111/trf.14552.
Linz region: 8/201 samples with weak D expression Polin H et. al. Transfusion. 2007 Aug;47(8):1350-5.

Additional comments

Initially, this allele had been reported to be caused by a deletion of RHD exon 4 to 6. This misinterpretation of the data has been corrected by the authors.

Last update: 2018-05-23 (yyyy-MM-dd)