Identification of a novel HLA-B46 allele, B*4602, in Japanese

被引:5
作者
Akesaka, T
Kashiwase, K
Shimamura, M
Ishikawa, Y
Tanaka, H
Fujii, M
Akaza, T
Hando, K
Yuasa, S
Takahashi, T
Juji, T
机构
[1] Japanese Red Cross Cent Blood Ctr, Dept Res, Shibuya Ku, Tokyo 1500012, Japan
[2] Hoshi Univ, Inst Med Chem, Tokyo 142, Japan
来源
TISSUE ANTIGENS | 2000年 / 55卷 / 05期
关键词
B46; specificity; HLA-B*4602; sequence; new allele;
D O I
10.1034/j.1399-0039.2000.550511.x
中图分类号
Q2 [细胞生物学];
学科分类号
071009 ; 090102 ;
摘要
The B*4602 was identified in a healthy Japanese donor. The B46 variant antigen differed serologically from B46. The nucleotide sequence of B*4602 differed from that of B*4601 by a single base (from A to G) at position 293 in exon 2. The substitution changed the amino acid Asp at position 74 to Gly. The gene frequency of B*4602 in the Japanese population is extremely low, The presumed haplotype of B*4602 was HLA-A2-Cwl-B*4602-DRB1*09. This is the first report of polymorphism of the B46 antigen.
引用
收藏
页码:460 / 462
页数:3
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