Molecular cloning and characterization of a cDNA encoding a transferrin homolog from Bombyx mori

被引:41
作者
Yun, EY
Kang, SW
Hwang, JS
Goo, TW
Kim, SH
Jin, BR
Kwon, OY
Kim, KY [1 ]
机构
[1] Natl Inst Agr Sci & Technol, Dept Sericulture & Entomol, RDA, Suwon 441100, South Korea
[2] Dong A Univ, Coll Nat Resources & Life Sci, Pusan 604714, South Korea
[3] Chungnam Natl Univ, Coll Med, Taejon 301131, South Korea
关键词
Bombyx mori; E-coli; transferrin;
D O I
10.1515/BC.1999.188
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
We isolated a cDNA representing a message that was strongly induced by injection with E. coli in Bombyx mori. The 2160 bp cDNA has an open reading frame of 644 amino acids and the deduced product a predicted molecular mass of 71 kDa. The cDNA sequence shared high homology with the transferrins known so far, and its deduced peptide had unique features of transferrins, that is, sites of cystein residues and iron binding. We suggest that the B. mori transferrin plays an important role in the self-defense system.
引用
收藏
页码:1455 / 1459
页数:5
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