CDNA CLONING, EXPRESSION AND PRIMARY STRUCTURE OF PAR-J-I, A MAJOR ALLERGEN OF PARIETARIA-JUDAICA POLLEN

被引:62
作者
COSTA, MA [1 ]
COLOMBO, P [1 ]
IZZO, V [1 ]
KENNEDY, H [1 ]
VENTURELLA, S [1 ]
COCCHIARA, R [1 ]
MISTRELLO, G [1 ]
FALAGIANI, P [1 ]
GERACI, D [1 ]
机构
[1] LAB FARMACEUT LOFARMA,MILAN,ITALY
关键词
CDNA; IGE ANTIBODY; PRIMARY STRUCTURE; POLLINOSIS; RECOMBINANT ALLERGEN; PARIETARIA-JUDAICA;
D O I
10.1016/0014-5793(94)80453-2
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
A 659 bp cDNA clone coding for an allergen of Pj pollen has been isolated from a lambda gt11 library, and its DNA sequence determined. The cDNA insert showed an open reading frame of 429 bp coding for an allergenic protein of 14,866 Da and a deduced amino acid sequence containing 143 residues. The expressed recombinant protein represented the major allergen Par j I since it reacted with 95% of the sera from Pj-allergic patients (n = 22) and with two Par j I-specific monoclonal antibodies. No similarity with other known DNA and protein sequences has been detected.
引用
收藏
页码:182 / 186
页数:5
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