A MEMBER OF THE CLPB FAMILY OF STRESS PROTEINS IS EXPRESSED DURING HEAT-SHOCK IN LEISHMANIA SPP

被引:51
作者
HUBEL, A [1 ]
BRANDAU, S [1 ]
DRESEL, A [1 ]
CLOS, J [1 ]
机构
[1] BERNHARD NOCHT INST TROP MED, D-20359 HAMBURG, GERMANY
关键词
HEAT SHOCK; LEISHMANIA; GENE REGULATION;
D O I
10.1016/0166-6851(95)00012-P
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 have identified and isolated the Leishmania major homologue to the bacterial ClpB gene and to the yeast Hsp104 gene. ClpB in Leishmania major is a single-copy gene and encodes a low-abundance mRNA which is induced several-fold during a heat stress. We raised antibodies against the product of the recombinant gene and show that the leishmanial ClpB encodes a predominantly cytoplasmic protein of approx. 100 kDa which is detectable in Leishmania promastigotes of various species after exposure to elevated temperatures. We, therefore, term this protein Hsp100.
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页码:107 / 118
页数:12
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