The structural basis of transferrin sequestration by transferrin-binding protein B.

The structural basis of transferrin sequestration by transferrin-binding protein B.
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DOI:
10.1038/nsmb.2251
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发表时间:
2012-02-19
影响因子:
16.8
通讯作者:
Moraes, Trevor F.
Moraes, Trevor F.
中科院分区:
生物学1区
文献类型:
--
作者:
Calmettes, Charles;Alcantara, Joenel;Yu, Rong-Hua;Schryvers, Anthony B.;Moraes, Trevor F.

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Neisseria meningitidis, the causative agent of bacterial meningitis, acquires the essential element iron from the host glycoprotein transferrin (Tf) during infection via a surface Tf receptor system composed of proteins TbpA and TbpB. Here in we present the crystal structures of TbpB from N. meningitidis, in its apo form and in complex with human Tf (hTf). The structure reveals how TbpB sequesters hTf and initiates iron release from hTf.
人类全血和诱变研究中脑膜炎的转录组分析确定了与血液存活有关的毒力因子。
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