BIOLOGICAL METAL CLUSTERS BIOPHYSICAL & MODEL STUDIES
BIOLOGICAL METAL CLUSTERS BIOPHYSICAL & MODEL STUDIES
批准号:
6120379
负责人:
MICHAEL J MARONEY
金额:
$0.0万
依托单位国家:
美国
项目类别:
财政年份:
1998
资助国家:
美国
项目状态:
已结题
起止时间:
1998-09-30 至 1999-08-31
中文摘要
我们还完成了第一个特征的积极
首尔链霉菌NiSOD的酶切位点。 这项研究表明,
Ni位点与硫醇盐供体结合,像其他Ni氧化还原酶一样,但
不同于任何先前表征的SOD。 检查氧化和
减少的样品揭示了配位数的变化(5 -> 4)和
边缘能量的移动适合于单电子过程。
也有证据表明,活性部位由两个Ni
中心,其中之一与CuZnSOD类似不是氧化还原活性的,
因此必须由四聚体中的两个亚基组成
酵素
英文摘要
We have also completed the first characterization of the active
site of NiSOD from Streptomyces seoulensis. This study reveals that
Ni site is bound to thiolate donors, like other Ni redox enzymes but
unlike any previously characterized SOD. Examination of oxidized and
reduced samples reveal a coordination number change (5 -> 4) and a
shift in the edge energy appropriate for a one-electron process.
There is also evidence that the active site consists of two Ni
centers, one of which is not redox active in analogy with the CuZnSOD,
and therefore must be composed of two subunits in the tetrameric
enzyme.
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STRUCTURAL PARAMETERS INVOLVED IN METAL RECOGNITION
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批准号:8362356
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项目类别:
-
资助金额:$0.19万
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财政年份:2011
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负责人:MICHAEL J MARONEY
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依托单位:
STRUCTURAL PARAMETERS INVOLVED IN METAL RECOGNITION
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批准号:8362081
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项目类别:
-
资助金额:$0.14万
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财政年份:2011
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负责人:MICHAEL J MARONEY
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依托单位:
STRUCTURE AND FUNCTION OF UNIQUE NON-HEME IRON DIOXYGENASES
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批准号:8362326
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项目类别:
-
资助金额:$0.22万
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财政年份:2011
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负责人:MICHAEL J MARONEY
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依托单位:
STRUCTURAL PARAMETERS INVOLVED IN METAL RECOGNITION
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批准号:8170361
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项目类别:
-
资助金额:$0.03万
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财政年份:2010
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负责人:MICHAEL J MARONEY
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依托单位:
STRUCTURAL PARAMETERS INVOLVED IN METAL RECOGNITION
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批准号:8169976
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项目类别:
-
资助金额:$0.51万
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财政年份:2010
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负责人:MICHAEL J MARONEY
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依托单位:
STRUCTURE AND FUNCTION OF UNIQUE NON-HEME IRON DIOXYGENASES
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批准号:8170330
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项目类别:
-
资助金额:$0.03万
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财政年份:2010
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负责人:MICHAEL J MARONEY
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依托单位:
STRUCTURAL PARAMETERS INVOLVED IN METAL RECOGNITION
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批准号:7954256
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项目类别:
-
资助金额:$0.66万
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财政年份:2009
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负责人:MICHAEL J MARONEY
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依托单位:
Parameters Involved in Metal Recognition
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批准号:7922923
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项目类别:
-
资助金额:$4.66万
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财政年份:2009
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负责人:MICHAEL J MARONEY
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依托单位:
STRUCTURAL PARAMETERS INVOLVED IN METAL RECOGNITION
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批准号:7721904
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项目类别:
-
资助金额:$0.73万
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财政年份:2008
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负责人:MICHAEL J MARONEY
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依托单位:
STRUCTURAL PARAMETERS INVOLVED IN METAL RECOGNITION
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批准号:7598133
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项目类别:
-
资助金额:$0.22万
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财政年份:2007
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负责人:MICHAEL J MARONEY
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依托单位:
STRUCTURAL PARAMETERS INVOLVED IN METAL RECOGNITION
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批准号:7598114
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项目类别:
-
资助金额:$0.02万
-
财政年份:2007
-
负责人:MICHAEL J MARONEY
-
依托单位:
STRUCTURAL PARAMETERS INVOLVED IN METAL RECOGNITION
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批准号:7370700
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项目类别:
-
资助金额:$0.02万
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财政年份:2006
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负责人:MICHAEL J MARONEY
-
依托单位:
STRUCTURAL PARAMETERS INVOLVED IN METAL RECOGNITION
-
批准号:7370642
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项目类别:
-
资助金额:$0.02万
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财政年份:2006
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负责人:MICHAEL J MARONEY
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依托单位:
Parameters Involved in Metal Recognition
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批准号:8225281
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项目类别:
-
资助金额:$27.86万
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财政年份:2004
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负责人:MICHAEL J MARONEY
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依托单位:
Structural Parameters Involved in Metal Recognition
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批准号:6820419
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项目类别:
-
资助金额:$20.72万
-
财政年份:2004
-
负责人:MICHAEL J MARONEY
-
依托单位:
Parameters Involved in Metal Recognition
-
批准号:7652546
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项目类别:
-
资助金额:$27.54万
-
财政年份:2004
-
负责人:MICHAEL J MARONEY
-
依托单位:
Structural Parameters in Metal Recognition
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批准号:8991995
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项目类别:
-
资助金额:$3.53万
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财政年份:2004
-
负责人:MICHAEL J MARONEY
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依托单位:
Structural Parameters Involved in Metal Recognition
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批准号:7115834
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项目类别:
-
资助金额:$20.23万
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财政年份:2004
-
负责人:MICHAEL J MARONEY
-
依托单位:
Structural Parameters Involved in Metal Recognition
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批准号:7127839
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项目类别:
-
资助金额:$1.66万
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财政年份:2004
-
负责人:MICHAEL J MARONEY
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依托单位:
Structural Parameters in Metal Recognition
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批准号:9194408
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项目类别:
-
资助金额:$29.57万
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财政年份:2004
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负责人:MICHAEL J MARONEY
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依托单位:
海外基金