Constitutively active mutants that acquired intrinsic activity and escaped regulation, serve as powerful tools for revealing the biochemical, biological and pathological functions of proteins. Such mutants are not available for mitogen-activated protein kinases (MAPKs). It is not known how to mimic the unusual mode of MAPK activation and to enforce, by mutations, their active conformation. In this review we describe the strategies employed in attempts to overcome this obstacle. We focus on a recent breakthrough with the p38 family that suggests that active variants of all MAPKs will soon be available. (c) 2006 Elsevier Ireland Ltd. All rights reserved.
机构:Univ Calif Los Angeles, DOE, Lab Struct Biol & Mol Med, Los Angeles, CA 90095 USA
Atienza, JM
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Suh, M
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机构:Univ Calif Los Angeles, DOE, Lab Struct Biol & Mol Med, Los Angeles, CA 90095 USA
Suh, M
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Xenarios, I
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Landgraf, R
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机构:Univ Calif Los Angeles, DOE, Lab Struct Biol & Mol Med, Los Angeles, CA 90095 USA
Landgraf, R
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Colicelli, J
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Univ Calif Los Angeles, DOE, Lab Struct Biol & Mol Med, Los Angeles, CA 90095 USAUniv Calif Los Angeles, DOE, Lab Struct Biol & Mol Med, Los Angeles, CA 90095 USA
机构:Univ Calif Los Angeles, DOE, Lab Struct Biol & Mol Med, Los Angeles, CA 90095 USA
Atienza, JM
;
Suh, M
论文数: 0引用数: 0
h-index: 0
机构:Univ Calif Los Angeles, DOE, Lab Struct Biol & Mol Med, Los Angeles, CA 90095 USA
Suh, M
;
论文数: 引用数:
h-index:
机构:
Xenarios, I
;
Landgraf, R
论文数: 0引用数: 0
h-index: 0
机构:Univ Calif Los Angeles, DOE, Lab Struct Biol & Mol Med, Los Angeles, CA 90095 USA
Landgraf, R
;
Colicelli, J
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, DOE, Lab Struct Biol & Mol Med, Los Angeles, CA 90095 USAUniv Calif Los Angeles, DOE, Lab Struct Biol & Mol Med, Los Angeles, CA 90095 USA