| Term 
 | Definition 
 
        | large gene family, members of which transfer gamma-phosphate of ATP to hydroxyl oxygen of Serine, threonine, or tyrosine. |  | 
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        | Term 
 | Definition 
 
        | Protein serine/threonine kinases |  | 
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        | Term 
 | Definition 
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        | Term 
 | Definition 
 
        | dual specificity kinases - target serine, threonine, and tyrosine residues |  | 
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        | Term 
 | Definition 
 
        | phosphoprotein phosphatases - accelerate hydrolysis of phosphate monoester bond on phosphatized proteins |  | 
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        | Term 
 | Definition 
 
        | protein serine/threonine phosphatases |  | 
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        | Term 
 | Definition 
 
        | protein tyrosine phosphatases |  | 
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        | Term 
 | Definition 
 
        | dual specificity protein phosphatases |  | 
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        | Term 
 | Definition 
 
        | proteins that bind to activated nuclear receptors to increase, prolong, or permit their activity |  | 
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        | Term 
 | Definition 
 
        | family of GTP hydrolases that act as molecular switches - activated by guanine exchange factors |  | 
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        | Term 
 | Definition 
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