The present invention relates to a tyrosine kinase-inducible domain (pKID) and uses thereof. An isolated polypeptide comprising the pKID, and an isolated polynucleotide comprising a nucleic acid sequence encoding the pKID are provided. Also provided are methods for determining tyrosine kinase and/or phosphatase activity in a sample and for identifying an agent that inhibits a tyrosine kinase or phosphatase using a polypeptide comprising the pKID.
展开▼
