SH2 Domains of Tyrosine Kinases Function to

question 12

Multiple Choice

SH2 domains of tyrosine kinases function to

• A)Catalyze activation of downstream pathways.
• B)Act as receptors for phosphotyrosine-containing oligopeptide ligands.
• C)Localize the protein to specific sites in the cell.
• D)B and C.
• E)None of the above.

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Definitions:

Chlorine

A chemical element with symbol Cl and atomic number 17, a yellow-green gas at room temperature, widely used in water purification, in disinfectants, and in the production of various chemicals.

Sodium

A chemical element with the symbol Na, known for its high reactivity and essential role in biological systems, especially in nerve impulse conduction.

Covalent

Pertaining to chemical bonds formed by the sharing of one or more pairs of electrons between atoms.

Ionic

Relating to ions; typically describes chemical bonds formed between atoms when electrons are transferred, resulting in charged particles.