Protein Tyrosine-kinase Overview

Encyclopedia: Tyrosine Kinase

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A tyrosine kinase is an enzyme that can transfer a phosphate group from ATP to a tyrosine residue in a protein. Tyrosine kinases are a subgroup of the larger class of protein kinases. Phosphorylation of proteins by kinases is an important mechanism in signal transduction for regulation of enzyme activity. There are over 100 3D structures of tyrosine kinases available at the Protein Data Bank. An example is PDB,the crystal...


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Question and Answer

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Which of the following is incorrectly matched with its description?
a) scaffolding protein -- large relay protein that may bind with several other relay proteins...

A. appears correct Scaffolding proteins - a type of large relay protein to which several other relay proteins are simultaneously attached to increase the efficiency of signal transduction. B. appears incorrect...

Asked by Lo - 14 months ago

G Proteins and RTK- receptor tyrosine kinases?
what are they for??? the most BRIEF explanation, please.

RTKs are a class of cell surface receptors, with a critical role in a lot of biological and cellular processes. For example, growth factors and hormones binds to them. A...

Asked by stellar - 7 months ago

Forum Posts

OmgiliOMGILI

  • chronic myeloid leukemia - 1 replies

    with tyrosine kinase activity. Auto-splenectomy is a term for the progressive... is transposed to the bcr region of chromosome 22, forming a hybrid bcr-abl gene, which codes...

    Jan 12, 2008

    www.omgili.com

  • PAth from Single-celled to Multi-celled Organisms - 3 replies

    these ancient organisms have similar levels of proteins that cells in more complex organisms, including humans into the organism's genome may mean that the proteins used to help cells communicate may have other roles

    Jul 03, 2008

    www.omgili.com

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