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Determining structure and function of protein molecules is a cornerstone
of many aspects of modern biology and medicine. The main focus of our lab is
to develop bioinformatics algorithms to predict the 3-dimensional structures
of proteins from amino acid sequences
and then deduce the biological functions based on the
sequence-to-structure-to-function paradigm.
We are also working on the modeling
of ligand-protein and protein-protein interactions. We are especially
interested in the structures of G protein-coupled receptors
(GPCR) and the interactions with the associated ligands with the purpose of
developing new drugs to regulate these interactions.
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Critical Assessment of Structure Prediction (CASP)
is a biyearly worldwide competition in protein structure prediction.
Our lab participated in the recent 7th CASP experiment as "Zhang" in the
Human section and as "Zhang-Server" in the Server section;
both were ranked as the No 1 according to the cumulative GDT-TS
score of all targets. Detailed results based on a variety
of other ranking criterions can be found at
here or
the CASP7 webpage.
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I-TASSER server
is an Internet service for automated protein structure and function predictions.
As of today (Nov 22, 2009), the server has completed structural and function predictions for
29541 proteins,
which have been submitted by
6395
registered users from
82
countries in the world.
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