2hbh

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==Overview==
==Overview==
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The crystal structures of vitamin D nuclear receptor (VDR) have revealed, that all compounds are anchored by the same residues to the ligand binding, pocket (LBP). Based on this observation, a synthetic analog with a locked, side chain (21-nor-calcitriol-20(22),23-diyne) has been synthesized in, order to gain in entropy energy with a predefined active side chain, conformation. The crystal structure of VDR LBD bound to this locked side, chain analogue while confirming the docking provides a structural basis, for the activity of this compound.
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The crystal structures of vitamin D nuclear receptor (VDR) have revealed that all compounds are anchored by the same residues to the ligand binding pocket (LBP). Based on this observation, a synthetic analog with a locked side chain (21-nor-calcitriol-20(22),23-diyne) has been synthesized in order to gain in entropy energy with a predefined active side chain conformation. The crystal structure of VDR LBD bound to this locked side chain analogue while confirming the docking provides a structural basis for the activity of this compound.
==About this Structure==
==About this Structure==
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[[Category: alpha helical sandwich]]
[[Category: alpha helical sandwich]]
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''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Wed Jan 23 15:26:57 2008''
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''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Thu Feb 21 17:40:08 2008''

Revision as of 15:40, 21 February 2008


2hbh, resolution 2.65Å

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Crystal structure of Vitamin D nuclear receptor ligand binding domain bound to a locked side-chain analog of calcitriol and SRC-1 peptide

Overview

The crystal structures of vitamin D nuclear receptor (VDR) have revealed that all compounds are anchored by the same residues to the ligand binding pocket (LBP). Based on this observation, a synthetic analog with a locked side chain (21-nor-calcitriol-20(22),23-diyne) has been synthesized in order to gain in entropy energy with a predefined active side chain conformation. The crystal structure of VDR LBD bound to this locked side chain analogue while confirming the docking provides a structural basis for the activity of this compound.

About this Structure

2HBH is a Protein complex structure of sequences from Danio rerio with as ligand. Full crystallographic information is available from OCA.

Reference

Crystal structure of the vitamin D nuclear receptor ligand binding domain in complex with a locked side chain analog of calcitriol., Rochel N, Hourai S, Perez-Garcia X, Rumbo A, Mourino A, Moras D, Arch Biochem Biophys. 2007 Apr 15;460(2):172-6. Epub 2007 Feb 20. PMID:17346665

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