2c93: Difference between revisions

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[[Image:2c93.gif|left|200px]]<br /><applet load="2c93" size="350" color="white" frame="true" align="right" spinBox="true"
[[Image:2c93.gif|left|200px]]
caption="2c93, resolution 2.20&Aring;" />
 
'''THROMBIN INHIBITORS'''<br />
{{Structure
|PDB= 2c93 |SIZE=350|CAPTION= <scene name='initialview01'>2c93</scene>, resolution 2.20&Aring;
|SITE= <scene name='pdbsite=AC1:C4m+Binding+Site+For+Chain+B'>AC1</scene>
|LIGAND= <scene name='pdbligand=NA:SODIUM+ION'>NA</scene>, <scene name='pdbligand=DMS:DIMETHYL+SULFOXIDE'>DMS</scene> and <scene name='pdbligand=C4M:N-[(2R,3S)-3-AMINO-2-HYDROXY-4-PHENYLBUTYL]-4-METHOXY-2,3,6-TRIMETHYLBENZENESULFONAMIDE'>C4M</scene>
|ACTIVITY= [http://en.wikipedia.org/wiki/Thrombin Thrombin], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.4.21.5 3.4.21.5]
|GENE=
}}
 
'''THROMBIN INHIBITORS'''
 


==Overview==
==Overview==
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==About this Structure==
==About this Structure==
2C93 is a [http://en.wikipedia.org/wiki/Protein_complex Protein complex] structure of sequences from [http://en.wikipedia.org/wiki/Hirudo_medicinalis Hirudo medicinalis] and [http://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens] with <scene name='pdbligand=NA:'>NA</scene>, <scene name='pdbligand=DMS:'>DMS</scene> and <scene name='pdbligand=C4M:'>C4M</scene> as [http://en.wikipedia.org/wiki/ligands ligands]. Active as [http://en.wikipedia.org/wiki/Thrombin Thrombin], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.4.21.5 3.4.21.5] Known structural/functional Site: <scene name='pdbsite=AC1:C4m+Binding+Site+For+Chain+B'>AC1</scene>. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2C93 OCA].  
2C93 is a [[Protein complex]] structure of sequences from [http://en.wikipedia.org/wiki/Hirudo_medicinalis Hirudo medicinalis] and [http://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2C93 OCA].  


==Reference==
==Reference==
Application of fragment screening and fragment linking to the discovery of novel thrombin inhibitors., Howard N, Abell C, Blakemore W, Chessari G, Congreve M, Howard S, Jhoti H, Murray CW, Seavers LC, van Montfort RL, J Med Chem. 2006 Feb 23;49(4):1346-55. PMID:[http://ispc.weizmann.ac.il//pmbin/getpm?pmid=16480269 16480269]
Application of fragment screening and fragment linking to the discovery of novel thrombin inhibitors., Howard N, Abell C, Blakemore W, Chessari G, Congreve M, Howard S, Jhoti H, Murray CW, Seavers LC, van Montfort RL, J Med Chem. 2006 Feb 23;49(4):1346-55. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/16480269 16480269]
[[Category: Hirudo medicinalis]]
[[Category: Hirudo medicinalis]]
[[Category: Homo sapiens]]
[[Category: Homo sapiens]]
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[[Category: thrombin]]
[[Category: thrombin]]


''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Thu Feb 21 16:46:15 2008''
''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Thu Mar 20 16:12:27 2008''

Revision as of 17:12, 20 March 2008

File:2c93.gif


PDB ID 2c93

Drag the structure with the mouse to rotate
, resolution 2.20Å
Sites:
Ligands: , and
Activity: Thrombin, with EC number 3.4.21.5
Coordinates: save as pdb, mmCIF, xml



THROMBIN INHIBITORS


OverviewOverview

The screening of fragments is an alternative approach to high-throughput screening for the identification of leads for therapeutic targets. Fragment hits have been discovered using X-ray crystallographic screening of protein crystals of the serine protease enzyme thrombin. The fragment library was designed to avoid any well-precedented, strongly basic functionality. Screening hits included a novel ligand (3), which binds exclusively to the S2-S4 pocket, in addition to smaller fragments which bind to the S1 pocket. The structure of these protein-ligand complexes are presented. A chemistry strategy to link two such fragments together and to synthesize larger drug-sized compounds resulted in the efficient identification of hybrid inhibitors with nanomolar potency (e.g., 7, IC50 = 3.7 nM). These potent ligands occupy the same area of the active site as previously described peptidic inhibitors, while having very different chemical architecture.

DiseaseDisease

Known diseases associated with this structure: Dysprothrombinemia OMIM:[176930], Hyperprothrombinemia OMIM:[176930], Hypoprothrombinemia OMIM:[176930]

About this StructureAbout this Structure

2C93 is a Protein complex structure of sequences from Hirudo medicinalis and Homo sapiens. Full crystallographic information is available from OCA.

ReferenceReference

Application of fragment screening and fragment linking to the discovery of novel thrombin inhibitors., Howard N, Abell C, Blakemore W, Chessari G, Congreve M, Howard S, Jhoti H, Murray CW, Seavers LC, van Montfort RL, J Med Chem. 2006 Feb 23;49(4):1346-55. PMID:16480269

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