1poc

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[[Image:1poc.gif|left|200px]]
[[Image:1poc.gif|left|200px]]
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{{Structure
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<!--
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|PDB= 1poc |SIZE=350|CAPTION= <scene name='initialview01'>1poc</scene>, resolution 2.0&Aring;
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The line below this paragraph, containing "STRUCTURE_1poc", creates the "Structure Box" on the page.
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|SITE=
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You may change the PDB parameter (which sets the PDB file loaded into the applet)
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|LIGAND= <scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=GEL:1-O-OCTYL-2-HEPTYLPHOSPHONYL-SN-GLYCERO-3-PHOSPHOETHANOLAMINE'>GEL</scene>
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or the SCENE parameter (which sets the initial scene displayed when the page is loaded),
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|ACTIVITY= <span class='plainlinks'>[http://en.wikipedia.org/wiki/Phospholipase_A(2) Phospholipase A(2)], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.1.1.4 3.1.1.4] </span>
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or leave the SCENE parameter empty for the default display.
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|GENE=
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-->
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|DOMAIN=
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{{STRUCTURE_1poc| PDB=1poc | SCENE= }}
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|RELATEDENTRY=
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|RESOURCES=<span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1poc FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1poc OCA], [http://www.ebi.ac.uk/pdbsum/1poc PDBsum], [http://www.rcsb.org/pdb/explore.do?structureId=1poc RCSB]</span>
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}}
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'''CRYSTAL STRUCTURE OF BEE-VENOM PHOSPHOLIPASE A2 IN A COMPLEX WITH A TRANSITION-STATE ANALOGUE'''
'''CRYSTAL STRUCTURE OF BEE-VENOM PHOSPHOLIPASE A2 IN A COMPLEX WITH A TRANSITION-STATE ANALOGUE'''
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Crystal structure of bee-venom phospholipase A2 in a complex with a transition-state analogue., Scott DL, Otwinowski Z, Gelb MH, Sigler PB, Science. 1990 Dec 14;250(4987):1563-6. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/2274788 2274788]
Crystal structure of bee-venom phospholipase A2 in a complex with a transition-state analogue., Scott DL, Otwinowski Z, Gelb MH, Sigler PB, Science. 1990 Dec 14;250(4987):1563-6. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/2274788 2274788]
[[Category: Apis mellifera]]
[[Category: Apis mellifera]]
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[[Category: Phospholipase A(2)]]
 
[[Category: Single protein]]
[[Category: Single protein]]
[[Category: Otwinowski, Z.]]
[[Category: Otwinowski, Z.]]
[[Category: Scott, D L.]]
[[Category: Scott, D L.]]
[[Category: Sigler, P B.]]
[[Category: Sigler, P B.]]
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[[Category: hydrolase]]
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[[Category: Hydrolase]]
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''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Sat May 3 05:18:22 2008''
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''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Sun Mar 30 23:02:19 2008''
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Revision as of 02:18, 3 May 2008

Template:STRUCTURE 1poc

CRYSTAL STRUCTURE OF BEE-VENOM PHOSPHOLIPASE A2 IN A COMPLEX WITH A TRANSITION-STATE ANALOGUE


Overview

The 2.0 angstroms crystal structure of a complex containing bee-venom phospholipase A2 (PLA2) and a phosphonate transition-state analogue was solved by multiple isomorphous replacement. The electron-density map is sufficiently detailed to visualize the proximal sugars of the enzyme's N-linked carbohydrate and a single molecule of the transition-state analogue bound ot its active center. Although bee-venom PLA2 does not belong to the large homologous Class I/II family that encompasses most other well-studied PLA2s, there is segmental sequence similarity and conservation of many functional substructures. Comparison of the bee-venom enzyme with other phospholipase structures provides compelling evidence for a common catalytic mechanism.

About this Structure

1POC is a Single protein structure of sequence from Apis mellifera. Full crystallographic information is available from OCA.

Reference

Crystal structure of bee-venom phospholipase A2 in a complex with a transition-state analogue., Scott DL, Otwinowski Z, Gelb MH, Sigler PB, Science. 1990 Dec 14;250(4987):1563-6. PMID:2274788 Page seeded by OCA on Sat May 3 05:18:22 2008

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