2b4t: Difference between revisions

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|PDB= 2b4t |SIZE=350|CAPTION= <scene name='initialview01'>2b4t</scene>, resolution 2.50&Aring;
|PDB= 2b4t |SIZE=350|CAPTION= <scene name='initialview01'>2b4t</scene>, resolution 2.50&Aring;
|SITE=  
|SITE=  
|LIGAND= <scene name='pdbligand=NAD:NICOTINAMIDE-ADENINE-DINUCLEOTIDE'>NAD</scene> and <scene name='pdbligand=AES:4-(2-AMINOETHYL)BENZENESULFONYL FLUORIDE'>AES</scene>
|LIGAND= <scene name='pdbligand=AES:4-(2-AMINOETHYL)BENZENESULFONYL+FLUORIDE'>AES</scene>, <scene name='pdbligand=NAD:NICOTINAMIDE-ADENINE-DINUCLEOTIDE'>NAD</scene>
|ACTIVITY= [http://en.wikipedia.org/wiki/Glyceraldehyde-3-phosphate_dehydrogenase_(phosphorylating) Glyceraldehyde-3-phosphate dehydrogenase (phosphorylating)], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=1.2.1.12 1.2.1.12]  
|ACTIVITY= <span class='plainlinks'>[http://en.wikipedia.org/wiki/Glyceraldehyde-3-phosphate_dehydrogenase_(phosphorylating) Glyceraldehyde-3-phosphate dehydrogenase (phosphorylating)], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=1.2.1.12 1.2.1.12] </span>
|GENE= PF14_0598 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=5833 Plasmodium falciparum])
|GENE= PF14_0598 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=5833 Plasmodium falciparum])
|DOMAIN=<span class='plainlinks'>[http://www.ncbi.nlm.nih.gov/Structure/cdd/cddsrv.cgi?uid=pfam02800 Gp_dh_C], [http://www.ncbi.nlm.nih.gov/Structure/cdd/cddsrv.cgi?uid=pfam00044 Gp_dh_N], [http://www.ncbi.nlm.nih.gov/Structure/cdd/cddsrv.cgi?uid=COG0057 GapA]</span>
|RESOURCES=<span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2b4t FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2b4t OCA], [http://www.ebi.ac.uk/pdbsum/2b4t PDBsum], [http://www.fli-leibniz.de/cgi-bin/ImgLib.pl?CODE=1kfv JenaLib], [http://www.rcsb.org/pdb/explore.do?structureId=2b4t RCSB]</span>
}}
}}


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[[Category: Robien, M A.]]
[[Category: Robien, M A.]]
[[Category: SGPP, Structural Genomics of Pathogenic Protozoa Consortium.]]
[[Category: SGPP, Structural Genomics of Pathogenic Protozoa Consortium.]]
[[Category: AES]]
[[Category: NAD]]
[[Category: gapdh]]
[[Category: gapdh]]
[[Category: glyceraldehyde-3-phosphate dehydrogenase]]
[[Category: glyceraldehyde-3-phosphate dehydrogenase]]
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[[Category: structural genomics of pathogenic protozoa consortium]]
[[Category: structural genomics of pathogenic protozoa consortium]]


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Revision as of 07:21, 26 March 2008

File:2b4t.gif


PDB ID 2b4t

Drag the structure with the mouse to rotate
, resolution 2.50Å
Ligands: ,
Gene: PF14_0598 (Plasmodium falciparum)
Activity: Glyceraldehyde-3-phosphate dehydrogenase (phosphorylating), with EC number 1.2.1.12
Domains: Gp_dh_C, Gp_dh_N, GapA
Resources: FirstGlance, OCA, PDBsum, JenaLib, RCSB
Coordinates: save as pdb, mmCIF, xml



Crystal structure of glyceraldehyde-3-phosphate dehydrogenase from Plasmodium falciparum at 2.25 Angstrom resolution reveals intriguing extra electron density in the active site


OverviewOverview

The crystal structure of D-glyceraldehyde-3-phosphate dehydrogenase (PfGAPDH) from the major malaria parasite Plasmodium falciparum is solved at 2.25 A resolution. The structure of PfGAPDH is of interest due to the dependence of the malaria parasite in infected human erythrocytes on the glycolytic pathway for its energy generation. Recent evidence suggests that PfGAPDH may also be required for other critical activities such as apical complex formation. The cofactor NAD(+) is bound to all four subunits of the tetrameric enzyme displaying excellent electron densities. In addition, in all four subunits a completely unexpected large island of extra electron density in the active site is observed, approaching closely the nicotinamide ribose of the NAD(+). This density is most likely the protease inhibitor AEBSF, found in maps from two different crystals. This putative AEBSF molecule is positioned in a crucial location and hence our structure, with expected and unexpected ligands bound, can be of assistance in lead development and design of novel antimalarials.

About this StructureAbout this Structure

2B4T is a Single protein structure of sequence from Plasmodium falciparum. Full crystallographic information is available from OCA.

ReferenceReference

Crystal structure of glyceraldehyde-3-phosphate dehydrogenase from Plasmodium falciparum at 2.25 A resolution reveals intriguing extra electron density in the active site., Robien MA, Bosch J, Buckner FS, Van Voorhis WC, Worthey EA, Myler P, Mehlin C, Boni EE, Kalyuzhniy O, Anderson L, Lauricella A, Gulde S, Luft JR, DeTitta G, Caruthers JM, Hodgson KO, Soltis M, Zucker F, Verlinde CL, Merritt EA, Schoenfeld LW, Hol WG, Proteins. 2006 Mar 15;62(3):570-7. PMID:16345073

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