Structure of PDB 2igy Chain B

Receptor sequence
>2igyB (length=329) Species: 5833 (Plasmodium falciparum) [Search protein sequence]
SSNDNIELVDFQNIMFYGDAEVGDNQQPFTFILDTGSANLWVPSVKCTTA
GCLTKHLYDSSKSRTYEKDGTKVEMNYVSGTVSGFFSKDLVTVGNLSLPY
KFIEVIDTNGFEPTYTASTFDGILGLGWKDLSIGSVDPIVVELKNQNKIE
NALFTFYLPVHDKHTGFLTIGGIEERFYEGPLTYEKLNHDLYWQITLDAH
VGNIMLEKANCIVDSGTSAITVPTDFLNKMLQNLDVIKVPFLPFYVTLCN
NSKLPTFEFTSENGKYTLEPEYYLQHIEDVGPGLCMLNIIGLDFPVPTFI
LGDPFMRKYFTVFDYDNHSVGIALAKKNL
3D structure
PDB2igy Achiral, Cheap, and Potent Inhibitors of Plasmepsins I, II, and IV.
ChainB
Resolution2.6 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D34 S37 N39 W41 Y77 D214 T217
Catalytic site (residue number reindexed from 1) D34 S37 N39 W41 Y77 D214 T217
Enzyme Commision number 3.4.23.39: plasmepsin II.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 A2T B G36 W41 Y77 F111 I123 I212 G216 S218 I300 G36 W41 Y77 F111 I123 I212 G216 S218 I300 BindingDB: IC50=113nM
Gene Ontology
Molecular Function
GO:0004190 aspartic-type endopeptidase activity
Biological Process
GO:0006508 proteolysis

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Molecular Function
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Biological Process
External links
PDB RCSB:2igy, PDBe:2igy, PDBj:2igy
PDBsum2igy
PubMed17091526
UniProtP46925|PLM2_PLAFX Plasmepsin II (Gene Name=PMII)

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