Structure of PDB 4k5o Chain A

Receptor sequence
>4k5oA (length=889) Species: 186763 (Plasmodium falciparum FcB1/Columbia) [Search protein sequence]
PKIHYRKDYKPSGFIINQVTLNINIHDQETIVRSVLDMDISKHNVGEDLV
FDGVGLKINEISINNKKLVEGEEYTYDNEFLTIFSKFVPKSKFAFSSEVI
IHPETNYALTGLYKSKNIIVSQCEATGFRRITFFIDRPDMMAKYDVTVTA
DKEKYPVLLSNGDKVNEFEIPGGRHGARFNDPPLKPCYLFAVVAGDLKHL
SATYITKYTKKKVELYVFSEEKYVSKLQWALECLKKSMAFDEDYFGLEYD
LSRLNLVAVSDFNVGAMENKGLNIFNANSLLASKKNSIDFSYARILTVVG
HEYFHQYTGNRVTLRDWFQLTLKEGLTVHRENLFSEEMTKTVTTRLSHVD
LLRSVQFLEDSSPLSHPIRPESYVSMENFYTTTVYDKGSEVMRMYLTILG
EEYYKKGFDIYIKKNDGNTATCEDFNYAMEQAYKMKKADNSANLNQYLLW
FSQSGTPHVSFKYNYDAEKKQYSIHVNQYTKPDENQKEKKPLFIPISVGL
INPENGKEMISQTTLELTKESDTFVFNNIAVKPIPSLFRGFSAPVYIEDQ
LTDEERILLLKYDSDAFVRYNSCTNIYMKQILMNYNEFLKAKNEKLESFQ
LTPVNAQFIDAIKYLLEDPHADAGFKSYIVSLPQDRYIINFVSNLDTDVL
ADTKEYIYKQIGDKLNDVYYKMFKSLEAKADDLTYFNDESHVDFDQMNMR
TLRNTLLSLLSKAQYPNILNEIIEHSKSPYPSNWLTSLSVSAYFDKYFEL
YDKTYKLSKDDELLLQEWLKTVSRSDRKDIYEILKKLENEVLKDSKNPND
IRAVYLPFTNNLRRFHDISGKGYKLIAEVITKTDKFNPMVATQLCEPFKL
WNKLDTKRQELMLNEMNTMLQEPQISNNLKEYLLRLTNK
3D structure
PDB4k5o Synthesis and Structure-Activity Relationships of Phosphonic Arginine Mimetics as Inhibitors of the M1 and M17 Aminopeptidases from Plasmodium falciparum.
ChainA
Resolution1.9 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) E463 H496 E497 H500 E519 E572 Y580
Catalytic site (residue number reindexed from 1) E268 H301 E302 H305 E324 E377 Y385
Enzyme Commision number 3.4.11.-
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 ZN A H496 H500 E519 H301 H305 E324
BS02 1OT A E319 V459 A461 M462 E463 H496 E497 H500 E519 Y575 Y580 M1034 E124 V264 A266 M267 E268 H301 E302 H305 E324 Y380 Y385 M839 MOAD: Ki=104uM
PDBbind-CN: -logKd/Ki=3.98,Ki=104uM
Gene Ontology
Molecular Function
GO:0008237 metallopeptidase activity
GO:0008270 zinc ion binding
Biological Process
GO:0006508 proteolysis

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Molecular Function
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Biological Process
External links
PDB RCSB:4k5o, PDBe:4k5o, PDBj:4k5o
PDBsum4k5o
PubMed23713488
UniProtO96935|AMPN_PLAF7 Aminopeptidase N (Gene Name=M1AAP)

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