Structure of PDB 5y1w Chain A

Receptor sequence

>5y1wA (length=890) Species: 186763 (Plasmodium falciparum FcB1/Columbia)

PKIHYRKDYKPSGFIINNVTLNINIHDNETIVRSVLDMDISKHNVGEDLV
FDGVGLKINEISINNKKLVEGEEYTYDNEFLTIFSKFVPKSKFAFSSEVI
IHPETNYALTGLYKSKNIIVSQCEATGFRRITFFIDRPDMMAKYDVTVTA
DKEKYPVLLSNGDKVNEFEIPGGRHGARFNDPHLKPCYLFAVVAGDLKHL
SATYITKYTKKKVELYVFSEEKYVSKLQWALECLKKSMAFDEDYFGLEYD
LSRLNLVAVSDFNVGAMENKGLNIFNANSLLASKKNSIDFSYARILTVVG
HEYFHNYTGNRVTLRDWFQLTLKEGLTVHRENLFSEEMTKTVTTRLSHVD
LLRSVQFLEDSSPLSHPIRPESYVSMENFYTTTVYDKGSEVMRMYLTILG
EEYYKKGFDIYIKKNDGNTATCEDFNYAMEQAYKMKKADNSANLNQYLLW
FSQSGTPHVSFKYNYDAEKKQYSIHVNQYTKPDENQKEKKPLFIPISVGL
INPENGKEMISQTTLELTKESDTFVFNNIAVKPIPSLFRGFSAPVYIEDN
LTDEERILLLKYDSDAFVRYNSCTNIYMKQILMNYNEFLKAKNEKLESFN
LTPVNAQFIDAIKYLLEDPHADAGFKSYIVSLPQDRYIINFVSNLDTDVL
ADTKEYIYKQIGDKLNDVYYKMFKSLEAKADDLTYFNDESHVDFDQMNMR
TLRNTLLSLLSKAQYPNILNEIIEHSKSPYPSNWLTSLSVSAYFDKYFEL
YDKTYKLSKDDELLLQEWLKTVSRSDRKDIYEILKKLENEVLKDSKNPND
IRAVYLPFTNNLRRFHDISGKGYKLIAEVITKTDKFNPMVATQLCEPFKL
WNKLDTKRQELMLNEMNTMLQEPNISNNLKEYLLRLTNKL

3D structure

• PDB: 5y1w Crystal structure of Plasmodium falciparum aminopeptidase N with Magnesium bound to active site Zinc
• Chain: A
• Resolution: 1.56 Å

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

Gene Ontology

Molecular Function

• GO:0008237 metallopeptidase activity
• GO:0008270 zinc ion binding

Biological Process

• GO:0006508 proteolysis

External links

• PDB: RCSB:5y1w, PDBe:5y1w, PDBj:5y1w
• PDBsum: 5y1w
• UniProt: O96935|AMPN_PLAF7 Aminopeptidase N (Gene Name=M1AAP)