Structure of PDB 4j1i Chain A

Receptor sequence
>4j1iA (length=371) Species: 9606 (Homo sapiens) [Search protein sequence]
RGSFVEMVDNLRGKSGQGYYVEMTVGSPPQTLNILVDTGSSNFAVGAAPH
PFLHRYYQRQLSSTYRDLRKGVYVPYTQGKWEGELGTDLVSIPHGPNVTV
RANIAAITESDKFFINGSNWEGILGLAYAEIARPDDSLEPFFDSLVKQTH
VPNLFSLQLCGSVGGSMIIGGIDHSLYTGSLWYTPIRREWYYEVIIVRVE
INGQDLKMDCKEYNYDKSIVDSGTTNLRLPKKVFEAAVASIKAASSTEKF
PDGFWLGEQLVCWQAGTTPWNIFPVISLYLMGEVTNQSFRITILPQQYLR
PVEDCYKFAISQSSTGTVMGAVIMEGFYVVFDRARKRIGFAVSACHVHDE
FRTAAVEGPFVTLDMEDCGYN
3D structure
PDB4j1i beta-Secretase (BACE1) Inhibitors with High In Vivo Efficacy Suitable for Clinical Evaluation in Alzheimer s Disease
ChainA
Resolution2.05 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D93 S96 N98 A100 Y132 D289 T292
Catalytic site (residue number reindexed from 1) D37 S40 N42 A44 Y76 D221 T224
Enzyme Commision number 3.4.23.46: memapsin 2.
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 1HH A G72 Q73 G74 L91 D93 Y132 F169 D289 G291 T293 G16 Q17 G18 L35 D37 Y76 F113 D221 G223 T225 MOAD: ic50=0.04uM
PDBbind-CN: -logKd/Ki=7.40,IC50=40nM
Gene Ontology
Molecular Function
GO:0004190 aspartic-type endopeptidase activity
Biological Process
GO:0006508 proteolysis
Cellular Component
GO:0016020 membrane

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:4j1i, PDBe:4j1i, PDBj:4j1i
PDBsum4j1i
PubMed23590342
UniProtP56817|BACE1_HUMAN Beta-secretase 1 (Gene Name=BACE1)

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