Structure of PDB 4r5n Chain A

Receptor sequence
>4r5nA (length=393) Species: 9606 (Homo sapiens) [Search protein sequence]
FVEMVDNLRGKSGQGYYVEMTVGSPPQTLNILVDTGSSNFAVGAAPHPFL
HRYYQRQLSSTYRDLRKGVYVPYTQGKWEGELGTDLVSIPHGPNVTVRAN
IAAITESDKFFINGSNWEGILGLAYAEIARPDDSLEPFFDSLVKQTHVPN
LFSLQLCGSEVLASVGGSMIIGGIDHSLYTGSLWYTPIRREWYYEVIIVR
VEINGQDLKMDCKEYNYDKSIVDSGTTNLRLPKKVFEAAVKSIKAASSTE
KFPDGFWLGEQLVCWQAGTTPWNIFPVISLYLMGEVTNQSFRITILPQQY
LRPVEDVATSQDDCYKFAISQSSTGTVMGAVIMEGFYVVFDRARKRIGFA
VSACHVHDEFRTAAVEGPFVTLDMEDCGYNIPQTDESRSHHHH
3D structure
PDB4r5n 8-Tetrahydropyran-2-yl Chromans: Highly Selective Beta-Site Amyloid Precursor Protein Cleaving Enzyme 1 (BACE1) Inhibitors.
ChainA
Resolution1.8 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) D34 S37 N39 A41 Y73 D223 T226
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 3J9 A G72 Q73 G74 L91 D93 Y132 F169 I171 W176 D289 G291 G13 Q14 G15 L32 D34 Y73 F110 I112 W117 D223 G225 MOAD: ic50=76nM
PDBbind-CN: -logKd/Ki=7.12,IC50=76nM
BindingDB: IC50=60nM
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:4r5n, PDBe:4r5n, PDBj:4r5n
PDBsum4r5n
PubMed25411915
UniProtP56817|BACE1_HUMAN Beta-secretase 1 (Gene Name=BACE1)

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