Structure of PDB 3l5b Chain A

Receptor sequence
>3l5bA (length=387) Species: 9606 (Homo sapiens) [Search protein sequence]
GSFVEMVDNLRGKSGQGYYVEMTVGSPPQTLNILVDTGSSNFAVGAAPHP
FLHRYYQRQLSSTYRDLRKGVYVPYKWEGELGTDLVSIPHGPNVTVRANI
AAITESDKFFINGSNWEGILGLAYAEIARPDDSLEPFFDSLVKQTHVPNL
FSLQLCGAGFPLNQSEVLASVGGSMIIGGIDHSLYTGSLWYTPIRREWYY
EVIIVRVEINGQDLKMDCKEYNYDKSIVDSGTTNLRLPKKVFEAAVKSIK
AASSTEKFPDGFWLGEQLVCWQAGTTPWNIFPVISLYLMGEVTNQSFRIT
ILPQQYLRPVEDVATSQDDCYKFAISQSSTGTVMGAVIMEGFYVVFDRAR
KRIGFAVSACHVHDEFRTAAVEGPFVTLDMEDCGYNI
3D structure
PDB3l5b Discovery of Cyclic Acylguanidines as Highly Potent and Selective beta-Site Amyloid Cleaving Enzyme (BACE) Inhibitors: Part I-Inhibitor Design and Validation
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) D36 S39 N41 A43 Y75 D229 T232
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 BDO A D93 D289 G291 D36 D229 G231 MOAD: Kd=123uM
PDBbind-CN: -logKd/Ki=3.91,Kd=123uM
Gene Ontology
Molecular Function
GO:0004190 aspartic-type endopeptidase activity
Biological Process
GO:0006508 proteolysis
Cellular Component
GO:0016020 membrane

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Cellular Component
External links
PDB RCSB:3l5b, PDBe:3l5b, PDBj:3l5b
PDBsum3l5b
PubMed20043696
UniProtP56817|BACE1_HUMAN Beta-secretase 1 (Gene Name=BACE1)

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