Structure of PDB 3k5c Chain C Binding Site BS01

Receptor Information
>3k5c Chain C (length=381) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SFVEMVDNLRGKSGQGYYVEMTVGSPPQTLNILVDTGSSNFAVGAAPHPF
LHRYYQRQLSSTYRDLRKGVYVPYTQGKWEGELGTDLVSIPHGPNVTVRA
NIAAITESDKFFINGSNWEGILGLAYAEIARPDDSLEPFFDSLVKQTHVP
NLFSLQLCGAGFPASVGGSMIIGGIDHSLYTGSLWYTPIRREWYYEVIIV
RVEINGQDLKMDCKEYNYDKSIVDSGTTNLRLPKKVFEAAVKSIKAASST
EKFPDGFWLGEQLVCWQAGTTPWNIFPVISLYLMGEVTNQSFRITILPQQ
YLRPVEDVATSQDDCYKFAISQSSTGTVMGAVIMEGFYVVFDRARKRIGF
AVSACHVHDEFRTAAVEGPFVTLDMEDCGYN
Ligand information
Ligand ID0BI
InChIInChI=1S/C35H45N3O4/c1-24(2)27-9-7-10-29(20-27)35(12-13-35)37-22-33(39)32-19-25-8-6-11-31(18-25)42-15-5-4-14-36-30-17-26(23-41-3)16-28(21-30)34(40)38-32/h6-11,16-18,20-21,24,32-33,36-37,39H,4-5,12-15,19,22-23H2,1-3H3,(H,38,40)/t32-,33+/m0/s1
InChIKeyGCZHKZTYTMTFGU-JHOUSYSJSA-N
SMILES
SoftwareSMILES
CACTVS 3.352COCc1cc2NCCCCOc3cccc(C[C@H](NC(=O)c(c1)c2)[C@H](O)CNC4(CC4)c5cccc(c5)C(C)C)c3
OpenEye OEToolkits 1.7.0CC(C)c1cccc(c1)C2(CC2)NCC(C3Cc4cccc(c4)OCCCCNc5cc(cc(c5)C(=O)N3)COC)O
OpenEye OEToolkits 1.7.0CC(C)c1cccc(c1)C2(CC2)NC[C@H]([C@@H]3Cc4cccc(c4)OCCCCNc5cc(cc(c5)C(=O)N3)COC)O
CACTVS 3.352COCc1cc2NCCCCOc3cccc(C[CH](NC(=O)c(c1)c2)[CH](O)CNC4(CC4)c5cccc(c5)C(C)C)c3
FormulaC35 H45 N3 O4
Name(4S)-4-[(1R)-1-hydroxy-2-({1-[3-(1-methylethyl)phenyl]cyclopropyl}amino)ethyl]-19-(methoxymethyl)-11-oxa-3,16-diazatric yclo[15.3.1.1~6,10~]docosa-1(21),6(22),7,9,17,19-hexaen-2-one;
(S)-4-{(R)-1-Hydroxy-2-[1-(3-isopropyl-phenyl)-cyclopropylamino]-ethyl}-19-methoxymethyl-11-oxa 3,16-diaza-tricyclo[15.3.1.1*6,10*]docosa-1(21),6,8,10(22),17 ,19-hexaen-2-one
ChEMBLCHEMBL595066
DrugBank
ZINCZINC000043203209
PDB chain3k5c Chain C Residue 387 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3k5c Macrocyclic BACE-1 inhibitors acutely reduce Abeta in brain after po application.
Resolution2.12 Å
Binding residue
(original residue number in PDB)		G11 Q12 L30 D32 G34 S35 Y71 T72 Q73 F108 I110 I126 D228 G230 T231 T232 R235
Binding residue
(residue number reindexed from 1)		G14 Q15 L33 D35 G37 S38 Y74 T75 Q76 F111 I113 I129 D224 G226 T227 T228 R231
Annotation score1
Binding affinityMOAD: ic50=17nM
BindingDB: IC50=20nM
Enzymatic activity
Catalytic site (original residue number in PDB) D32 S35 N37 A39 Y71 D228 T231
Catalytic site (residue number reindexed from 1) D35 S38 N40 A42 Y74 D224 T227
Enzyme Commision number 3.4.23.46: memapsin 2.
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:3k5c, PDBe:3k5c, PDBj:3k5c
PDBsum3k5c
PubMed19963375
UniProtP56817|BACE1_HUMAN Beta-secretase 1 (Gene Name=BACE1)

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