Structure of PDB 1epq Chain E Binding Site BS01

Receptor Information
>1epq Chain E (length=330) Species: 5116 (Cryphonectria parasitica) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
STGSATTTPIDSLDDAYITPVQIGTPAQTLNLDFDTGSSDLWVFSSETTA
SEVDGQTIYTPSKSTTAKLLSGATWSISYGDGSSSSGDVYTDTVSVGGLT
VTGQAVESAKKVSSSFTEDSTIDGLLGLAFSTLNTVSPTQQKTFFDNAKA
SLDSPVFTADLGYHAPGTYNFGFIDTTAYTGSITYTAVSTKQGFWEWTST
GYAVGSGTFKSTSIDGIADTGTTLLYLPATVVSAYWAQVSGAKSSSSVGG
YVFPCSATLPSFTFGVGSARIVIPGDYIDFGPISTGSSSCFGGIQSSAGI
GINIFGDVALKAAFVVFNGATTPTLGFASK
Ligand information
Ligand ID0QF
InChIInChI=1S/C31H52N4O7S2/c1-4-43-31(30(39)32-25(20-23-11-7-5-8-12-23)28(37)27(36)19-22(2)3)33-29(38)26(21-24-13-9-6-10-14-24)34-44(40,41)35-15-17-42-18-16-35/h6,9-10,13-14,22-23,25-28,31,34,36-37H,4-5,7-8,11-12,15-21H2,1-3H3,(H,32,39)(H,33,38)/t25-,26-,27-,28+,31-/m0/s1
InChIKeyKJPRBAWNGKPDKH-WKEJTYEPSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.0CCSC(C(=O)NC(CC1CCCCC1)C(C(CC(C)C)O)O)NC(=O)C(Cc2ccccc2)NS(=O)(=O)N3CCOCC3
CACTVS 3.370CCS[C@H](NC(=O)[C@H](Cc1ccccc1)N[S](=O)(=O)N2CCOCC2)C(=O)N[C@@H](CC3CCCCC3)[C@@H](O)[C@@H](O)CC(C)C
ACDLabs 12.01O=S(=O)(N1CCOCC1)NC(C(=O)NC(SCC)C(=O)NC(CC2CCCCC2)C(O)C(O)CC(C)C)Cc3ccccc3
OpenEye OEToolkits 1.7.0CCS[C@@H](C(=O)N[C@@H](CC1CCCCC1)[C@H]([C@H](CC(C)C)O)O)NC(=O)[C@H](Cc2ccccc2)NS(=O)(=O)N3CCOCC3
CACTVS 3.370CCS[CH](NC(=O)[CH](Cc1ccccc1)N[S](=O)(=O)N2CCOCC2)C(=O)N[CH](CC3CCCCC3)[CH](O)[CH](O)CC(C)C
FormulaC31 H52 N4 O7 S2
NameN-[(1S)-2-{[(2S,3R,4S)-1-cyclohexyl-3,4-dihydroxy-6-methylheptan-2-yl]amino}-1-(ethylsulfanyl)-2-oxoethyl]-Nalpha-(morp holin-4-ylsulfonyl)-L-phenylalaninamide;
PD-133,450
ChEMBL
DrugBank
ZINCZINC000025989196
PDB chain1epq Chain E Residue 327 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1epq Analyses of ligand binding in five endothiapepsin crystal complexes and their use in the design and evaluation of novel renin inhibitors.
Resolution1.9 Å
Binding residue
(original residue number in PDB)
D32 Y75 G76 D77 F111 F189 D215 G217 T218 T219 I297
Binding residue
(residue number reindexed from 1)
D35 Y79 G80 D81 F116 F194 D219 G221 T222 T223 I300
Annotation score1
Binding affinityMOAD: Ki=6.5nM
PDBbind-CN: -logKd/Ki=8.19,Ki=6.5nM
Enzymatic activity
Enzyme Commision number 3.4.23.22: endothiapepsin.
Gene Ontology
Molecular Function
GO:0004190 aspartic-type endopeptidase activity
Biological Process
GO:0006508 proteolysis

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Molecular Function

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Biological Process
External links
PDB RCSB:1epq, PDBe:1epq, PDBj:1epq
PDBsum1epq
PubMed8254610
UniProtP11838|CARP_CRYPA Endothiapepsin (Gene Name=EAPA)

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