Structure of PDB 1epr Chain E Binding Site BS01

Receptor Information
>1epr 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 ID0QS
InChIInChI=1S/C36H55F2N7O8S/c1-34(2,3)54(51,52)44-29(20-25-10-6-4-7-11-25)32(47)42-28(22-27-23-39-24-41-27)31(46)43-30(21-26-12-8-5-9-13-26)36(49,50)35(37,38)33(48)40-14-15-45-16-18-53-19-17-45/h4,6-7,10-11,23-24,26,28-30,44,49-50H,5,8-9,12-22H2,1-3H3,(H,39,41)(H,40,48)(H,42,47)(H,43,46)/p+1/t28-,29-,30-/m0/s1
InChIKeyRRJUDVVMLCYZDV-DTXPUJKBSA-O
SMILES
SoftwareSMILES
ACDLabs 12.01O=S(=O)(NC(C(=O)NC(C(=O)NC(CC1CCCCC1)C(O)(O)C(F)(F)C(=O)NCCN2CCOCC2)Cc3[nH+]cnc3)Cc4ccccc4)C(C)(C)C
CACTVS 3.370CC(C)(C)[S](=O)(=O)N[CH](Cc1ccccc1)C(=O)N[CH](Cc2c[nH]c[nH+]2)C(=O)N[CH](CC3CCCCC3)C(O)(O)C(F)(F)C(=O)NCCN4CCOCC4
CACTVS 3.370CC(C)(C)[S](=O)(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@@H](Cc2c[nH]c[nH+]2)C(=O)N[C@@H](CC3CCCCC3)C(O)(O)C(F)(F)C(=O)NCCN4CCOCC4
OpenEye OEToolkits 1.7.0CC(C)(C)S(=O)(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@@H](Cc2c[nH]c[nH+]2)C(=O)N[C@@H](CC3CCCCC3)C(C(C(=O)NCCN4CCOCC4)(F)F)(O)O
OpenEye OEToolkits 1.7.0CC(C)(C)S(=O)(=O)NC(Cc1ccccc1)C(=O)NC(Cc2c[nH]c[nH+]2)C(=O)NC(CC3CCCCC3)C(C(C(=O)NCCN4CCOCC4)(F)F)(O)O
FormulaC36 H56 F2 N7 O8 S
NameN~2~-[(2R)-2-benzyl-3-(tert-butylsulfonyl)propanoyl]-N-{(1R)-1-(cyclohexylmethyl)-3,3-difluoro-2,2-dihydroxy-4-[(2-morpholin-4-ylethyl)amino]-4-oxobutyl}-3-(1H-imidazol-3-ium-4-yl)-L-alaninamide;
PD-135,040
ChEMBL
DrugBank
ZINC
PDB chain1epr Chain E Residue 331 [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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PDB1epr A structural comparison of 21 inhibitor complexes of the aspartic proteinase from Endothia parasitica.
Resolution2.3 Å
Binding residue
(original residue number in PDB)
D12 A13 D30 D32 G34 Y75 G76 D77 D114 L128 D215 G217 I297
Binding residue
(residue number reindexed from 1)
D15 A16 D33 D35 G37 Y79 G80 D81 D119 L133 D219 G221 I300
Annotation score1
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

View graph for
Molecular Function

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Biological Process
External links
PDB RCSB:1epr, PDBe:1epr, PDBj:1epr
PDBsum1epr
PubMed7703859
UniProtP11838|CARP_CRYPA Endothiapepsin (Gene Name=EAPA)

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