Structure of PDB 4er1 Chain E Binding Site BS01

Receptor Information
>4er1 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 ID0ZP
InChIInChI=1S/C51H67N5O4/c1-5-35(4)31-53-49(58)41(25-34(2)3)29-48(57)46(26-36-15-7-6-8-16-36)55-51(60)47(30-43-32-52-33-54-43)56-50(59)42(27-39-21-13-19-37-17-9-11-23-44(37)39)28-40-22-14-20-38-18-10-12-24-45(38)40/h9-14,17-24,32-36,41-42,46-48,57H,5-8,15-16,25-31H2,1-4H3,(H,52,54)(H,53,58)(H,55,60)(H,56,59)/p+1/t35-,41+,46-,47-,48-/m0/s1
InChIKeySIGGSNKWBGJQQB-XNTVDALVSA-O
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC[C@H](C)CNC(=O)[C@H](CC(C)C)C[C@@H]([C@H](CC1CCCCC1)NC(=O)[C@H](Cc2c[nH]c[nH+]2)NC(=O)C(Cc3cccc4c3cccc4)Cc5cccc6c5cccc6)O
OpenEye OEToolkits 1.5.0CCC(C)CNC(=O)C(CC(C)C)CC(C(CC1CCCCC1)NC(=O)C(Cc2c[nH]c[nH+]2)NC(=O)C(Cc3cccc4c3cccc4)Cc5cccc6c5cccc6)O
CACTVS 3.341CC[CH](C)CNC(=O)[CH](CC(C)C)C[CH](O)[CH](CC1CCCCC1)NC(=O)[CH](Cc2c[nH]c[nH+]2)NC(=O)C(Cc3cccc4ccccc34)Cc5cccc6ccccc56
ACDLabs 10.04O=C(NCC(C)CC)C(CC(C)C)CC(O)C(NC(=O)C(NC(=O)C(Cc2c1ccccc1ccc2)Cc4c3ccccc3ccc4)Cc5cnc[nH+]5)CC6CCCCC6
CACTVS 3.341CC[C@H](C)CNC(=O)[C@H](CC(C)C)C[C@H](O)[C@H](CC1CCCCC1)NC(=O)[C@H](Cc2c[nH]c[nH+]2)NC(=O)C(Cc3cccc4ccccc34)Cc5cccc6ccccc56
FormulaC51 H68 N5 O4
NameN-[(1R,2R,4R)-1-(cyclohexylmethyl)-2-hydroxy-6-methyl-4-{[(2R)-2-methylbutyl]carbamoyl}heptyl]-3-(1H-imidazol-3-ium-4-y l)-N~2~-[3-naphthalen-1-yl-2-(naphthalen-1-ylmethyl)propanoyl]-L-alaninamide;
PD125967
ChEMBL
DrugBank
ZINC
PDB chain4er1 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

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB4er1 The active site of aspartic proteinases
Resolution2.0 Å
Binding residue
(original residue number in PDB)		D12 A13 D30 D32 G34 Y75 G76 D77 F189 I213 D215 G217 T218 T219 L220 Y222 I299
Binding residue
(residue number reindexed from 1)		D15 A16 D33 D35 G37 Y79 G80 D81 F194 I217 D219 G221 T222 T223 L224 Y226 I302
Annotation score1
Binding affinityMOAD: Ki=0.24uM
PDBbind-CN: -logKd/Ki=6.62,Ki=0.242uM
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
View graph for
Biological Process
External links
PDB RCSB:4er1, PDBe:4er1, PDBj:4er1
PDBsum4er1
PubMed6381096
UniProtP11838|CARP_CRYPA Endothiapepsin (Gene Name=EAPA)

[Back to BioLiP]