Structure of PDB 6i9a Chain A Binding Site BS03

Receptor Information
>6i9a Chain A (length=453) Species: 837 (Porphyromonas gingivalis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DVYTDHGDLYNTPVRMLVVAGAKFKEALKPWLTWKAQKGFYLDVHYTDEA
EVGTTNASIKAFIHKKYNDGLAASAAPVFLALVGDTDVISGEKGKKTKKV
TDLYYSAVDGDYFPEMYTFRMSASSPEELTNIIDKVLMYEKATMPDKSYL
EKVLLIAGADYSWNSQVGQPTIKYGMQYYYNQEHGYTDVYNYLKAPYTGC
YSHLNTGVSFANYTAHGSETAWADPLLTTSQLKALTNKDKYFLAIGNCCI
TAQFDYVQPCFGEVITRVKEKGAYAYIGSSPNSYWGEDYYWSVGANAVFG
VQPTFEGTSMGSYDATFLEDSYNTVNSIMWAGNLAATHAGNIGNITHIGA
HYYWEAYHVLGDGSVMPYRAMPKTNTYTLPASLPQNQASYSIQASAGSYV
AISKDGVLYGTGVANASGVATVSMTKQITENGNYDVVITRSNYLPVIKQI
QVG
Ligand information
Ligand IDH8E
InChIInChI=1S/C34H42N6O6/c1-40(27-17-9-4-10-18-27)39-30(41)21-20-29(38-34(45)46-24-26-15-7-3-8-16-26)32(43)37-28(19-11-12-22-35)31(42)33(44)36-23-25-13-5-2-6-14-25/h2-10,13-18,28-29H,11-12,19-24,35H2,1H3,(H,36,44)(H,37,43)(H,38,45)(H,39,41)/t28-,29-/m0/s1
InChIKeyXDVSKHGOOXWVDB-VMPREFPWSA-N
SMILES
SoftwareSMILES
CACTVS 3.385CN(NC(=O)CC[C@H](NC(=O)OCc1ccccc1)C(=O)N[C@@H](CCCCN)C(=O)C(=O)NCc2ccccc2)c3ccccc3
OpenEye OEToolkits 2.0.7CN(c1ccccc1)NC(=O)CC[C@@H](C(=O)N[C@@H](CCCCN)C(=O)C(=O)NCc2ccccc2)NC(=O)OCc3ccccc3
OpenEye OEToolkits 2.0.7CN(c1ccccc1)NC(=O)CCC(C(=O)NC(CCCCN)C(=O)C(=O)NCc2ccccc2)NC(=O)OCc3ccccc3
CACTVS 3.385CN(NC(=O)CC[CH](NC(=O)OCc1ccccc1)C(=O)N[CH](CCCCN)C(=O)C(=O)NCc2ccccc2)c3ccccc3
FormulaC34 H42 N6 O6
Namebenzyl-N-[(2S)-1-[[(3S)-7-amino-1-(benzylamino)-1,2-dioxoheptan-3-yl]amino]-5-(2-methyl-2-phenylhydrazinyl)-1,5-dioxopentan-2-yl]carbamate
ChEMBL
DrugBank
ZINC
PDB chain6i9a Chain A Residue 707 [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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PDB6i9a Structural determinants of inhibition of Porphyromonas gingivalis gingipain K by KYT-36, a potent, selective, and bioavailable peptidase inhibitor.
Resolution1.2 Å
Binding residue
(original residue number in PDB)
A443 H444 G445 N475 C477 I478 N510 S511 Y512 W513 D516 H575
Binding residue
(residue number reindexed from 1)
A215 H216 G217 N247 C249 I250 N282 S283 Y284 W285 D288 H347
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=10.00,Ki=0.1nM
Enzymatic activity
Catalytic site (original residue number in PDB) D388 H444 G445 C477
Catalytic site (residue number reindexed from 1) D160 H216 G217 C249
Enzyme Commision number 3.4.22.47: gingipain K.
Gene Ontology
Molecular Function
GO:0008233 peptidase activity
GO:0008234 cysteine-type peptidase activity
Biological Process
GO:0006508 proteolysis

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Molecular Function

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Biological Process
External links
PDB RCSB:6i9a, PDBe:6i9a, PDBj:6i9a
PDBsum6i9a
PubMed30894633
UniProtQ51817|KGP83_PORGN Lys-gingipain W83 (Gene Name=kgp)

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