Structure of PDB 3art Chain A Binding Site BS02

Receptor Information
>3art Chain A (length=570) Species: 669 (Vibrio harveyi) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
APTAPSIDMYGSNNLQFSKIELAMETTSGYNDMVKYHELAKIKVKFNQWS
GTSGDTYNVYFDGVKVATGAITGSQTTASFEYGQGGLYQMEIEACDATGC
SKSAPVEITIADTDGSHLKPLTMNVDPNNKSYNTDPSIVMGTYFVEWGIY
GRDYTVDNMPVDNLTHILYGFIPICGPNESVKSVGGNSFNALQTACRGVN
DYEVVIHDPWAAYQKSFPQAGHEYSTPIKGNYAMLMALKQRNPDLKIIPS
IGGGTLSDPFYDFVDKKNRDTFVASVKKFLKTWKFYDGVDIDWEFPGGGG
AAADKGDPVNDGPAYIALMRELRVMLDELEAETGRTYELTSAIGVGYDKI
EDVDYADAVQYMDYIFAMTYDFYGGWNNVPGHQTALYCGSFMRPGQCDGG
GVDENGEPYKGPAYTADNGIQLLLAQGVPANKLVLGTAMYGRGWEGVTPD
TLTDPNDPMTGTATGKLKGSTAQGVWEDGVIDYKGIKSFMLGANNTGING
FEYGYDAQAEAPWVWNRSTGELITFDDHRSVLAKGNYAKSLGLAGLFSWE
IDADNGDILNAMHEGMAGGV
Ligand information
Ligand IDDEQ
InChIInChI=1S/C30H38N4/c1-23-21-27(31)25-15-9-11-17-29(25)33(23)19-13-7-5-3-4-6-8-14-20-34-24(2)22-28(32)26-16-10-12-18-30(26)34/h9-12,15-18,21-22,31-32H,3-8,13-14,19-20H2,1-2H3/p+2
InChIKeyPCSWXVJAIHCTMO-UHFFFAOYSA-P
SMILES
SoftwareSMILES
CACTVS 3.341Cc1cc(N)c2ccccc2[n+]1CCCCCCCCCC[n+]3c(C)cc(N)c4ccccc34
ACDLabs 10.04c12ccccc1c(cc([n+]2CCCCCCCCCC[n+]4c3ccccc3c(N)cc4C)C)N
OpenEye OEToolkits 1.5.0Cc1cc(c2ccccc2[n+]1CCCCCCCCCC[n+]3c(cc(c4c3cccc4)N)C)N
FormulaC30 H40 N4
NameDEQUALINIUM;
DEQUADIN
ChEMBLCHEMBL333826
DrugBankDB04209
ZINCZINC000001655706
PDB chain3art Chain A Residue 607 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3art Potent family-18 chitinase inhibitors: x-ray structures, affinities, and binding mechanisms
Resolution2.23 Å
Binding residue
(original residue number in PDB)		W168 Y171 N208 S209 D229 W231
Binding residue
(residue number reindexed from 1)		W147 Y150 N187 S188 D208 W210
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=4.43,Kd=37uM
Enzymatic activity
Catalytic site (original residue number in PDB) D311 D313 E315 Y391
Catalytic site (residue number reindexed from 1) D290 D292 E294 Y370
Enzyme Commision number 3.2.1.14: chitinase.
Gene Ontology
Molecular Function
GO:0004553 hydrolase activity, hydrolyzing O-glycosyl compounds
GO:0004568 chitinase activity
GO:0008061 chitin binding
Biological Process
GO:0005975 carbohydrate metabolic process
GO:0006032 chitin catabolic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:3art, PDBe:3art, PDBj:3art
PDBsum3art
PubMed21531720
UniProtQ9AMP1

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