Structure of PDB 3as0 Chain A Binding Site BS02

Receptor Information
>3as0 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 IDSAU
InChIInChI=1S/C20H14NO4/c1-21-8-15-12(4-5-16-20(15)25-10-22-16)13-3-2-11-6-17-18(24-9-23-17)7-14(11)19(13)21/h2-8H,9-10H2,1H3/q+1
InChIKeyINVGWHRKADIJHF-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.0C[n+]1cc2c(ccc3c2OCO3)c4c1c5cc6c(cc5cc4)OCO6
ACDLabs 12.01O1c3c(OC1)c2c[n+](c5c(c2cc3)ccc6cc4OCOc4cc56)C
CACTVS 3.370C[n+]1cc2c3OCOc3ccc2c4ccc5cc6OCOc6cc5c14
FormulaC20 H14 N O4
Name13-methyl[1,3]benzodioxolo[5,6-c][1,3]dioxolo[4,5-i]phenanthridin-13-ium;
Sanguinarine
ChEMBLCHEMBL417799
DrugBank
ZINCZINC000000000706
PDB chain3as0 Chain A Residue 607 [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]
PDB3as0 Potent family-18 chitinase inhibitors: x-ray structures, affinities, and binding mechanisms
Resolution2.0 Å
Binding residue
(original residue number in PDB)		E315 F316 G320 G321 A322
Binding residue
(residue number reindexed from 1)		E294 F295 G299 G300 A301
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=4.55,Kd=28uM
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:3as0, PDBe:3as0, PDBj:3as0
PDBsum3as0
PubMed21531720
UniProtQ9AMP1

[Back to BioLiP]