Home Research COVID-19 Services Publications People Teaching Job Opening News Forum Lab Only
Online Services

I-TASSER I-TASSER-MTD C-I-TASSER CR-I-TASSER QUARK C-QUARK LOMETS MUSTER CEthreader SEGMER DeepFold DeepFoldRNA FoldDesign COFACTOR COACH MetaGO TripletGO IonCom FG-MD ModRefiner REMO DEMO DEMO-EM SPRING COTH Threpp PEPPI BSpred ANGLOR EDock BSP-SLIM SAXSTER FUpred ThreaDom ThreaDomEx EvoDesign BindProf BindProfX SSIPe GPCR-I-TASSER MAGELLAN ResQ STRUM DAMpred

TM-score TM-align US-align MM-align RNA-align NW-align LS-align EDTSurf MVP MVP-Fit SPICKER HAAD PSSpred 3DRobot MR-REX I-TASSER-MR SVMSEQ NeBcon ResPRE TripletRes DeepPotential WDL-RF ATPbind DockRMSD DeepMSA FASPR EM-Refiner GPU-I-TASSER

BioLiP E. coli GLASS GPCR-HGmod GPCR-RD GPCR-EXP Tara-3D TM-fold DECOYS POTENTIAL RW/RWplus EvoEF HPSF THE-DB ADDRESS Alpaca-Antibody CASP7 CASP8 CASP9 CASP10 CASP11 CASP12 CASP13 CASP14

BioLiP

Structure of PDB 1w1v Chain A Binding Site BS01

Receptor Information
>1w1v Chain A (length=496) Species: 615 (Serratia marcescens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TRKAVIGYYFIPTNQINNYTETDTSVVPFPVSNITPAKAKQLTHINFSFL
DINSNLECAWDPATNDAKARDVVNRLTALKAHNPSLRIMFSIGGWYYSND
LGVSHANYVNAVKTPASRAKFAQSCVRIMKDYGFDGVDIDWEYPQAAEVD
GFIAALQEIRTLLNQQTITDGRQALPYQLTIAGAGGAFFLSRYYSKLAQI
VAPLDYINLMTYDLAGPWEKVTNHQAALFGDAAGPTFYNALREANLGWSW
EELTRAFPSPFSLTVDAAVQQHLMMEGVPSAKIVMGVPFYGRAFKGVSGG
NGGQYSSHSTPGEDPYPSTDYWLVGCEECVRDKDPRIASYRQLEQMLQGN
YGYQRLWNDKTKTPYLYHAQNGLFVTYDDAESFKYKAKYIKQQQLGGVMF
WHLGQDNRNGDLLAALDRYFNAADYDDSQLDMGTGLRYTGVGPGNLPIMT
APAYVPGTTYAQGALVSYQGYVWQTKWGYITSAPGSDSAWLKVGRV
Ligand information
Ligand IDALJ
InChIInChI=1S/C11H19N5O2/c12-11(13)14-5-1-3-7-10(18)16-6-2-4-8(16)9(17)15-7/h7-8H,1-6H2,(H,15,17)(H4,12,13,14)/t7-,8-/m0/s1
InChIKeyZRJHYOXNWCMGMW-YUMQZZPRSA-N
SMILES
SoftwareSMILES
CACTVS 3.341NC(N)=NCCC[C@@H]1NC(=O)[C@@H]2CCCN2C1=O
CACTVS 3.341NC(N)=NCCC[CH]1NC(=O)[CH]2CCCN2C1=O
OpenEye OEToolkits 1.5.0C1C[C@H]2C(=O)N[C@H](C(=O)N2C1)CCCN=C(N)N
OpenEye OEToolkits 1.5.0C1CC2C(=O)NC(C(=O)N2C1)CCCN=C(N)N
ACDLabs 10.04O=C1N2C(C(=O)NC1CCC/N=C(\N)N)CCC2
FormulaC11 H19 N5 O2
NameCYCLO-(L-ARGININE-L-PROLINE) INHIBITOR;
N''-{3-[(3S,8AR)-1,4-DIOXOOCTAHYDROPYRROLO[1,2-A]PYRAZIN-3-YL]PROPYL}GUANIDINE
ChEMBL
DrugBankDB04433
ZINCZINC000013584769
PDB chain1w1v Chain A Residue 1520 [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]
PDB1w1v Structure-Based Exploration of Cyclic Dipeptide Chitinase Inhibitors
Resolution1.85 Å
Binding residue
(original residue number in PDB)
Y10 F51 W97 E144 Y214 W403
Binding residue
(residue number reindexed from 1)
Y8 F49 W95 E142 Y212 W401
Annotation score1
Binding affinityMOAD: ic50=6.3mM
PDBbind-CN: -logKd/Ki=2.20,IC50=6.3mM
Enzymatic activity
Catalytic site (original residue number in PDB) D140 D142 E144 Y214
Catalytic site (residue number reindexed from 1) D138 D140 E142 Y212
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
GO:0016798 hydrolase activity, acting on glycosyl bonds
GO:0030246 carbohydrate binding
Biological Process
GO:0005975 carbohydrate metabolic process
GO:0006032 chitin catabolic process
Cellular Component
GO:0005576 extracellular region

View graph for
Molecular Function

View graph for
Biological Process

View graph for
Cellular Component
External links

zhanglabzhanggroup.org | +65-6601-1241 | Computing 1, 13 Computing Drive, Singapore 117417