Structure of PDB 2q95 Chain A Binding Site BS03

Receptor Information
>2q95 Chain A (length=263) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AISIKTPEDIEKMRVAGRLAAEVLEMIEPYVKPGVSTGELDRICNDYIVN
EQHAVSACLGYHGYPKSVCISINEVVCHGIPDDAKLLKDGDIVNIDVTVI
KDGFHGDTSKMFIVGKPTIMGERLCRITQESLYLALRMVKPGINLREIGA
AIQKFVEAEGFSVVREYCGHGIGRGFHEEPQVLHYDSRETNVVLKPGMTF
TIEPMVNAGKKEIRTMKDGWTVKTKDRSLSAQYEHTIVVTDNGCEILTLR
KDDTIPAIISHDE
Ligand information
Ligand IDA05
InChIInChI=1S/C11H6ClNO5/c12-8-5-6(13(16)17)1-2-7(8)9-3-4-10(18-9)11(14)15/h1-5H,(H,14,15)
InChIKeyHDIHNBCCQWMVBW-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341OC(=O)c1oc(cc1)c2ccc(cc2Cl)[N+]([O-])=O
OpenEye OEToolkits 1.5.0c1cc(c(cc1[N+](=O)[O-])Cl)c2ccc(o2)C(=O)O
ACDLabs 10.04O=C(O)c2oc(c1c(Cl)cc([N+]([O-])=O)cc1)cc2
FormulaC11 H6 Cl N O5
Name5-(2-CHLORO-4-NITROPHENYL)-2-FUROIC ACID
ChEMBLCHEMBL199544
DrugBankDB07305
ZINCZINC000000238077
PDB chain2q95 Chain A Residue 400 [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]
PDB2q95 Structural analysis of inhibition of E. coli methionine aminopeptidase: implication of loop flexibility in selective inhibition of bacterial enzymes.
Resolution1.7 Å
Binding residue
(original residue number in PDB)		Y62 H63 H79 D97 D108 H171 H178 E204 W221 E235
Binding residue
(residue number reindexed from 1)		Y61 H62 H78 D96 D107 H170 H177 E203 W220 E234
Annotation score1
Binding affinityMOAD: ic50=1.6uM
PDBbind-CN: -logKd/Ki=5.80,IC50=1.6uM
BindingDB: IC50=48600nM
Enzymatic activity
Catalytic site (original residue number in PDB) H79 D97 D108 H171 R175 H178 Q182 E204 N208 Q233 E235
Catalytic site (residue number reindexed from 1) H78 D96 D107 H170 R174 H177 Q181 E203 N207 Q232 E234
Enzyme Commision number 3.4.11.18: methionyl aminopeptidase.
Gene Ontology
Molecular Function
GO:0004177 aminopeptidase activity
GO:0004239 initiator methionyl aminopeptidase activity
GO:0008198 ferrous iron binding
GO:0008235 metalloexopeptidase activity
GO:0046872 metal ion binding
GO:0046914 transition metal ion binding
GO:0070006 metalloaminopeptidase activity
Biological Process
GO:0006508 proteolysis
Cellular Component
GO:0005829 cytosol

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:2q95, PDBe:2q95, PDBj:2q95
PDBsum2q95
PubMed18093325
UniProtP0AE18|MAP1_ECOLI Methionine aminopeptidase (Gene Name=map)

[Back to BioLiP]