Structure of PDB 6un3 Chain A Binding Site BS01

Receptor Information
>6un3 Chain A (length=502) Species: 287 (Pseudomonas aeruginosa) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ARSVRHIAIPAHRGLITDRNGEPLAVSTPVTTLWANPKELMTAKERWPQL
AAALGQDTKLFADRIEQNAEREFIYLVRGLTPEQGEGVIALKVPGVYSIE
EFRRFYPAGEVVAHAVGFTDVDDRGREGIELAFDEWLAGVPGKRQVLKDR
RGRVIKDVQVTKNAKPGKTLALSIDLRLQYLAHRELRNALLENGAKAGSL
VIMDVKTGEILAMTNQPTYNPNNRRNLQPAAMRNRAMIDVFEPGSTVKPF
SMSAALASGRWKPSDIVDVYPGTLQIGRYTIRDVSRNSRQLDLTGILIKS
SNVGISKIAFDIGAESIYSVMQQVGLGQDTGLGFPGERVGNLPNHRKWPK
AETATLAYGYGLSVTAIQLAHAYAALANDGKSVPLSMTRVDRVPDGVQVI
SPEVASTVQGMLQQVVEAQGGVFRAQVPGYHAAGKSGTARKNAYRSLFAG
FAPATDPRIAMVVVIDEPSKAGYFGGLVSAPVFSKVMAGALRLMNVPPDN
LP
Ligand information
Ligand IDXT8
InChIInChI=1S/C15H18N2O6S2/c1-15(2)10(14(22)23)17-12(25-15)8(5-18)16-11(19)9(13(20)21)7-3-4-24-6-7/h3-6,8-10,12,17H,1-2H3,(H,16,19)(H,20,21)(H,22,23)/t8-,9-,10+,12-/m1/s1
InChIKeyGQZADNJRZOHJDT-MWGHHZFTSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7CC1([C@@H](N[C@H](S1)[C@@H](C=O)NC(=O)[C@@H](c2ccsc2)C(=O)O)C(=O)O)C
CACTVS 3.385CC1(C)S[C@@H](N[C@H]1C(O)=O)[C@H](NC(=O)[C@H](C(O)=O)c2cscc2)C=O
CACTVS 3.385CC1(C)S[CH](N[CH]1C(O)=O)[CH](NC(=O)[CH](C(O)=O)c2cscc2)C=O
OpenEye OEToolkits 2.0.7CC1(C(NC(S1)C(C=O)NC(=O)C(c2ccsc2)C(=O)O)C(=O)O)C
ACDLabs 12.01C(=O)C(NC(C(c1cscc1)C(O)=O)=O)C2SC(C(C(O)=O)N2)(C)C
FormulaC15 H18 N2 O6 S2
Name(2R,4S)-2-[(1R)-1-{[(2R)-2-carboxy-2-(thiophen-3-yl)acetyl]amino}-2-oxoethyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid;
ticarcillin
ChEMBL
DrugBank
ZINC
PDB chain6un3 Chain A Residue 602 [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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PDB6un3 Influence of the alpha-Methoxy Group on the Reaction of Temocillin with Pseudomonas aeruginosa PBP3 and CTX-M-14 beta-Lactamase.
Resolution1.9 Å
Binding residue
(original residue number in PDB)
S294 V333 S349 N351 Y409 S485 G486 T487 R489 F533
Binding residue
(residue number reindexed from 1)
S245 V284 S300 N302 Y360 S436 G437 T438 R440 F474
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=8.64,Kd<2.3nM
Enzymatic activity
Enzyme Commision number 3.4.16.4: serine-type D-Ala-D-Ala carboxypeptidase.
Gene Ontology
Molecular Function
GO:0004180 carboxypeptidase activity
GO:0008658 penicillin binding
GO:0008955 peptidoglycan glycosyltransferase activity
GO:0009002 serine-type D-Ala-D-Ala carboxypeptidase activity
Biological Process
GO:0000917 division septum assembly
GO:0006508 proteolysis
GO:0008360 regulation of cell shape
GO:0009252 peptidoglycan biosynthetic process
GO:0043093 FtsZ-dependent cytokinesis
GO:0051301 cell division
GO:0071555 cell wall organization
Cellular Component
GO:0005886 plasma membrane

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:6un3, PDBe:6un3, PDBj:6un3
PDBsum6un3
PubMed31685462
UniProtG3XD46|FTSI_PSEAE Peptidoglycan D,D-transpeptidase FtsI (Gene Name=ftsI)

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