Structure of PDB 5hlb Chain A Binding Site BS02

Receptor Information
>5hlb Chain A (length=733) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
WLLLKLAIVFAVLIAIYGVYLDQKIRSRIDGKVWQLPAAVYGRMVNLEPD
MTISKNEMVKLLEATQYRQVSKMTRPGEFTVQANSIEMIRRPFDFPDSKE
GQVRARLTFDGDHLATIVNMENNRQFGFFRLDPRLITMISSPNGEQRLFV
PRSGFPDLLVDTLLATEDRHFYEHDGISLYSIGRAVLANLTAGRTVQGAS
TLTQQLVKNLFLSSERSYWRKANEAYMALIMDARYSKDRILELYMNEVYL
GQSGDNEIRGFPLASLYYFGRPVEELSLDQQALLVGMVKGASIYNPWRNP
KLALERRNLVLRLLQQQQIIDQELYDMLSARPLGVQPRGGVISPQPAFMQ
LVRQELQAKLGDKVKDLSGVKIFTTFDSVAQDAAEKAAVEGIPALKKQRK
LSDLETAIVVVDRFSGEVRAMVGGSEPQFAGYNRAMQARRSIGSLAKPAT
YLTALSQPKIYRLNTWIADAPIALRQPNGQVWSPQNDDRRYSESGRVMLV
DALTRSMNVPTVNLGMALGLPAVTETWIKLGVPKDQLHPVPAMLLGALNL
TPIEVAQAFQTIASGGNRAPLSALRSVIAEDGKVLYQSFPQAERAVPAQA
AYLTLWTMQQVVQRGTGRQLGAKYPNLHLAGKTGTTNNNVDTWFAGIDGS
TVTITWVGRDNNQPTKLYGASGAMSIYQRYLANQTPTPLNLVPPEDIADM
GVDYDGNFVCSGGMRILPVWTSDPQSLCQQSEM
Ligand information
Ligand IDAZR
InChIInChI=1S/C13H19N5O8S2/c1-6(18-28(23,24)25)7(4-19)15-10(20)9(8-5-27-12(14)16-8)17-26-13(2,3)11(21)22/h4-7,18H,1-3H3,(H2,14,16)(H,15,20)(H,21,22)(H,23,24,25)/b17-9-/t6-,7+/m0/s1
InChIKeyOEVQTUTXOVDNJO-GEEOIBTQSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6C[C@@H]([C@@H](C=O)NC(=O)/C(=N\OC(C)(C)C(=O)O)/c1csc(n1)N)NS(=O)(=O)O
CACTVS 3.370C[CH](N[S](O)(=O)=O)[CH](NC(=O)C(=NOC(C)(C)C(O)=O)c1csc(N)n1)C=O
ACDLabs 12.01O=S(=O)(O)NC(C)C(C=O)NC(=O)C(=N\OC(C(=O)O)(C)C)/c1nc(sc1)N
OpenEye OEToolkits 1.7.6CC(C(C=O)NC(=O)C(=NOC(C)(C)C(=O)O)c1csc(n1)N)NS(=O)(=O)O
CACTVS 3.370C[C@H](N[S](O)(=O)=O)[C@H](NC(=O)\C(=N/OC(C)(C)C(O)=O)c1csc(N)n1)C=O
FormulaC13 H19 N5 O8 S2
Name2-({[(1Z)-1-(2-amino-1,3-thiazol-4-yl)-2-oxo-2-{[(2S,3S)-1-oxo-3-(sulfoamino)butan-2-yl]amino}ethylidene]amino}oxy)-2-methylpropanoic acid;
AZTREONAM, open form
ChEMBL
DrugBank
ZINCZINC000015542371
PDB chain5hlb Chain A Residue 902 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB5hlb Escherichia coli Penicillin-Binding Protein 1B: Structural Insights into Inhibition.
Resolution2.42 Å
Binding residue
(original residue number in PDB)
S507 S510 L611 T682 T699 G700 T701 T702 N703
Binding residue
(residue number reindexed from 1)
S441 S444 L545 T616 T633 G634 T635 T636 N637
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=4.01,IC50=98.5uM
Enzymatic activity
Enzyme Commision number 2.4.99.28: peptidoglycan glycosyltransferase.
3.4.16.4: serine-type D-Ala-D-Ala carboxypeptidase.
Gene Ontology
Molecular Function
GO:0008233 peptidase activity
GO:0008658 penicillin binding
GO:0008955 peptidoglycan glycosyltransferase activity
Biological Process
GO:0009252 peptidoglycan biosynthetic process
GO:0046677 response to antibiotic
Cellular Component
GO:0009274 peptidoglycan-based cell wall

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:5hlb, PDBe:5hlb, PDBj:5hlb
PDBsum5hlb
PubMed27899450
UniProtP02919|PBPB_ECOLI Penicillin-binding protein 1B (Gene Name=mrcB)

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