Structure of PDB 4kza Chain A Binding Site BS04

Receptor Information
>4kza Chain A (length=358) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
APQQINDIVHRTITPLIEQQKIPGMAVAVIYQGKPYYFTWGYADIAKKQP
VTQQTLFELGSVSKTFTGVLGGDAIARGEIKLSDPTTKYWPELTAKQWNG
ITLLHLATYTAGGLPLQVPDEVKSSSDLLRFYQNWQPAWAPGTQRLYANS
SIGLFGALAVKPSGLSFEQAMQTRVFQPLKLNHTWINVPPAEEKNYAWGY
REGKAVHVSPGALDAEAYGVKSTIEDMARWVQSNLKPLDINEKTLQQGIQ
LAQSRYWQTGDMYQGLGWEMLDWPVNPDSIINGSDNKIALAARPVKAITP
PTPAVRASWVHKTGATGGFGSYVAFIPEKELGIVMLANKNYPNPARVDAA
WQILNALQ
Ligand information
Ligand IDNZ9
InChIInChI=1S/C8H9NO4S2/c10-8(11)7-6(3-4-14-7)15(12,13)9-5-1-2-5/h3-5,9H,1-2H2,(H,10,11)
InChIKeyLMYZTCQLGNOUQX-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 12.01O=S(=O)(c1c(scc1)C(=O)O)NC2CC2
OpenEye OEToolkits 1.7.6c1csc(c1S(=O)(=O)NC2CC2)C(=O)O
CACTVS 3.370OC(=O)c1sccc1[S](=O)(=O)NC2CC2
FormulaC8 H9 N O4 S2
Name3-(cyclopropylsulfamoyl)thiophene-2-carboxylic acid
ChEMBL
DrugBank
ZINCZINC000009494329
PDB chain4kza Chain A Residue 405 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4kza Increasing chemical space coverage by combining empirical and computational fragment screens.
Resolution1.6 Å
Binding residue
(original residue number in PDB)		Q120 V211 S212 Y221 T319 G320
Binding residue
(residue number reindexed from 1)		Q117 V208 S209 Y218 T316 G317
Annotation score1
Binding affinityMOAD: Ki=0.2mM
PDBbind-CN: -logKd/Ki=3.70,Ki=0.2mM
Enzymatic activity
Catalytic site (original residue number in PDB) S64 K67 Y112 A114 V121 Y150 G156 E272 K315 A318
Catalytic site (residue number reindexed from 1) S61 K64 Y109 A111 V118 Y147 G153 E269 K312 A315
Enzyme Commision number 3.5.2.6: beta-lactamase.
Gene Ontology
Molecular Function
GO:0008800 beta-lactamase activity
GO:0016787 hydrolase activity
Biological Process
GO:0017001 antibiotic catabolic process
GO:0046677 response to antibiotic
Cellular Component
GO:0030288 outer membrane-bounded periplasmic space
GO:0042597 periplasmic space

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4kza, PDBe:4kza, PDBj:4kza
PDBsum4kza
PubMed24807704
UniProtP00811|AMPC_ECOLI Beta-lactamase (Gene Name=ampC)

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