Structure of PDB 6h5o Chain B Binding Site BS01

Receptor Information
>6h5o Chain B (length=636) Species: 158878 (Staphylococcus aureus subsp. aureus Mu50) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DKEINNTIDAIEDKNFKQVYKDSSYISKSDNGEVEMTERPIKIYNSLGVK
DINIQDRKIKKVSKNKKRVDAQYKIKTNYGNIDRNVQFNFVKEDGMWKLD
WDHSVIIPGMQKDQSIHIENLKSERGKILDRNNVELANTGTAYEIGIVPK
NVSKKDYKAIAKELSISEDYIKQQMDQNWVQDDTFVPLKTVKKMDEYLSD
FAKKFHLTTNETESRNYPLGKATSHLLGYVGPINSEELKQKEYKGYKDDA
VIGKKGLEKLYDKKLQHEDGYRVTIVDDNSNTIAHTLIEKKKKDGKDIQL
TIDAKVQKSIYNNMKNDYGSGTAIHPQTGELLALVSTPSYDVYPFMYGMS
NEEYNKLTEDKKEPLLNKFQITTSPGSTQKILTAMIGLNNKTLDDKTSYK
IDGKGWQKDKSWGGYNVTRYEVVNGNIDLKQAIESSDNIFFARVALELGS
KKFEKGMKKLGVGEDIPSDYPFYNAQISNKNLDNEILLADSGYGQGEILI
NPVQILSIYSALENNGNINAPHLLKDTKNKVWKKNIISKENINLLTDGMQ
QVVNKTHKEDIYRSYANLIGKSGTAELKMRQIGWFISYDKDNPNMMMAIN
VKDVQDKGMASYNAKISGKVYDELYENGNKKYDIDE
Ligand information
Ligand IDJPP
InChIInChI=1S/C23H29N5O7S/c1-4-27-10-11-28(20(32)19(27)31)22(35)25-15(13-8-6-5-7-9-13)17(30)24-14(12-29)18-26-16(21(33)34)23(2,3)36-18/h5-9,12,14-16,18,26H,4,10-11H2,1-3H3,(H,24,30)(H,25,35)(H,33,34)/t14-,15-,16+,18-/m1/s1
InChIKeyCJYMHKMECTVNSA-XLMAVXFVSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6CCN1CCN(C(=O)C1=O)C(=O)N[C@H](c2ccccc2)C(=O)N[C@H](C=O)[C@@H]3N[C@H](C(S3)(C)C)C(=O)O
CACTVS 3.385CCN1CCN(C(=O)N[C@@H](C(=O)N[C@H](C=O)[C@@H]2N[C@@H](C(O)=O)C(C)(C)S2)c3ccccc3)C(=O)C1=O
OpenEye OEToolkits 1.7.6CCN1CCN(C(=O)C1=O)C(=O)NC(c2ccccc2)C(=O)NC(C=O)C3NC(C(S3)(C)C)C(=O)O
ACDLabs 12.01O=C(NC(C=O)C1SC(C(N1)C(=O)O)(C)C)C(c2ccccc2)NC(=O)N3C(=O)C(=O)N(CC)CC3
CACTVS 3.385CCN1CCN(C(=O)N[CH](C(=O)N[CH](C=O)[CH]2N[CH](C(O)=O)C(C)(C)S2)c3ccccc3)C(=O)C1=O
FormulaC23 H29 N5 O7 S
NamePiperacillin (Open Form)
ChEMBL
DrugBank
ZINCZINC000098209054
PDB chain6h5o Chain B Residue 701 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB6h5o The Quinazolinone Allosteric Inhibitor of PBP 2a Synergizes with Piperacillin and Tazobactam against Methicillin-Resistant Staphylococcus aureus.
Resolution2.82 Å
Binding residue
(original residue number in PDB)		S403 K406 N464 Y519 Q521 S598 G599 T600 A601
Binding residue
(residue number reindexed from 1)		S377 K380 N438 Y493 Q495 S572 G573 T574 A575
Annotation score1
Enzymatic activity
Enzyme Commision number 3.4.16.4: serine-type D-Ala-D-Ala carboxypeptidase.
Gene Ontology
Molecular Function
GO:0008658 penicillin binding
GO:0071972 peptidoglycan L,D-transpeptidase activity
Biological Process
GO:0046677 response to antibiotic
GO:0071555 cell wall organization
Cellular Component
GO:0016020 membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:6h5o, PDBe:6h5o, PDBj:6h5o
PDBsum6h5o
PubMed30858202
UniProtA0A0H3JPA5

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