9FBT | pdb_00009fbt

Structure of KPC-2 complexed with benzoxaborole AK-431

PDB DOI: https://doi.org/10.2210/pdb9FBT/pdb

Classification: ANTIMICROBIAL PROTEIN
Organism(s): Klebsiella pneumoniae
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2024-05-14 Released: 2025-05-28
Deposition Author(s): Beer, M., Tooke, C.L., Hinchliffe, P., Spencer, J.
Funding Organization(s): Medical Research Council (MRC, United Kingdom)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.07 Å
R-Value Free:
0.188 (Depositor), 0.197 (DCC)
R-Value Work:
0.161 (Depositor), 0.179 (DCC)
R-Value Observed:
0.162 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.0 of the entry. See complete history.

Literature

Structure of KPC-2 complexed with benzoxaborole AK-431

Tooke, C.L., Hinchliffe, P., Spencer, J.

To be published.

Macromolecule Content

Total Structure Weight: 32 kDa
Atom Count: 2,658
Modeled Residue Count: 267
Deposited Residue Count: 290
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Carbapenem-hydrolyzing beta-lactamase KPC	A	290	Klebsiella pneumoniae	Mutation(s): 0 Gene Names: bla, kpc, kpc1 EC: 3.5.2.6
UniProt
Find proteins for Q9F663 (Klebsiella pneumoniae) Explore Q9F663 Go to UniProtKB: Q9F663
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	Q9F663
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
A1IB7 (Subject of Investigation/LOI) Query on A1IB7 Download Ideal Coordinates CCD File SDF format, chain F [auth A] MOL2 format, chain F [auth A] mmCIF format, chain F [auth A]	F [auth A]	[2-[(1~{S})-1,3-bis(oxidanyl)-3-oxidanylidene-propyl]phenyl]-bis(oxidanyl)-$l^{4}-borane C₉ H₁₂ B O₅ SFCLHBAJFJGXHL-QMMMGPOBSA-N		Interactions Focus chain F [auth A] Interactions & Density Focus chain F [auth A]
A1H1U (Subject of Investigation/LOI) Query on A1H1U Download Ideal Coordinates CCD File SDF format, chain E [auth A] MOL2 format, chain E [auth A] mmCIF format, chain E [auth A]	E [auth A]	2-[(3~{R})-1-oxidanyl-3~{H}-2,1-benzoxaborol-3-yl]ethanoic acid C₉ H₉ B O₄ ZJBJWSMUEYQHQD-MRVPVSSYSA-N		Interactions Focus chain E [auth A] Interactions & Density Focus chain E [auth A]
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain D [auth A] SDF format, chain I [auth A] SDF format, chain J [auth A] SDF format, chain K [auth A] SDF format, chain H [auth A] SDF format, chain G [auth A] MOL2 format, chain C [auth A] MOL2 format, chain D [auth A] MOL2 format, chain I [auth A] MOL2 format, chain J [auth A] MOL2 format, chain K [auth A] MOL2 format, chain H [auth A] MOL2 format, chain G [auth A] mmCIF format, chain C [auth A] mmCIF format, chain D [auth A] mmCIF format, chain I [auth A] mmCIF format, chain J [auth A] mmCIF format, chain K [auth A] mmCIF format, chain H [auth A] mmCIF format, chain G [auth A]	C [auth A] D [auth A] G [auth A] H [auth A] I [auth A] C [auth A], D [auth A], G [auth A], H [auth A], I [auth A], J [auth A], K [auth A]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain C [auth A] Focus chain D [auth A] Focus chain G [auth A] Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Interactions & Density Focus chain C [auth A] Focus chain D [auth A] Focus chain G [auth A] Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A]
GOL Query on GOL Download Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A] mmCIF format, chain B [auth A]	B [auth A]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]
NA Query on NA Download Ideal Coordinates CCD File SDF format, chain L [auth A] MOL2 format, chain L [auth A] mmCIF format, chain L [auth A]	L [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N		Interactions Focus chain L [auth A] Interactions & Density Focus chain L [auth A]