9S5M | pdb_00009s5m

ADC-30 class C beta-lactamase in complex with taniborbactam

PDB DOI: https://doi.org/10.2210/pdb9S5M/pdb

Classification: ANTIMICROBIAL PROTEIN
Organism(s): Acinetobacter baumannii
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2025-07-29 Released: 2025-09-17
Deposition Author(s): Hinchliffe, P., Spencer, J.
Funding Organization(s): European Research Council (ERC)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.59 Å
R-Value Free:
0.214 (Depositor), 0.214 (DCC)
R-Value Work:
0.173 (Depositor), 0.173 (DCC)
R-Value Observed:
0.174 (Depositor)

Starting Model: experimental
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Ligand Structure Quality Assessment

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Literature

ADC-30 class C beta-lactamase in complex with taniborbactam

Hinchliffe, P., Spencer, J.

To be published.

Macromolecule Content

Total Structure Weight: 82.09 kDa
Atom Count: 6,810
Modeled Residue Count: 717
Deposited Residue Count: 720
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Beta-lactamase	A [auth B], B [auth A]	360	Acinetobacter baumannii	Mutation(s): 0 Gene Names: ampC, adc30, FPK63_09015, FPK87_18695, FQZ18_06125 EC: 3.5.2.6
UniProt
Find proteins for A7XM81 (Acinetobacter baumannii) Explore A7XM81 Go to UniProtKB: A7XM81
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	A7XM81
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
KJK (Subject of Investigation/LOI) Query on KJK Download:Ideal Coordinates CCD File SDF format, chain F [auth A] SDF format, chain D [auth B] MOL2 format, chain F [auth A] MOL2 format, chain D [auth B] mmCIF format, chain F [auth A] mmCIF format, chain D [auth B]	D [auth B], F [auth A]	(3~{R})-3-[2-[4-(2-azanylethylamino)cyclohexyl]ethanoylamino]-2-oxidanyl-3,4-dihydro-1,2-benzoxaborinine-8-carboxylic acid C₁₉ H₂₈ B N₃ O₅ PFZUWUXKQPRWAL-NOLJZWGESA-N		Interactions Focus chain D [auth B] Focus chain F [auth A] Interactions & Density Focus chain D [auth B] Focus chain F [auth A]
PO4 Query on PO4 Download:Ideal Coordinates CCD File SDF format, chain C [auth B] MOL2 format, chain C [auth B] mmCIF format, chain C [auth B]	C [auth B]	PHOSPHATE ION O₄ P NBIIXXVUZAFLBC-UHFFFAOYSA-K		Interactions Focus chain C [auth B] Interactions & Density Focus chain C [auth B]
GLY Query on GLY Download:Ideal Coordinates CCD File SDF format, chain E [auth B] MOL2 format, chain E [auth B] mmCIF format, chain E [auth B]	E [auth B]	GLYCINE C₂ H₅ N O₂ DHMQDGOQFOQNFH-UHFFFAOYSA-N		Interactions Focus chain E [auth B] Interactions & Density Focus chain E [auth B]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.59 Å
R-Value Free: 0.214 (Depositor), 0.214 (DCC)
R-Value Work: 0.173 (Depositor), 0.173 (DCC)
R-Value Observed: 0.174 (Depositor)

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 43.26	α = 90
b = 83.724	β = 90
c = 207.777	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
DIALS	data reduction
DIALS	data scaling
PHENIX	phasing

Structure Validation

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Ligand Structure Quality Assessment

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Entry History

& Funding Information

Deposition Data

Released Date: 2025-09-17

Deposition Author(s):

Funding Organization	Location	Grant Number
European Research Council (ERC)	European Union	101021207

Revision History (Full details and data files)

Version 1.0: 2025-09-17
Type: Initial release

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