7k9a

Crystal Structure of P. aeruginosa LpxC with N-Hydroxyformamide inhibitor

Method: X-RAY DIFFRACTION

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1. Protein Identity and Related Structures Protein Identity & Related Structures

UDP-3-O-acyl-N-acetylglucosamine deacetylase

Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	;N-hydroxy-N-[(1S)-2-{5-[(4-{[2-(hydroxymethyl)-1H-imidazol-1-yl]methyl}phenyl)ethynyl]-1H-benzotriazol-1-yl}-1-(methylsulfanyl)ethyl]formamide ; × 1 SULFATE ION × 1 GLYCEROL × 2 DIMETHYL SULFOXIDE × 1 ZINC ION × 1 water × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	;N-hydroxy-N-[(1S)-2-{5-[(4-{[2-(hydroxymethyl)-1H-imidazol-1-yl]methyl}phenyl)ethynyl]-1H-benzotriazol-1-yl}-1-(methylsulfanyl)ethyl]formamide ; × 1 SULFATE ION × 1 GLYCEROL × 2 ZINC ION × 1 ;N-hydroxy-N-[(1R)-2-{5-[(4-{[2-(hydroxymethyl)-1H-imidazol-1-yl]methyl}phenyl)ethynyl]-1H-benzotriazol-1-yl}-1-(methylsulfanyl)ethyl]formamide ; × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	LPXC_PSEAE
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–303； UniProt 1–303 Author chain C； PDBConstruct 1–303； UniProt 1–303

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	7k9a
Deposition date deposition_date	2020-09-29
Structure title title	Crystal Structure of P. aeruginosa LpxC with N-Hydroxyformamide inhibitor
Keywords keywords	LpxC, HYDROLASE; HYDROLASE
Experimental Method method	X-RAY DIFFRACTION

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

7k9a__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

7k9a__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

7k9a__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	20.00 Å
Rg (electron density)	18.73 Å
Total Rg	19.70 Å
Atom count	2382
Residues	299
Excluded volume	42467 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`7k9a__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`7k9a__assembly_2__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (8)

Entity 1 Entity 1 polymer

Description description	UDP-3-O-acyl-N-acetylglucosamine deacetylase
Molecular weight formula_weight	33475.0 kDa
EC 编号 ec_number	3.5.1.108
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,C
Atom count atom_count	5074

MIKQRTLKNIIRATGVGLHSGEKVYLTLKPAPVDTGIVFCRTDLDPVVEIPARAENVGETTMSTTLVKGDVKVDTVEHLLSAMAGLGIDNAYVELSASEVPIMDGSAGPFVFLIQSAGLQEQEAAKKFIRIKREVSVEEGDKRAVFVPFDGFKVSFEIDFDHPVFRGRTQQASVDFSSTSFVKEVSRARTFGFMRDIEYLRSQNLALGGSVENAIVVDENRVLNEDGLRYEDEFVKHKILDAIGDLYLLGNSLIGEFRGFKSGHALNNQLLRTLIADKDAWEVVTFEDARTAPISYMRPAAAV

Source Source

Source organism organism	Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)
NCBI taxonomy ID ncbi_taxonomy_id	208964
Host organism host_organism	;Escherichia coli 'BL21-Gold(DE3)pLysS AG' ;

Entity 2 Entity 2 non-polymer

Description description	;N-hydroxy-N-[(1S)-2-{5-[(4-{[2-(hydroxymethyl)-1H-imidazol-1-yl]methyl}phenyl)ethynyl]-1H-benzotriazol-1-yl}-1-(methylsulfanyl)ethyl]formamide ;
Molecular weight formula_weight	462.5 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 non-polymer

Description description	SULFATE ION
Molecular weight formula_weight	96.1 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 4 Entity 4 non-polymer

Description description	GLYCEROL
Molecular weight formula_weight	92.1 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 5 Entity 5 non-polymer

Description description	DIMETHYL SULFOXIDE
Molecular weight formula_weight	78.1 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 6 Entity 6 non-polymer

Description description	ZINC ION
Molecular weight formula_weight	65.4 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 7 Entity 7 non-polymer

Description description	;N-hydroxy-N-[(1R)-2-{5-[(4-{[2-(hydroxymethyl)-1H-imidazol-1-yl]methyl}phenyl)ethynyl]-1H-benzotriazol-1-yl}-1-(methylsulfanyl)ethyl]formamide ;
Molecular weight formula_weight	462.5 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 8 Entity 8 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	251

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Unit-cell length a length_a	35.621 Å
Unit-cell length b length_b	157.351 Å
Unit-cell length c length_c	48.846 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	101.64 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	2.000 Å
Low-resolution limit resolution_low	47.890 Å
R factor r_factor	0.1684
R_work r_work	0.1656
R_free r_free	0.2221

Crystal Structure of P. aeruginosa LpxC with N-Hydroxyformamide inhibitor

1. Protein Identity and Related Structures Protein Identity & Related Structures

UDP-3-O-acyl-N-acetylglucosamine deacetylase

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

7k9a__assembly_1__model_1

7k9a__assembly_1__model_1 | I(q)

7k9a__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (8)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 non-polymer

Entity 8 Entity 8 water

7. Citations (1)

Crystal Structure of P. aeruginosa LpxC with N-Hydroxyformamide inhibitor

1. Protein Identity and Related Structures Protein Identity & Related Structures

UDP-3-O-acyl-N-acetylglucosamine deacetylase

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

7k9a__assembly_1__model_1

7k9a__assembly_1__model_1 | I(q)

7k9a__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (8)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 non-polymer

Entity 8 Entity 8 water

7. Citations (1)