1ybg

MurA inhibited by a derivative of 5-sulfonoxy-anthranilic acid

Method: X-RAY DIFFRACTION

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

UDP-N-acetylglucosamine 1-carboxyvinyltransferase

Enterobacter cloacae

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 4	N-METHYL-N-{2-[(2-NAPHTHYLSULFONYL)AMINO]-5-[(2-NAPHTHYLSULFONYL)OXY]BENZOYL}-L-ASPARTIC ACID × 4 water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	MURA_ENTCL
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–419； UniProt 1–419 Author chain B； PDBConstruct 1–419； UniProt 1–419 Author chain C； PDBConstruct 1–419； UniProt 1–419 Author chain D； PDBConstruct 1–419； UniProt 1–419

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	1ybg
Deposition date deposition_date	2004-12-20
Structure title title	MurA inhibited by a derivative of 5-sulfonoxy-anthranilic acid
Keywords keywords	inside-out alpha-beta barrel, TRANSFERASE, TRANSFERASE-TRANSFERASE INHIBITOR complex; TRANSFERASE/TRANSFERASE INHIBITOR
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.

1ybg__assembly_1__model_1

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

Download this curve (.dat)

1ybg__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1ybg__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	35.48 Å
Rg (electron density)	34.30 Å
Total Rg	34.88 Å
Atom count	12756
Residues	1672
Excluded volume	228180 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1ybg__assembly_1__model_1`	tetrameric （4）	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 (3)

Entity 1 Entity 1 polymer

Description description	UDP-N-acetylglucosamine 1-carboxyvinyltransferase
Molecular weight formula_weight	44829.4 kDa
EC 编号 ec_number	2.5.1.7
Mutation mutation	N67D
Source method src_method	man
Copy count entity_count	4

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	13267

MDKFRVQGPTRLQGEVTISGAKNAALPILFAALLAEEPVEIQNVPKLKDIDTTMKLLTQLGTKVERDGSVWIDASNVNNFSAPYDLVKTMRASIWALGPLVARFGQGQVSLPGGCAIGARPVDLHIFGLEKLGAEIKLEEGYVKASVNGRLKGAHIVMDKVSVGATVTIMSAATLAEGTTIIENAAREPEIVDTANFLVALGAKISGQGTDRITIEGVERLGGGVYRVLPDRIETGTFLVAAAISGGKIVCRNAQPDTLDAVLAKLREAGADIETGEDWISLDMHGKRPKAVTVRTAPHPAFPTDMQAQFTLLNLVAEGTGVITETIFENRFMHVPELIRMGAHAEIESNTVICHGVEKLSGAQVMATDLRASASLVLAGCIAEGTTVVDRIYHIDRGYERIEDKLRALGANIERVKGE

Source Source

Source organism organism	Enterobacter cloacae
NCBI taxonomy ID ncbi_taxonomy_id	550
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 2 Entity 2 non-polymer

Description description	N-METHYL-N-{2-[(2-NAPHTHYLSULFONYL)AMINO]-5-[(2-NAPHTHYLSULFONYL)OXY]BENZOYL}-L-ASPARTIC ACID
Molecular weight formula_weight	662.7 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	439

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6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d1ybga_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.68 — IF3-like
Superfamily Superfamily superfamily	d.68.2 — EPT/RTPC-like
Family Family family	d.68.2.2 — Enolpyruvate transferase, EPT

Domain ID domain_id	d1ybgb_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.68 — IF3-like
Superfamily Superfamily superfamily	d.68.2 — EPT/RTPC-like
Family Family family	d.68.2.2 — Enolpyruvate transferase, EPT

Domain ID domain_id	d1ybgc_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.68 — IF3-like
Superfamily Superfamily superfamily	d.68.2 — EPT/RTPC-like
Family Family family	d.68.2.2 — Enolpyruvate transferase, EPT

Domain ID domain_id	d1ybgd_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.68 — IF3-like
Superfamily Superfamily superfamily	d.68.2 — EPT/RTPC-like
Family Family family	d.68.2.2 — Enolpyruvate transferase, EPT

CATH v4.4 (8 domains)

Domain ID domain_id	1ybgA01
Class class	3 — Alpha Beta
Architecture architecture	65 — Alpha-beta prism
Topology topology	10 — UDP-n-acetylglucosamine1-carboxyvinyl-transferase; Chain
Homologous superfamily homologous superfamily	10 — Enolpyruvate transferase domain

Domain ID domain_id	1ybgA02
Class class	3 — Alpha Beta
Architecture architecture	65 — Alpha-beta prism
Topology topology	10 — UDP-n-acetylglucosamine1-carboxyvinyl-transferase; Chain
Homologous superfamily homologous superfamily	10 — Enolpyruvate transferase domain

Domain ID domain_id	1ybgB01
Class class	3 — Alpha Beta
Architecture architecture	65 — Alpha-beta prism
Topology topology	10 — UDP-n-acetylglucosamine1-carboxyvinyl-transferase; Chain
Homologous superfamily homologous superfamily	10 — Enolpyruvate transferase domain

Domain ID domain_id	1ybgB02
Class class	3 — Alpha Beta
Architecture architecture	65 — Alpha-beta prism
Topology topology	10 — UDP-n-acetylglucosamine1-carboxyvinyl-transferase; Chain
Homologous superfamily homologous superfamily	10 — Enolpyruvate transferase domain

Domain ID domain_id	1ybgC01
Class class	3 — Alpha Beta
Architecture architecture	65 — Alpha-beta prism
Topology topology	10 — UDP-n-acetylglucosamine1-carboxyvinyl-transferase; Chain
Homologous superfamily homologous superfamily	10 — Enolpyruvate transferase domain

Domain ID domain_id	1ybgC02
Class class	3 — Alpha Beta
Architecture architecture	65 — Alpha-beta prism
Topology topology	10 — UDP-n-acetylglucosamine1-carboxyvinyl-transferase; Chain
Homologous superfamily homologous superfamily	10 — Enolpyruvate transferase domain

Domain ID domain_id	1ybgD01
Class class	3 — Alpha Beta
Architecture architecture	65 — Alpha-beta prism
Topology topology	10 — UDP-n-acetylglucosamine1-carboxyvinyl-transferase; Chain
Homologous superfamily homologous superfamily	10 — Enolpyruvate transferase domain

Domain ID domain_id	1ybgD02
Class class	3 — Alpha Beta
Architecture architecture	65 — Alpha-beta prism
Topology topology	10 — UDP-n-acetylglucosamine1-carboxyvinyl-transferase; Chain
Homologous superfamily homologous superfamily	10 — Enolpyruvate transferase domain

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Unit-cell length a length_a	84.080 Å
Unit-cell length b length_b	134.598 Å
Unit-cell length c length_c	174.997 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	16

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	2.600 Å
Low-resolution limit resolution_low	16.000 Å
R factor r_factor	—
R_work r_work	0.2090
R_free r_free	0.2530

MurA inhibited by a derivative of 5-sulfonoxy-anthranilic acid

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

UDP-N-acetylglucosamine 1-carboxyvinyltransferase

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

1ybg__assembly_1__model_1

1ybg__assembly_1__model_1 | I(q)

1ybg__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (4 domains)

CATH v4.4 (8 domains)

7. Citations (1)

MurA inhibited by a derivative of 5-sulfonoxy-anthranilic acid

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

UDP-N-acetylglucosamine 1-carboxyvinyltransferase

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

1ybg__assembly_1__model_1

1ybg__assembly_1__model_1 | I(q)

1ybg__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (4 domains)

CATH v4.4 (8 domains)

7. Citations (1)