SAXSdb — 2xu8

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

PA1645

PSEUDOMONAS AERUGINOSA

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 3	SULFATE ION × 11 water × 3	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q9I380_PSEAE
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–116； UniProt 20–135 Author chain B； PDBConstruct 1–116； UniProt 20–135 Author chain C； PDBConstruct 1–116； UniProt 20–135

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	2xu8
Deposition date deposition_date	2010-10-15
Structure title title	Structure of Pa1645
Keywords keywords	STRUCTURAL GENOMICS, BACTERIAL VIRULENCE; STRUCTURAL GENOMICS
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.

2xu8__assembly_1__model_1

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

Download this curve (.dat)

2xu8__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2xu8__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	21.99 Å
Rg (electron density)	20.90 Å
Total Rg	21.85 Å
Atom count	2839
Residues	348
Excluded volume	49531 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2xu8__assembly_1__model_1`	trimeric （3）	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	PA1645
Molecular weight formula_weight	13117.8 kDa
Source method src_method	man
Copy count entity_count	3

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C
Atom count atom_count	3152

DWSGPIEQPLWSLPAAPGLSRWLIVHNLSSAAADGLYHVEVLERRQGQQPWQFQRLAAHLALTEQALRASIVAPLKRGGVYPESYQFAYRQWQERQAAGQAPVCRRTVDECLRAPD

Source Source

Source organism organism	PSEUDOMONAS AERUGINOSA
NCBI taxonomy ID ncbi_taxonomy_id	208964
Host organism host_organism	ESCHERICHIA COLI

Entity 2 Entity 2 non-polymer

Description description	SULFATE ION
Molecular weight formula_weight	96.1 kDa
Source method src_method	syn
Copy count entity_count	11

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	246

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6. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

Domain ID domain_id	2xu8A00
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	70 — Cathepsin B; Chain A
Homologous superfamily homologous superfamily	190 — Domain of unknown function (DUF5086)

Domain ID domain_id	2xu8B00
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	70 — Cathepsin B; Chain A
Homologous superfamily homologous superfamily	190 — Domain of unknown function (DUF5086)

Domain ID domain_id	2xu8C00
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	70 — Cathepsin B; Chain A
Homologous superfamily homologous superfamily	190 — Domain of unknown function (DUF5086)

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Unit-cell length a length_a	125.970 Å
Unit-cell length b length_b	125.970 Å
Unit-cell length c length_c	125.840 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	48

Space group space_group	I 41 2 2
Space-group number int_tables_number	98
Crystal system crystal_system	—

Resolution resolution	1.980 Å
Low-resolution limit resolution_low	89.070 Å
R factor r_factor	0.1771
R_work r_work	0.1762
R_free r_free	0.1923

Structure of Pa1645

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

PA1645

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

2xu8__assembly_1__model_1

2xu8__assembly_1__model_1 | I(q)

2xu8__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) 3 domains

CATH v4.4 (3 domains)

7. Citations (1)

Structure of Pa1645

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

PA1645

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

2xu8__assembly_1__model_1

2xu8__assembly_1__model_1 | I(q)

2xu8__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) 3 domains

CATH v4.4 (3 domains)

7. Citations (1)