SAXSdb — 1vpz

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

Carbon storage regulator homolog

Pseudomonas aeruginosa

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	CSRA_PSEAE
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 13–73； UniProt 1–61 Author chain B； PDBConstruct 13–73； UniProt 1–61

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	1vpz
Deposition date deposition_date	2004-11-24
Structure title title	Crystal structure of a putative carbon storage regulator protein (csra, pa0905) from pseudomonas aeruginosa at 2.05 A resolution
Keywords keywords	;Csra-like fold, structural genomics, Joint Center for Structural Genomics, JCSG, Protein Structure Initiative, PSI, rna binding protein ;; RNA BINDING PROTEIN
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.

1vpz__assembly_1__model_1

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

Download this curve (.dat)

1vpz__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1vpz__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	15.24 Å
Rg (electron density)	13.94 Å
Total Rg	14.96 Å
Atom count	868
Residues	109
Excluded volume	15517 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1vpz__assembly_1__model_1`	dimeric （2）	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 (2)

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d1vpza1
Class class	b — All beta proteins
Fold Fold fold	b.151 — CsrA-like
Superfamily Superfamily superfamily	b.151.1 — CsrA-like
Family Family family	b.151.1.1 — CsrA-like

Domain ID domain_id	d1vpza2
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

Domain ID domain_id	d1vpzb1
Class class	b — All beta proteins
Fold Fold fold	b.151 — CsrA-like
Superfamily Superfamily superfamily	b.151.1 — CsrA-like
Family Family family	b.151.1.1 — CsrA-like

Domain ID domain_id	d1vpzb2
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

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Unit-cell length a length_a	49.066 Å
Unit-cell length b length_b	56.669 Å
Unit-cell length c length_c	98.533 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	C 2 2 21
Space-group number int_tables_number	20
Crystal system crystal_system	—

Resolution resolution	2.050 Å
Low-resolution limit resolution_low	24.590 Å
R factor r_factor	0.2209
R_work r_work	0.2185
R_free r_free	0.2754

Description description	Carbon storage regulator homolog
Molecular weight formula_weight	8522.3 kDa
Source method src_method	man
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	902

Crystal structure of a putative carbon storage regulator protein (csra, pa0905) from pseudomonas aeruginosa at 2.05 A resolution

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

Carbon storage regulator homolog

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

1vpz__assembly_1__model_1

1vpz__assembly_1__model_1 | I(q)

1vpz__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (4 domains)

7. Citations (1)

Source organism organism	Pseudomonas aeruginosa
NCBI taxonomy ID ncbi_taxonomy_id	287
Host organism host_organism	Escherichia coli

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	23

Crystal structure of a putative carbon storage regulator protein (csra, pa0905) from pseudomonas aeruginosa at 2.05 A resolution

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

Carbon storage regulator homolog

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

1vpz__assembly_1__model_1

1vpz__assembly_1__model_1 | I(q)

1vpz__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (4 domains)

7. Citations (1)