SAXSdb — 2bnl

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

MODULATOR PROTEIN RSBR

BACILLUS SUBTILIS

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RSBR_BACSU
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–136； UniProt 1–136 Author chain B； PDBConstruct 1–136； UniProt 1–136 Author chain C； PDBConstruct 1–136； UniProt 1–136 Author chain D； PDBConstruct 1–136； UniProt 1–136 Author chain E； PDBConstruct 1–136； UniProt 1–136 Author chain F； PDBConstruct 1–136； UniProt 1–136

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	2bnl
Deposition date deposition_date	2005-03-28
Structure title title	The structure of the N-terminal domain of RsbR
Keywords keywords	STRESS-RESPONSE, STRESS RESPONSE, PHOSPHORYLATION; STRESS-RESPONSE
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.

2bnl__assembly_1__model_1

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

Download this curve (.dat)

2bnl__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2bnl__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	19.44 Å
Rg (electron density)	18.13 Å
Total Rg	19.09 Å
Atom count	2142
Residues	253
Excluded volume	38253 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2bnl__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`2bnl__assembly_2__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`2bnl__assembly_3__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 (3)

Entity 1 Entity 1 polymer

Description description	MODULATOR PROTEIN RSBR
Molecular weight formula_weight	16301.6 kDa
Source method src_method	man
Copy count entity_count	6

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F
Atom count atom_count	7278

MMSNQTVYQFIAENQNELLQLWTDTLKELSEQESYQLTDQVYENISKEYIDILLLSVKDENAAESQISELALRAVQIGLSMKFLATALAEFWKRLYTKMNDKRLPDQESTELIWQIDRFFSPINTEIFNQYSISWE

Source Source

Source organism organism	BACILLUS SUBTILIS
NCBI taxonomy ID ncbi_taxonomy_id	1423
Host organism host_organism	ESCHERICHIA COLI

Entity 2 Entity 2 non-polymer

Description description	SODIUM ION
Molecular weight formula_weight	23.0 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	791

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6. Fold Classification (SCOP + CATH) 6 domains

CATH v4.4 (6 domains)

Domain ID domain_id	2bnlA00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	490 — Globin-like
Homologous superfamily homologous superfamily	10 — Globins

Domain ID domain_id	2bnlB00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	490 — Globin-like
Homologous superfamily homologous superfamily	10 — Globins

Domain ID domain_id	2bnlC00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	490 — Globin-like
Homologous superfamily homologous superfamily	10 — Globins

Domain ID domain_id	2bnlD00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	490 — Globin-like
Homologous superfamily homologous superfamily	10 — Globins

Domain ID domain_id	2bnlE00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	490 — Globin-like
Homologous superfamily homologous superfamily	10 — Globins

Domain ID domain_id	2bnlF00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	490 — Globin-like
Homologous superfamily homologous superfamily	10 — Globins

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Unit-cell length a length_a	136.062 Å
Unit-cell length b length_b	136.062 Å
Unit-cell length c length_c	113.296 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	36

Space group space_group	P 32 1 2
Space-group number int_tables_number	153
Crystal system crystal_system	—

Resolution resolution	2.000 Å
Low-resolution limit resolution_low	22.240 Å
R factor r_factor	0.1570
R_work r_work	0.1540
R_free r_free	0.1980

The structure of the N-terminal domain of RsbR

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

MODULATOR PROTEIN RSBR

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

2bnl__assembly_1__model_1

2bnl__assembly_1__model_1 | I(q)

2bnl__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) 6 domains

CATH v4.4 (6 domains)

7. Citations (1)

The structure of the N-terminal domain of RsbR

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

MODULATOR PROTEIN RSBR

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

2bnl__assembly_1__model_1

2bnl__assembly_1__model_1 | I(q)

2bnl__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) 6 domains

CATH v4.4 (6 domains)

7. Citations (1)