SAXSdb — 1j9j

▼

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

STATIONARY PHASE SURVIVAL PROTEIN

Thermotoga maritima

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	MAGNESIUM ION × 2 SULFATE ION × 1 water × 2	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 4	MAGNESIUM ION × 4 SULFATE ION × 2 water × 4	Consistent with protein count
3	Protein homooligomer	Homooligomer	Protein 2	MAGNESIUM ION × 2 SULFATE ION × 2 water × 2	Consistent with protein count
4	Protein homooligomer	Homooligomer	Protein 2	MAGNESIUM ION × 2 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	SURE_THEMA
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–247； UniProt 1–247 Author chain B； PDBConstruct 1–247； UniProt 1–247

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.

▼

2. Structure Basics 2. Structure Basics

Entry ID entry_id	1j9j
Deposition date deposition_date	2001-05-27
Structure title title	CRYSTAL STRUCTURE ANALYSIS OF SURE PROTEIN FROM T.MARITIMA
Keywords keywords	THERMOTOGA MARITIMA, surE protein, UNKNOWN FUNCTION; UNKNOWN FUNCTION
Experimental Method method	X-RAY DIFFRACTION

▼

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.

1j9j__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1j9j__assembly_2__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1j9j__assembly_2__model_1 | P(r) · Pending

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

Rg（Guinier）	31.73 Å
Rg (electron density)	30.92 Å
Total Rg	31.52 Å
Atom count	7906
Residues	988
Excluded volume	140760 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1j9j__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1j9j__assembly_2__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`1j9j__assembly_3__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`1j9j__assembly_4__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download

▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Description description	STATIONARY PHASE SURVIVAL PROTEIN
Molecular weight formula_weight	28107.0 kDa
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	4213

MRILVTNDDGIQSKGIIVLAELLSEEHEVFVVAPDKERSATGHSITIHVPLWMKKVFISERVVAYSTTGTPADCVKLAYNVVMDKRVDLIVSGVNRGPNMGMDILHSGTVSGAMEGAMMNIPSIAISSANYESPDFEGAARFLIDFLKEFDFSLLDPFTMLNINVPAGEIKGWRFTRQSRRRWNDYFEERVSPFGEKYYWMMGEVIEDDDRDDVDYKAVREGYVSITPIHPFLTNEQCLKKLREVYD

Source Source

Source organism organism	Thermotoga maritima
NCBI taxonomy ID ncbi_taxonomy_id	2336
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 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	1

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	260

▼

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1j9ja_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.106 — SurE-like
Superfamily Superfamily superfamily	c.106.1 — SurE-like
Family Family family	c.106.1.1 — SurE-like

Domain ID domain_id	d1j9jb_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.106 — SurE-like
Superfamily Superfamily superfamily	c.106.1 — SurE-like
Family Family family	c.106.1.1 — SurE-like

CATH v4.4 (2 domains)

Domain ID domain_id	1j9jA00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1210 — Stationary-phase Survival Protein Sure Homolog; Chain: A,
Homologous superfamily homologous superfamily	10 — Survival protein SurE-like phosphatase/nucleotidase

Domain ID domain_id	1j9jB00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1210 — Stationary-phase Survival Protein Sure Homolog; Chain: A,
Homologous superfamily homologous superfamily	10 — Survival protein SurE-like phosphatase/nucleotidase

▶

Unit-cell length a length_a	115.956 Å
Unit-cell length b length_b	115.956 Å
Unit-cell length c length_c	78.597 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	12

Space group space_group	P 31 2 1
Space-group number int_tables_number	152
Crystal system crystal_system	—

Resolution resolution	1.900 Å
Low-resolution limit resolution_low	36.600 Å
R factor r_factor	0.2030
R_work r_work	0.2030
R_free r_free	0.2340

CRYSTAL STRUCTURE ANALYSIS OF SURE PROTEIN FROM T.MARITIMA

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

STATIONARY PHASE SURVIVAL PROTEIN

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

1j9j__assembly_2__model_1

1j9j__assembly_2__model_1 | I(q)

1j9j__assembly_2__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 (4)

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 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (2)

CRYSTAL STRUCTURE ANALYSIS OF SURE PROTEIN FROM T.MARITIMA

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

STATIONARY PHASE SURVIVAL PROTEIN

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

1j9j__assembly_2__model_1

1j9j__assembly_2__model_1 | I(q)

1j9j__assembly_2__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 (4)

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 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (2)