SAXSdb — 3fgy

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

uncharacterized NTF2-like protein

Burkholderia xenovorans LB400

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	UNKNOWN LIGAND × 2 DI(HYDROXYETHYL)ETHER × 2 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q13M28_BURXL
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–129； UniProt 1–128 Author chain B； PDBConstruct 2–129； UniProt 1–128

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	3fgy
Deposition date deposition_date	2008-12-08
Structure title title	CRYSTAL STRUCTURE OF A NTF2-LIKE PROTEIN (BXE_B1094) FROM BURKHOLDERIA XENOVORANS LB400 AT 1.59 A RESOLUTION
Keywords keywords	;NTF2-LIKE PROTEIN, STRUCTURAL GENOMICS, JOINT CENTER FOR STRUCTURAL GENOMICS, JCSG, PROTEIN STRUCTURE INITIATIVE, PSI-2, UNKNOWN FUNCTION ;; UNKNOWN FUNCTION
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.

3fgy__assembly_1__model_1

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

Download this curve (.dat)

3fgy__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3fgy__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	20.14 Å
Rg (electron density)	18.82 Å
Total Rg	19.93 Å
Atom count	2054
Residues	260
Excluded volume	36589 Å³
Maximum q	0.500 Å⁻¹

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

Entity 1 Entity 1 polymer

Description description	uncharacterized NTF2-like protein
Molecular weight formula_weight	14983.5 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	2512

GMSTQENVQIVKDFFAAMGRGDKKGLLAVSAEDIEWIIPGEWPLAGTHRGHAALAALLQKASEMVEISYPEPPEFVAQGERVLVVGFATGRVKSTNRTFEDDWVFAITVRKSKVTSIREYIDTLALARATNFNAT

Source Source

Source organism organism	Burkholderia xenovorans LB400
NCBI taxonomy ID ncbi_taxonomy_id	266265
Host organism host_organism	Escherichia Coli

Entity 2 Entity 2 non-polymer

Description description	UNKNOWN LIGAND
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 non-polymer

Description description	DI(HYDROXYETHYL)ETHER
Molecular weight formula_weight	106.1 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	329

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6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (6 domains)

Domain ID domain_id	d3fgya1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.17 — Cystatin-like
Superfamily Superfamily superfamily	d.17.4 — NTF2-like
Family Family family	d.17.4.0 — automated matches

Domain ID domain_id	d3fgya2
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	d3fgya3
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	d3fgyb1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.17 — Cystatin-like
Superfamily Superfamily superfamily	d.17.4 — NTF2-like
Family Family family	d.17.4.0 — automated matches

Domain ID domain_id	d3fgyb2
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	d3fgyb3
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

CATH v4.4 (2 domains)

Domain ID domain_id	3fgyA00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	450 — Nuclear Transport Factor 2; Chain: A,
Homologous superfamily homologous superfamily	50 —

Domain ID domain_id	3fgyB00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	450 — Nuclear Transport Factor 2; Chain: A,
Homologous superfamily homologous superfamily	50 —

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Unit-cell length a length_a	45.950 Å
Unit-cell length b length_b	66.080 Å
Unit-cell length c length_c	91.000 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	8

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

Resolution resolution	1.590 Å
Low-resolution limit resolution_low	29.037 Å
R factor r_factor	0.1840
R_work r_work	0.1830
R_free r_free	0.2110

CRYSTAL STRUCTURE OF A NTF2-LIKE PROTEIN (BXE_B1094) FROM BURKHOLDERIA XENOVORANS LB400 AT 1.59 A RESOLUTION

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

uncharacterized NTF2-like 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

3fgy__assembly_1__model_1

3fgy__assembly_1__model_1 | I(q)

3fgy__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 (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) 8 domains

SCOP 2.08 (6 domains)

CATH v4.4 (2 domains)

7. Citations (1)

CRYSTAL STRUCTURE OF A NTF2-LIKE PROTEIN (BXE_B1094) FROM BURKHOLDERIA XENOVORANS LB400 AT 1.59 A RESOLUTION

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

uncharacterized NTF2-like 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

3fgy__assembly_1__model_1

3fgy__assembly_1__model_1 | I(q)

3fgy__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 (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) 8 domains

SCOP 2.08 (6 domains)

CATH v4.4 (2 domains)

7. Citations (1)