SAXSdb — 1knu

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

PEROXISOME PROLIFERATOR ACTIVATED RECEPTOR GAMMA

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	(S)-3-(4-(2-CARBAZOL-9-YL-ETHOXY)-PHENYL)-2-ETHOXY-PROPIONIC ACID × 1 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PPAT_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–274； UniProt 232–505 Author chain B； PDBConstruct 1–274； UniProt 232–505

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	1knu
Deposition date deposition_date	2001-12-19
Structure title title	LIGAND BINDING DOMAIN OF THE HUMAN PEROXISOME PROLIFERATOR ACTIVATED RECEPTOR GAMMA IN COMPLEX WITH A SYNTHETIC AGONIST
Keywords keywords	PPAR, NUCLEAR RECEPTOR, TRANSCRIPTION, GENE REGULATION, AGONIST COMPLEX, DNA BINDING PROTEIN; DNA 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.

1knu__assembly_1__model_1

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

Download this curve (.dat)

1knu__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1knu__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	26.56 Å
Rg (electron density)	25.55 Å
Total Rg	26.54 Å
Atom count	4227
Residues	523
Excluded volume	76753 Å³
Maximum q	0.500 Å⁻¹

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

Entity 1 Entity 1 polymer

Description description	PEROXISOME PROLIFERATOR ACTIVATED RECEPTOR GAMMA
Molecular weight formula_weight	31321.4 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	4303

LNPESADLRALAKHLYDSYIKSFPLTKAKARAILTGKTTDKSPFVIYDMNSLMMGEDKIKFKHITPLQEQSKEVAIRIFQGCQFRSVEAVQEITEYAKSIPGFVNLDLNDQVTLLKYGVHEIIYTMLASLMNKDGVLISEGQGFMTREFLKSLRKPFGDFMEPKFEFAVKFNALELDDSDLAIFIAVIILSGDRPGLLNVKPIEDIQDNLLQALELQLKLNHPESSQLFAKLLQKMTDLRQIVTEHVQLLQVIKKTETDMSLHPLLQEIYKDLY

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 2 Entity 2 non-polymer

Description description	(S)-3-(4-(2-CARBAZOL-9-YL-ETHOXY)-PHENYL)-2-ETHOXY-PROPIONIC ACID
Molecular weight formula_weight	403.5 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	32

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1knua_
Class class	a — All alpha proteins
Fold Fold fold	a.123 — Nuclear receptor ligand-binding domain
Superfamily Superfamily superfamily	a.123.1 — Nuclear receptor ligand-binding domain
Family Family family	a.123.1.1 — Nuclear receptor ligand-binding domain

Domain ID domain_id	d1knub_
Class class	a — All alpha proteins
Fold Fold fold	a.123 — Nuclear receptor ligand-binding domain
Superfamily Superfamily superfamily	a.123.1 — Nuclear receptor ligand-binding domain
Family Family family	a.123.1.1 — Nuclear receptor ligand-binding domain

CATH v4.4 (2 domains)

Domain ID domain_id	1knuA00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	565 — Retinoid X Receptor
Homologous superfamily homologous superfamily	10 — Retinoid X Receptor

Domain ID domain_id	1knuB00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	565 — Retinoid X Receptor
Homologous superfamily homologous superfamily	10 — Retinoid X Receptor

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Unit-cell length a length_a	92.270 Å
Unit-cell length b length_b	63.440 Å
Unit-cell length c length_c	119.240 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	101.84 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

Space group space_group	C 1 2 1
Space-group number int_tables_number	5
Crystal system crystal_system	—

Resolution resolution	2.500 Å
Low-resolution limit resolution_low	39.890 Å
R factor r_factor	—
R_work r_work	0.2240
R_free r_free	0.2640

LIGAND BINDING DOMAIN OF THE HUMAN PEROXISOME PROLIFERATOR ACTIVATED RECEPTOR GAMMA IN COMPLEX WITH A SYNTHETIC AGONIST

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

PEROXISOME PROLIFERATOR ACTIVATED RECEPTOR GAMMA

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

1knu__assembly_1__model_1

1knu__assembly_1__model_1 | I(q)

1knu__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) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)

LIGAND BINDING DOMAIN OF THE HUMAN PEROXISOME PROLIFERATOR ACTIVATED RECEPTOR GAMMA IN COMPLEX WITH A SYNTHETIC AGONIST

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

PEROXISOME PROLIFERATOR ACTIVATED RECEPTOR GAMMA

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

1knu__assembly_1__model_1

1knu__assembly_1__model_1 | I(q)

1knu__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) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)