SAXSdb — 2oby

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

Putative quinone oxidoreductase

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	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE × 2 water × 1	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 2	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE × 2 water × 2	Consistent with protein count
3	Protein homooligomer	Homooligomer	Protein 2	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE × 2	Consistent with protein count
4	Protein homooligomer	Homooligomer	Protein 2	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE × 2 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	QORX_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 7–338； UniProt 1–332 Author chain B； PDBConstruct 7–338； UniProt 1–332 Author chain C； PDBConstruct 7–338； UniProt 1–332 Author chain D； PDBConstruct 7–338； UniProt 1–332 Author chain E； PDBConstruct 7–338； UniProt 1–332

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	2oby
Deposition date deposition_date	2006-12-20
Structure title title	Crystal structure of Human P53 inducible oxidoreductase (TP53I3,PIG3)
Keywords keywords	OXIDOREDUCTASE; OXIDOREDUCTASE
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.

2oby__assembly_1__model_1

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

Download this curve (.dat)

2oby__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2oby__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	29.62 Å
Rg (electron density)	29.17 Å
Total Rg	29.85 Å
Atom count	5128
Residues	668
Excluded volume	91941 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2oby__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`2oby__assembly_2__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`2oby__assembly_3__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`2oby__assembly_4__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	Putative quinone oxidoreductase
Molecular weight formula_weight	36080.6 kDa
EC 编号 ec_number	1.-.-.-
Source method src_method	man
Copy count entity_count	5

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E
Atom count atom_count	12823

GSPGIPMLAVHFDKPGGPENLYVKEVAKPSPGEGEVLLKVAASALNRADLMQRQGQYDPPPGASNILGLEASGHVAELGPGCQGHWKIGDTAMALLPGGGQAQYVTVPEGLLMPIPEGLTLTQAAAIPEAWLTAFQLLHLVGNVQAGDYVLIHAGLSGVGTAAIQLTRMAGAIPLVTAGSQKKLQMAEKLGAAAGFNYKKEDFSEATLKFTKGAGVNLILDCIGGSYWEKNVNCLALDGRWVLYGLMGGGDINGPLFSKLLFKRGSLITSLLRSRDNKYKQMLVNAFTEQILPHFSTEGPQRLLPVLDRIYPVTEIQEAHKYMEANKNIGKIVLELPQ

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

Entity 2 Entity 2 non-polymer

Description description	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
Molecular weight formula_weight	743.4 kDa
Source method src_method	syn
Copy count entity_count	5

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	3

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6. Fold Classification (SCOP + CATH) 10 domains

CATH v4.4 (10 domains)

Domain ID domain_id	2obyA01
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	180 — Quinone Oxidoreductase; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — Medium-chain alcohol dehydrogenases, catalytic domain

Domain ID domain_id	2obyA02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	2obyB01
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	180 — Quinone Oxidoreductase; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — Medium-chain alcohol dehydrogenases, catalytic domain

Domain ID domain_id	2obyB02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	2obyC01
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	180 — Quinone Oxidoreductase; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — Medium-chain alcohol dehydrogenases, catalytic domain

Domain ID domain_id	2obyC02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	2obyD01
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	180 — Quinone Oxidoreductase; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — Medium-chain alcohol dehydrogenases, catalytic domain

Domain ID domain_id	2obyD02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

Domain ID domain_id	2obyE01
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	180 — Quinone Oxidoreductase; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — Medium-chain alcohol dehydrogenases, catalytic domain

Domain ID domain_id	2obyE02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

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Unit-cell length a length_a	68.354 Å
Unit-cell length b length_b	184.359 Å
Unit-cell length c length_c	318.047 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	40

Space group space_group	C 2 2 21
Space-group number int_tables_number	20
Crystal system crystal_system	—

Resolution resolution	3.000 Å
Low-resolution limit resolution_low	19.940 Å
R factor r_factor	0.2215
R_work r_work	0.2195
R_free r_free	0.2597

Crystal structure of Human P53 inducible oxidoreductase (TP53I3,PIG3)

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

Putative quinone oxidoreductase

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

2oby__assembly_1__model_1

2oby__assembly_1__model_1 | I(q)

2oby__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) 10 domains

CATH v4.4 (10 domains)

7. Citations (1)

Crystal structure of Human P53 inducible oxidoreductase (TP53I3,PIG3)

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

Putative quinone oxidoreductase

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

2oby__assembly_1__model_1

2oby__assembly_1__model_1 | I(q)

2oby__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) 10 domains

CATH v4.4 (10 domains)

7. Citations (1)