SAXSdb — 1j2g

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

Uricase

Bacillus sp.

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 4	SULFATE ION × 4 8-AZAXANTHINE × 4 water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	URIC_BACSB
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–319； UniProt 171–489 Author chain B； PDBConstruct 1–319； UniProt 171–489 Author chain C； PDBConstruct 1–319； UniProt 171–489 Author chain D； PDBConstruct 1–319； UniProt 171–489

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	1j2g
Deposition date deposition_date	2003-01-05
Structure title title	Crystal structure of Urate oxidase from Bacillus SP. TB-90 co-crystallized with 8-Azaxanthine
Keywords keywords	T-fold barrel, purine, 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.

1j2g__assembly_1__model_1

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

Download this curve (.dat)

1j2g__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1j2g__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	32.40 Å
Rg (electron density)	30.84 Å
Total Rg	31.80 Å
Atom count	9956
Residues	1224
Excluded volume	176870 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1j2g__assembly_1__model_1`	tetrameric （4）	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	Uricase
Molecular weight formula_weight	36581.2 kDa
EC 编号 ec_number	1.7.3.3
Source method src_method	man
Copy count entity_count	4

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	10365

MTKHKERVMYYGKGDVFAYRTYLKPLTGVRTIPESPFSGRDHILFGVNVKISVGGTKLLTSFTKGDNSLVVATDSMKNFIQKHLASYTGTTIEGFLEYVATSFLKKYSHIEKISLIGEEIPFETTFAVKNGNRAASELVFKKSRNEYATAYLNMVRNEDNTLNITEQQSGLAGLQLIKVSGNSFVGFIRDEYTTLPEDSNRPLFVYLNIKWKYKNTEDSFGTNPENYVAAEQIRDIATSVFHETETLSIQHLIYLIGRRILERFPQLQEVYFESQNHTWDKIVEEIPESEGKVYTEPRPPYGFQCFTVTQEDLPHENIL

Source Source

Source organism organism	Bacillus sp.
NCBI taxonomy ID ncbi_taxonomy_id	36824
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	SULFATE ION
Molecular weight formula_weight	96.1 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 3 Entity 3 non-polymer

Description description	8-AZAXANTHINE
Molecular weight formula_weight	153.1 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	409

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6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (8 domains)

Domain ID domain_id	d1j2ga1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.96 — T-fold
Superfamily Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
Family Family family	d.96.1.4 — Urate oxidase (uricase)

Domain ID domain_id	d1j2ga2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.96 — T-fold
Superfamily Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
Family Family family	d.96.1.4 — Urate oxidase (uricase)

Domain ID domain_id	d1j2gb1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.96 — T-fold
Superfamily Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
Family Family family	d.96.1.4 — Urate oxidase (uricase)

Domain ID domain_id	d1j2gb2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.96 — T-fold
Superfamily Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
Family Family family	d.96.1.4 — Urate oxidase (uricase)

Domain ID domain_id	d1j2gc1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.96 — T-fold
Superfamily Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
Family Family family	d.96.1.4 — Urate oxidase (uricase)

Domain ID domain_id	d1j2gc2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.96 — T-fold
Superfamily Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
Family Family family	d.96.1.4 — Urate oxidase (uricase)

Domain ID domain_id	d1j2gd1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.96 — T-fold
Superfamily Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
Family Family family	d.96.1.4 — Urate oxidase (uricase)

Domain ID domain_id	d1j2gd2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.96 — T-fold
Superfamily Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
Family Family family	d.96.1.4 — Urate oxidase (uricase)

CATH v4.4 (4 domains)

Domain ID domain_id	1j2gA00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	270 — Urate Oxidase
Homologous superfamily homologous superfamily	10 — Urate Oxidase;

Domain ID domain_id	1j2gB00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	270 — Urate Oxidase
Homologous superfamily homologous superfamily	10 — Urate Oxidase;

Domain ID domain_id	1j2gC00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	270 — Urate Oxidase
Homologous superfamily homologous superfamily	10 — Urate Oxidase;

Domain ID domain_id	1j2gD00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	270 — Urate Oxidase
Homologous superfamily homologous superfamily	10 — Urate Oxidase;

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Unit-cell length a length_a	133.390 Å
Unit-cell length b length_b	144.410 Å
Unit-cell length c length_c	78.785 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	16

Space group space_group	P 21 21 2
Space-group number int_tables_number	18
Crystal system crystal_system	—

Resolution resolution	2.200 Å
Low-resolution limit resolution_low	48.010 Å
R factor r_factor	0.1823
R_work r_work	0.1804
R_free r_free	0.2181

Crystal structure of Urate oxidase from Bacillus SP. TB-90 co-crystallized with 8-Azaxanthine

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

Uricase

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

1j2g__assembly_1__model_1

1j2g__assembly_1__model_1 | I(q)

1j2g__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) 12 domains

SCOP 2.08 (8 domains)

CATH v4.4 (4 domains)

7. Citations (1)

Crystal structure of Urate oxidase from Bacillus SP. TB-90 co-crystallized with 8-Azaxanthine

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

Uricase

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

1j2g__assembly_1__model_1

1j2g__assembly_1__model_1 | I(q)

1j2g__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) 12 domains

SCOP 2.08 (8 domains)

CATH v4.4 (4 domains)

7. Citations (1)