SAXSdb — 1j5s

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

URONATE ISOMERASE

Thermotoga maritima

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	UXAC_THEMA
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 13–463； UniProt 1–451 Author chain B； PDBConstruct 13–463； UniProt 1–451 Author chain C； PDBConstruct 13–463； UniProt 1–451

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	1j5s
Deposition date deposition_date	2002-07-02
Structure title title	Crystal structure of uronate isomerase (TM0064) from Thermotoga maritima at 2.85 A resolution
Keywords keywords	;TM0064, URONATE ISOMERASE, STRUCTURAL GENOMICS, JCSG, PSI, Protein Structure Initiative, Joint Center for Structural Genomics, ISOMERASE ;; ISOMERASE
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.

1j5s__assembly_1__model_1

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

Download this curve (.dat)

1j5s__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1j5s__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	33.36 Å
Rg (electron density)	32.16 Å
Total Rg	32.88 Å
Atom count	11068
Residues	1351
Excluded volume	196870 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1j5s__assembly_1__model_1`	trimeric （3）	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 (2)

Entity 1 Entity 1 polymer

Description description	URONATE ISOMERASE
Molecular weight formula_weight	53840.1 kDa
EC 编号 ec_number	5.3.1.12
Source method src_method	man
Copy count entity_count	3

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C
Atom count atom_count	11175

MGSDKIHHHHHHMFLGEDYLLTNRAAVRLFNEVKDLPIVDPHNHLDAKDIVENKPWNDIWEVEGATDHYVWELMRRCGVSEEYITGSRSNKEKWLALAKVFPRFVGNPTYEWIHLDLWRRFNIKKVISEETAEEIWEETKKKLPEMTPQKLLRDMKVEILCTTDDPVSTLEHHRKAKEAVEGVTILPTWRPDRAMNVDKEGWREYVEKMGERYGEDTSTLDGFLNALWKSHEHFKEHGCVASDHALLEPSVYYVDENRARAVHEKAFSGEKLTQDEINDYKAFMMVQFGKMNQETNWVTQLHIGALRDYRDSLFKTLGPDSGGDISTNFLRIAEGLRYFLNEFDGKLKIVLYVLDPTHLPTISTIARAFPNVYVGAPWWFNDSPFGMEMHLKYLASVDLLYNLAGMVTDSRKLLSFGSRTEMFRRVLSNVVGEMVEKGQIPIKEARELVKHVSYDGPKALFFG

Source Source

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

Entity 2 Entity 2 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	107

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6. Fold Classification (SCOP + CATH) 10 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d1j5sa1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.1 — TIM beta/alpha-barrel
Superfamily Superfamily superfamily	c.1.9 — Metallo-dependent hydrolases
Family Family family	c.1.9.8 — Uronate isomerase-like

Domain ID domain_id	d1j5sa2
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	d1j5sb_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.1 — TIM beta/alpha-barrel
Superfamily Superfamily superfamily	c.1.9 — Metallo-dependent hydrolases
Family Family family	c.1.9.8 — Uronate isomerase-like

Domain ID domain_id	d1j5sc_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.1 — TIM beta/alpha-barrel
Superfamily Superfamily superfamily	c.1.9 — Metallo-dependent hydrolases
Family Family family	c.1.9.8 — Uronate isomerase-like

CATH v4.4 (6 domains)

Domain ID domain_id	1j5sA01
Class class	3 — Alpha Beta
Architecture architecture	20 — Alpha-Beta Barrel
Topology topology	20 — TIM Barrel
Homologous superfamily homologous superfamily	140 — Metal-dependent hydrolases

Domain ID domain_id	1j5sA02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	2020 — uronate isomerase, domain 2, chain A
Homologous superfamily homologous superfamily	10 — uronate isomerase, domain 2, chain A

Domain ID domain_id	1j5sB01
Class class	3 — Alpha Beta
Architecture architecture	20 — Alpha-Beta Barrel
Topology topology	20 — TIM Barrel
Homologous superfamily homologous superfamily	140 — Metal-dependent hydrolases

Domain ID domain_id	1j5sB02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	2020 — uronate isomerase, domain 2, chain A
Homologous superfamily homologous superfamily	10 — uronate isomerase, domain 2, chain A

Domain ID domain_id	1j5sC01
Class class	3 — Alpha Beta
Architecture architecture	20 — Alpha-Beta Barrel
Topology topology	20 — TIM Barrel
Homologous superfamily homologous superfamily	140 — Metal-dependent hydrolases

Domain ID domain_id	1j5sC02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	2020 — uronate isomerase, domain 2, chain A
Homologous superfamily homologous superfamily	10 — uronate isomerase, domain 2, chain A

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Unit-cell length a length_a	77.413 Å
Unit-cell length b length_b	79.962 Å
Unit-cell length c length_c	89.430 Å
Unit-cell angle α angle_alpha	115.73 °
Unit-cell angle β angle_beta	97.57 °
Unit-cell angle γ angle_gamma	110.44 °
Molecules per unit cell Z z_pdb	3

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

Resolution resolution	2.850 Å
Low-resolution limit resolution_low	24.990 Å
R factor r_factor	—
R_work r_work	0.2340
R_free r_free	0.2740

Crystal structure of uronate isomerase (TM0064) from Thermotoga maritima at 2.85 A resolution

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

URONATE ISOMERASE

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

1j5s__assembly_1__model_1

1j5s__assembly_1__model_1 | I(q)

1j5s__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 10 domains

SCOP 2.08 (4 domains)

CATH v4.4 (6 domains)

7. Citations (1)

Crystal structure of uronate isomerase (TM0064) from Thermotoga maritima at 2.85 A resolution

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

URONATE ISOMERASE

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

1j5s__assembly_1__model_1

1j5s__assembly_1__model_1 | I(q)

1j5s__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 10 domains

SCOP 2.08 (4 domains)

CATH v4.4 (6 domains)

7. Citations (1)