SAXSdb — 1nq3

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

14.3 kDa perchloric acid soluble protein

Capra hircus

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
2	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	UK14_CAPHI
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–136； UniProt 2–137 Author chain B； PDBConstruct 1–136； UniProt 2–137 Author chain C； PDBConstruct 1–136； UniProt 2–137 Author chain D； PDBConstruct 1–136； UniProt 2–137 Author chain E； PDBConstruct 1–136； UniProt 2–137 Author chain F； PDBConstruct 1–136； UniProt 2–137

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	1nq3
Deposition date deposition_date	2003-01-21
Structure title title	Crystal structure of the mammalian tumor associated antigen UK114
Keywords keywords	tumor associated antigen, YER057c/YIL051c/YjgF protein family, UK114, trimer, Immune system, metal binding protein; Immune system, metal 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.

1nq3__assembly_1__model_1

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

Download this curve (.dat)

1nq3__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1nq3__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	20.82 Å
Rg (electron density)	19.44 Å
Total Rg	20.46 Å
Atom count	2932
Residues	399
Excluded volume	52719 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1nq3__assembly_1__model_1`	trimeric （3）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1nq3__assembly_2__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)

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6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

Domain ID domain_id	d1nq3a_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.79 — Bacillus chorismate mutase-like
Superfamily Superfamily superfamily	d.79.1 — YjgF-like
Family Family family	d.79.1.1 — YjgF/L-PSP

Domain ID domain_id	d1nq3b_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.79 — Bacillus chorismate mutase-like
Superfamily Superfamily superfamily	d.79.1 — YjgF-like
Family Family family	d.79.1.1 — YjgF/L-PSP

Domain ID domain_id	d1nq3c_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.79 — Bacillus chorismate mutase-like
Superfamily Superfamily superfamily	d.79.1 — YjgF-like
Family Family family	d.79.1.1 — YjgF/L-PSP

Domain ID domain_id	d1nq3d_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.79 — Bacillus chorismate mutase-like
Superfamily Superfamily superfamily	d.79.1 — YjgF-like
Family Family family	d.79.1.1 — YjgF/L-PSP

Domain ID domain_id	d1nq3e_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.79 — Bacillus chorismate mutase-like
Superfamily Superfamily superfamily	d.79.1 — YjgF-like
Family Family family	d.79.1.1 — YjgF/L-PSP

Domain ID domain_id	d1nq3f_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.79 — Bacillus chorismate mutase-like
Superfamily Superfamily superfamily	d.79.1 — YjgF-like
Family Family family	d.79.1.1 — YjgF/L-PSP

CATH v4.4 (6 domains)

Domain ID domain_id	1nq3A00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1330 — 60s Ribosomal Protein L30; Chain: A;
Homologous superfamily homologous superfamily	40 — RutC-like

Domain ID domain_id	1nq3B00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1330 — 60s Ribosomal Protein L30; Chain: A;
Homologous superfamily homologous superfamily	40 — RutC-like

Domain ID domain_id	1nq3C00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1330 — 60s Ribosomal Protein L30; Chain: A;
Homologous superfamily homologous superfamily	40 — RutC-like

Domain ID domain_id	1nq3D00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1330 — 60s Ribosomal Protein L30; Chain: A;
Homologous superfamily homologous superfamily	40 — RutC-like

Domain ID domain_id	1nq3E00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1330 — 60s Ribosomal Protein L30; Chain: A;
Homologous superfamily homologous superfamily	40 — RutC-like

Domain ID domain_id	1nq3F00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1330 — 60s Ribosomal Protein L30; Chain: A;
Homologous superfamily homologous superfamily	40 — RutC-like

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Unit-cell length a length_a	51.035 Å
Unit-cell length b length_b	77.998 Å
Unit-cell length c length_c	192.510 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	24

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

Resolution resolution	2.200 Å
Low-resolution limit resolution_low	20.000 Å
R factor r_factor	—
R_work r_work	0.1875
R_free r_free	0.2255

Description description	14.3 kDa perchloric acid soluble protein
Molecular weight formula_weight	14178.2 kDa
Source method src_method	man
Copy count entity_count	6

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F
Atom count atom_count	6118

Crystal structure of the mammalian tumor associated antigen UK114

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

14.3 kDa perchloric acid soluble 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

1nq3__assembly_1__model_1

1nq3__assembly_1__model_1 | I(q)

1nq3__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) 12 domains

SCOP 2.08 (6 domains)

CATH v4.4 (6 domains)

7. Citations (1)

Source organism organism	Capra hircus
Common name common_name	goat
NCBI taxonomy ID ncbi_taxonomy_id	9925
Host organism host_organism	Escherichia coli

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	259

Crystal structure of the mammalian tumor associated antigen UK114

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

14.3 kDa perchloric acid soluble 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

1nq3__assembly_1__model_1

1nq3__assembly_1__model_1 | I(q)

1nq3__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) 12 domains

SCOP 2.08 (6 domains)

CATH v4.4 (6 domains)

7. Citations (1)