SAXSdb — 1u9d

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

hypothetical protein VC0714

Vibrio cholerae O1 biovar eltor str. N16961

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	PHOSPHATE ION × 2 water × 2	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 3	PHOSPHATE ION × 3 water × 3	Consistent with protein count
3	Protein homooligomer	Homooligomer	Protein 3	PHOSPHATE ION × 3 water × 3	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q9KU16_VIBCH
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 16–122； UniProt 1–107 Author chain B； PDBConstruct 16–122； UniProt 1–107

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	1u9d
Deposition date deposition_date	2004-08-09
Structure title title	Structure of Protein of Unknown Function from Vibrio cholerae O1 biovar eltor str. N16961
Keywords keywords	;structural genomics, MCSG, hypothetical protein, protein structure initiative, PSI, Midwest Center for Structural Genomics, UNKNOWN FUNCTION ;; STRUCTURAL GENOMICS, UNKNOWN FUNCTION
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.

1u9d__assembly_3__model_1

Assembly 3 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1u9d__assembly_3__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1u9d__assembly_3__model_1 | P(r) · Pending

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

Rg（Guinier）	21.79 Å
Rg (electron density)	20.36 Å
Total Rg	21.18 Å
Atom count	2943
Residues	360
Excluded volume	52271 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1u9d__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1u9d__assembly_2__model_1`	trimeric （3）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`1u9d__assembly_3__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 (3)

Entity 1 Entity 1 polymer

Description description	hypothetical protein VC0714
Molecular weight formula_weight	13907.3 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	2115

GVDLGTENLYFSSNAMPHLRFRAVEAHIVESLVPTLLNELSSLLSTARNAFTFELINTQYFAEGGVYPMVEVLWFGREQQTQDQIAQVITDQIRQLLGADSHLAVVFIPLQRTAYYLDGQHF

Source Source

Source organism organism	Vibrio cholerae O1 biovar eltor str. N16961
NCBI taxonomy ID ncbi_taxonomy_id	243277
Host organism host_organism	Escherichia coli BL21

Entity 2 Entity 2 non-polymer

Description description	PHOSPHATE ION
Molecular weight formula_weight	95.0 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	153

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6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d1u9da1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.80 — Tautomerase/MIF
Superfamily Superfamily superfamily	d.80.1 — Tautomerase/MIF
Family Family family	d.80.1.5 — VC0714-like

Domain ID domain_id	d1u9da2
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	d1u9db1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.80 — Tautomerase/MIF
Superfamily Superfamily superfamily	d.80.1 — Tautomerase/MIF
Family Family family	d.80.1.5 — VC0714-like

Domain ID domain_id	d1u9db2
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

CATH v4.4 (2 domains)

Domain ID domain_id	1u9dA00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	429 — Macrophage Migration Inhibitory Factor
Homologous superfamily homologous superfamily	10 — Macrophage Migration Inhibitory Factor

Domain ID domain_id	1u9dB00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	429 — Macrophage Migration Inhibitory Factor
Homologous superfamily homologous superfamily	10 — Macrophage Migration Inhibitory Factor

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Unit-cell length a length_a	66.006 Å
Unit-cell length b length_b	66.006 Å
Unit-cell length c length_c	47.831 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	6

Space group space_group	P 3
Space-group number int_tables_number	143
Crystal system crystal_system	—

Resolution resolution	1.700 Å
Low-resolution limit resolution_low	56.800 Å
R factor r_factor	0.1915
R_work r_work	0.1890
R_free r_free	0.2370

Structure of Protein of Unknown Function from Vibrio cholerae O1 biovar eltor str. N16961

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

hypothetical protein VC0714

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

1u9d__assembly_3__model_1

1u9d__assembly_3__model_1 | I(q)

1u9d__assembly_3__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) 6 domains

SCOP 2.08 (4 domains)

CATH v4.4 (2 domains)

7. Citations (1)

Structure of Protein of Unknown Function from Vibrio cholerae O1 biovar eltor str. N16961

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

hypothetical protein VC0714

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

1u9d__assembly_3__model_1

1u9d__assembly_3__model_1 | I(q)

1u9d__assembly_3__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) 6 domains

SCOP 2.08 (4 domains)

CATH v4.4 (2 domains)

7. Citations (1)