SAXSdb — 1ut4

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

NO APICAL MERISTEM PROTEIN

ARABIDOPSIS THALIANA

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q9C932
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 4–171； UniProt 1–168 Author chain B； PDBConstruct 4–171； UniProt 1–168

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	1ut4
Deposition date deposition_date	2003-12-03
Structure title title	Structure of the conserved domain of ANAC, a member of the NAC family of transcription factors
Keywords keywords	;TRANSCRIPTION REGULATION, TRANSCRIPTION, TRANSCRIPTION FACTOR, DNA BINDING, ABSCISIC ACID RESPONSE, ARABIDOPSIS THALIANA, NAC DOMAIN ;; TRANSCRIPTION REGULATION
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.

1ut4__assembly_1__model_1

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

Download this curve (.dat)

1ut4__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1ut4__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	25.12 Å
Rg (electron density)	23.98 Å
Total Rg	25.05 Å
Atom count	2431
Residues	296
Excluded volume	43629 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1ut4__assembly_1__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 (2)

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6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d1ut4a1
Class class	b — All beta proteins
Fold Fold fold	b.143 — NAC domain
Superfamily Superfamily superfamily	b.143.1 — NAC domain
Family Family family	b.143.1.1 — NAC domain

Domain ID domain_id	d1ut4a2
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	d1ut4b1
Class class	b — All beta proteins
Fold Fold fold	b.143 — NAC domain
Superfamily Superfamily superfamily	b.143.1 — NAC domain
Family Family family	b.143.1.1 — NAC domain

Domain ID domain_id	d1ut4b2
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	1ut4A01
Class class	2 — Mainly Beta
Architecture architecture	170 — Beta Complex
Topology topology	150 — Metal Binding Protein, Guanine Nucleotide Exchange Factor; Chain A
Homologous superfamily homologous superfamily	80 — NAC domain

Domain ID domain_id	1ut4B01
Class class	2 — Mainly Beta
Architecture architecture	170 — Beta Complex
Topology topology	150 — Metal Binding Protein, Guanine Nucleotide Exchange Factor; Chain A
Homologous superfamily homologous superfamily	80 — NAC domain

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Unit-cell length a length_a	61.953 Å
Unit-cell length b length_b	75.224 Å
Unit-cell length c length_c	80.824 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	8

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

Resolution resolution	2.500 Å
Low-resolution limit resolution_low	30.000 Å
R factor r_factor	0.2280
R_work r_work	0.2250
R_free r_free	0.2840

Description description	NO APICAL MERISTEM PROTEIN
Molecular weight formula_weight	19780.7 kDa
Source method src_method	man
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	2520

Structure of the conserved domain of ANAC, a member of the NAC family of transcription factors

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

NO APICAL MERISTEM 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

1ut4__assembly_1__model_1

1ut4__assembly_1__model_1 | I(q)

1ut4__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) 6 domains

SCOP 2.08 (4 domains)

CATH v4.4 (2 domains)

7. Citations (2)

Source organism organism	ARABIDOPSIS THALIANA
Common name common_name	MOUSE-EAR CRESS
NCBI taxonomy ID ncbi_taxonomy_id	3702
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	70

Structure of the conserved domain of ANAC, a member of the NAC family of transcription factors

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

NO APICAL MERISTEM 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

1ut4__assembly_1__model_1

1ut4__assembly_1__model_1 | I(q)

1ut4__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) 6 domains

SCOP 2.08 (4 domains)

CATH v4.4 (2 domains)

7. Citations (2)