SAXSdb — 1hux

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

ACTIVATOR OF (R)-2-HYDROXYGLUTARYL-COA DEHYDRATASE

Acidaminococcus fermentans

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	IRON/SULFUR CLUSTER × 1 ADENOSINE-5'-DIPHOSPHATE × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	HGDC_ACIFE
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–260； UniProt 1–260 Author chain B； PDBConstruct 1–260； UniProt 1–260

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	1hux
Deposition date deposition_date	2001-01-04
Structure title title	CRYSTAL STRUCTURE OF THE ACIDAMINOCOCCUS FERMENTANS (R)-2-HYDROXYGLUTARYL-COA DEHYDRATASE COMPONENT A
Keywords keywords	actin fold, METAL BINDING PROTEIN; 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.

1hux__assembly_1__model_1

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

Download this curve (.dat)

1hux__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1hux__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	27.73 Å
Rg (electron density)	27.86 Å
Total Rg	28.19 Å
Atom count	3856
Residues	518
Excluded volume	68935 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1hux__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 (3)

Entity 1 Entity 1 polymer

Description description	ACTIVATOR OF (R)-2-HYDROXYGLUTARYL-COA DEHYDRATASE
Molecular weight formula_weight	28501.7 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	3856

MSIYTLGIDVGSTASKCIILKDGKEIVAKSLVAVGTGTSGPARSISEVLENAHMKKEDMAFTLATGYGRNSLEGIADKQMSELSCHAMGASFIWPNVHTVIDIGGQDVKVIHVENGTMTNFQMNDKCAAGTGRFLDVMANILEVKVSDLAELGAKSTKRVAISSTCTVFAESEVISQLSKGTDKIDIIAGIHRSVASRVIGLANRVGIVKDVVMTGGVAQNYGVRGALEEGLGVEIKTSPLAQYNGALGAALYAYKKAAKSAWSHPQFEK

Source Source

Source organism organism	Acidaminococcus fermentans
NCBI taxonomy ID ncbi_taxonomy_id	905
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	IRON/SULFUR CLUSTER
Molecular weight formula_weight	351.6 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 3 Entity 3 non-polymer

Description description	ADENOSINE-5'-DIPHOSPHATE
Molecular weight formula_weight	427.2 kDa
Source method src_method	syn
Copy count entity_count	2

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6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1huxa_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamily	c.55.1 — Actin-like ATPase domain
Family Family family	c.55.1.5 — BadF/BadG/BcrA/BcrD-like

Domain ID domain_id	d1huxb_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamily	c.55.1 — Actin-like ATPase domain
Family Family family	c.55.1.5 — BadF/BadG/BcrA/BcrD-like

CATH v4.4 (4 domains)

Domain ID domain_id	1huxA01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily	40 — ATPase, nucleotide binding domain

Domain ID domain_id	1huxA02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily	40 — ATPase, nucleotide binding domain

Domain ID domain_id	1huxB01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily	40 — ATPase, nucleotide binding domain

Domain ID domain_id	1huxB02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily	40 — ATPase, nucleotide binding domain

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Unit-cell length a length_a	82.070 Å
Unit-cell length b length_b	51.990 Å
Unit-cell length c length_c	74.700 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	118.81 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	3.000 Å
Low-resolution limit resolution_low	50.000 Å
R factor r_factor	—
R_work r_work	0.2360
R_free r_free	0.2790

CRYSTAL STRUCTURE OF THE ACIDAMINOCOCCUS FERMENTANS (R)-2-HYDROXYGLUTARYL-COA DEHYDRATASE COMPONENT A

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

ACTIVATOR OF (R)-2-HYDROXYGLUTARYL-COA DEHYDRATASE

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

1hux__assembly_1__model_1

1hux__assembly_1__model_1 | I(q)

1hux__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

CATH v4.4 (4 domains)

7. Citations (1)

CRYSTAL STRUCTURE OF THE ACIDAMINOCOCCUS FERMENTANS (R)-2-HYDROXYGLUTARYL-COA DEHYDRATASE COMPONENT A

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

ACTIVATOR OF (R)-2-HYDROXYGLUTARYL-COA DEHYDRATASE

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

1hux__assembly_1__model_1

1hux__assembly_1__model_1 | I(q)

1hux__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

CATH v4.4 (4 domains)

7. Citations (1)