SAXSdb — 2z1q

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

Acyl-CoA dehydrogenase

Thermus thermophilus

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q5SJW0_THET8
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–577； UniProt 1–577 Author chain B； PDBConstruct 1–577； UniProt 1–577

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	2z1q
Deposition date deposition_date	2007-05-11
Structure title title	Crystal structure of acyl CoA dehydrogenase
Keywords keywords	;acyl-CoA dehydrogenase, FAD, Structural Genomics, NPPSFA, National Project on Protein Structural and Functional Analyses, RIKEN Structural Genomics/Proteomics Initiative, RSGI, OXIDOREDUCTASE ;; OXIDOREDUCTASE
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.

2z1q__assembly_1__model_1

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

Download this curve (.dat)

2z1q__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2z1q__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	30.77 Å
Rg (electron density)	30.08 Å
Total Rg	30.78 Å
Atom count	8507
Residues	1095
Excluded volume	151860 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2z1q__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	Acyl-CoA dehydrogenase
Molecular weight formula_weight	63198.3 kDa
EC 编号 ec_number	1.3.99.3
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	8961

MTEEKKLWQKGGGWLLEVPERVYTPEDFDESVKEIARTTRTFVEREVLPLLERMEHGELELNVPLMRKAGELGLLAIDVPEEYGGLDLPKVISTVVAEELSGSGGFSVTYGAHTSIGTLPLVYFGTEEQKRKYLPKLASGEWIAAYCLTEPGSGSDALAAKTRATLSEDGKHYILNGVKQWISNAGFAHLFTVFAKVDGEHFTAFLVERDTPGLSFGPEEKKMGIKASSTRQVILEDVKVPVENVLGEIGKGHKIAFNVLNVGRYKLGAGAVGGAKRALELSAQYATQRVQFGRPIGRFGLIQQKLGEMASRIYAAESAVYRTVGLIDEALLGKKGPEAVMAGIEEYAVEASIIKVLGSEVLDYVVDEGVQIHGGYGYSQEYPIERAYRDARINRIFEGTNEINRLLIPGMLLRRALKGQLPLMQAAQRLQKELLEPSFEEPEDLELHQVQNLKKLALMVAGLAVQKYGQGVEEEQEVLGAVADILIDAYAAESALLRARRLGGLAPVLARIYLAQALDRAQAGALSVLPRLVEGDEARVVYSAARRLTKREPGDLVALRRQAAEAVLEAGGYPIPR

Source Source

Source organism organism	Thermus thermophilus
NCBI taxonomy ID ncbi_taxonomy_id	300852
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 2 Entity 2 non-polymer

Description description	FLAVIN-ADENINE DINUCLEOTIDE
Molecular weight formula_weight	785.5 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	454

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6. Fold Classification (SCOP + CATH) 8 domains

CATH v4.4 (8 domains)

Domain ID domain_id	2z1qA01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	540 — Butyryl-Coa Dehydrogenase, subunit A; domain 1
Homologous superfamily homologous superfamily	10 — Acyl-CoA dehydrogenase/oxidase, N-terminal domain

Domain ID domain_id	2z1qA02
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	110 — Butyryl-CoA Dehydrogenase, subunit A; domain 2
Homologous superfamily homologous superfamily	10 — Butyryl-CoA Dehydrogenase, subunit A, domain 2

Domain ID domain_id	2z1qA03
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	140 — Butyryl-CoA Dehydrogenase, subunit A; domain 3
Homologous superfamily homologous superfamily	10 — Butyryl-CoA Dehydrogenase, subunit A, domain 3

Domain ID domain_id	2z1qA04
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	140 — Butyryl-CoA Dehydrogenase, subunit A; domain 3
Homologous superfamily homologous superfamily	10 — Butyryl-CoA Dehydrogenase, subunit A, domain 3

Domain ID domain_id	2z1qB01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	540 — Butyryl-Coa Dehydrogenase, subunit A; domain 1
Homologous superfamily homologous superfamily	10 — Acyl-CoA dehydrogenase/oxidase, N-terminal domain

Domain ID domain_id	2z1qB02
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	110 — Butyryl-CoA Dehydrogenase, subunit A; domain 2
Homologous superfamily homologous superfamily	10 — Butyryl-CoA Dehydrogenase, subunit A, domain 2

Domain ID domain_id	2z1qB03
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	140 — Butyryl-CoA Dehydrogenase, subunit A; domain 3
Homologous superfamily homologous superfamily	10 — Butyryl-CoA Dehydrogenase, subunit A, domain 3

Domain ID domain_id	2z1qB04
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	140 — Butyryl-CoA Dehydrogenase, subunit A; domain 3
Homologous superfamily homologous superfamily	10 — Butyryl-CoA Dehydrogenase, subunit A, domain 3

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Unit-cell length a length_a	128.854 Å
Unit-cell length b length_b	128.854 Å
Unit-cell length c length_c	136.100 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	12

Space group space_group	P 32 2 1
Space-group number int_tables_number	154
Crystal system crystal_system	—

Resolution resolution	2.300 Å
Low-resolution limit resolution_low	19.980 Å
R factor r_factor	0.2200
R_work r_work	0.2200
R_free r_free	0.2690

Crystal structure of acyl CoA dehydrogenase

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

Acyl-CoA dehydrogenase

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

2z1q__assembly_1__model_1

2z1q__assembly_1__model_1 | I(q)

2z1q__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 water

6. Fold Classification (SCOP + CATH) 8 domains

CATH v4.4 (8 domains)

7. Citations (1)

Crystal structure of acyl CoA dehydrogenase

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

Acyl-CoA dehydrogenase

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

2z1q__assembly_1__model_1

2z1q__assembly_1__model_1 | I(q)

2z1q__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 water

6. Fold Classification (SCOP + CATH) 8 domains

CATH v4.4 (8 domains)

7. Citations (1)