3oxo

Succinyl-CoA:3-ketoacid CoA transferase from pig heart covalently bound to CoA

Method: X-RAY DIFFRACTION

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

Succinyl-CoA:3-ketoacid-coenzyme A transferase 1, mitochondrial

Sus scrofa

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	SCOT1_PIG
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–478； UniProt 40–517 Author chain B； PDBConstruct 1–478； UniProt 40–517 Author chain C； PDBConstruct 1–478； UniProt 40–517 Author chain D； PDBConstruct 1–478； UniProt 40–517 Author chain E； PDBConstruct 1–478； UniProt 40–517 Author chain F； PDBConstruct 1–478； UniProt 40–517 Author chain G； PDBConstruct 1–478； UniProt 40–517 Author chain H； PDBConstruct 1–478； UniProt 40–517

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	3oxo
Deposition date deposition_date	2010-09-21
Structure title title	Succinyl-CoA:3-ketoacid CoA transferase from pig heart covalently bound to CoA
Keywords keywords	ALPHA/BETA PROTEIN, TRANSFERASE; TRANSFERASE
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.

3oxo__assembly_3__model_1

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

Download this curve (.dat)

3oxo__assembly_3__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3oxo__assembly_3__model_1 | P(r) · Pending

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

Rg（Guinier）	29.78 Å
Rg (electron density)	29.18 Å
Total Rg	29.99 Å
Atom count	7143
Residues	925
Excluded volume	128020 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3oxo__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`3oxo__assembly_2__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`3oxo__assembly_3__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`3oxo__assembly_4__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 (4)

Entity 1 Entity 1 polymer

Description description	Succinyl-CoA:3-ketoacid-coenzyme A transferase 1, mitochondrial
Molecular weight formula_weight	53340.1 kDa
EC 编号 ec_number	2.8.3.5
Source method src_method	man
Copy count entity_count	8

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F,G,H
Atom count atom_count	28904

TKFYTDAVEAVKDIPNGATVLVGGFGLCGIPENLIGALLKTGVKELTAVSNNAGVDNFGLGLLLQSKQIKRMISSYVGENAEFERQYLAGELEVELTPQGTLAERIRAGGAGVPAFYTSTGYGTLVQEGGSPIKYNKDGSIAIASKPREVREFNGQHFILEEAIRGDFALVKAWKADQAGNVTFRKSARNFNLPMCKAAETTVVEVEEIVDIGSFAPEDIHIPKIYVHRLVKGEKYEKRIERLSVRKEEDVKTRSGKLGDNVRERIIKRAALEFEDGMYANLGIGIPLLASNFISPNMTVHLQSENGILGLGPYPLQNEVDADLINAGKETVTVLPGASYFSSDESFAMIRGGHVNLTMLGAMQVSKYGDLANWMIPGKLVKGMGGAMDLVSSAKTKVVVTMEHSAKGNAHKIMEKCTLPLTGKQCVNRIITEKAVFDVDRKKGLTLIELWEGLTVDDIKKSTGCDFAVSPKLIPMQQLEHHHHHHHH

Source Source

Source organism organism	Sus scrofa
Common name common_name	swine,wild boar
NCBI taxonomy ID ncbi_taxonomy_id	9823
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	CHLORIDE ION
Molecular weight formula_weight	35.5 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 3 Entity 3 non-polymer

Description description	COENZYME A
Molecular weight formula_weight	767.5 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	440

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6. Fold Classification (SCOP + CATH) 40 domains

SCOP 2.08 (24 domains)

Domain ID domain_id	d3oxoa1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.2 — CoA transferase alpha subunit-like

Domain ID domain_id	d3oxoa2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.3 — CoA transferase beta subunit-like

Domain ID domain_id	d3oxoa3
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	d3oxob1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.2 — CoA transferase alpha subunit-like

Domain ID domain_id	d3oxob2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.3 — CoA transferase beta subunit-like

Domain ID domain_id	d3oxob3
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	d3oxoc1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.2 — CoA transferase alpha subunit-like

Domain ID domain_id	d3oxoc2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.3 — CoA transferase beta subunit-like

Domain ID domain_id	d3oxoc3
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	d3oxod1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.2 — CoA transferase alpha subunit-like

Domain ID domain_id	d3oxod2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.3 — CoA transferase beta subunit-like

Domain ID domain_id	d3oxod3
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	d3oxoe1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.2 — CoA transferase alpha subunit-like

Domain ID domain_id	d3oxoe2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.3 — CoA transferase beta subunit-like

Domain ID domain_id	d3oxoe3
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	d3oxof1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.2 — CoA transferase alpha subunit-like

Domain ID domain_id	d3oxof2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.3 — CoA transferase beta subunit-like

Domain ID domain_id	d3oxof3
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	d3oxog1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.2 — CoA transferase alpha subunit-like

Domain ID domain_id	d3oxog2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.3 — CoA transferase beta subunit-like

Domain ID domain_id	d3oxog3
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	d3oxoh1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.2 — CoA transferase alpha subunit-like

Domain ID domain_id	d3oxoh2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.124 — NagB/RpiA/CoA transferase-like
Superfamily Superfamily superfamily	c.124.1 — NagB/RpiA/CoA transferase-like
Family Family family	c.124.1.3 — CoA transferase beta subunit-like

Domain ID domain_id	d3oxoh3
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 (16 domains)

Domain ID domain_id	3oxoA01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoA02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoB01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoB02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoC01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoC02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoD01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoD02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoE01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoE02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoF01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoF02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoG01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoG02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoH01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

Domain ID domain_id	3oxoH02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1080 — Glutaconate Coenzyme A-transferase
Homologous superfamily homologous superfamily	10 — Glutaconate Coenzyme A-transferase

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Unit-cell length a length_a	69.121 Å
Unit-cell length b length_b	107.133 Å
Unit-cell length c length_c	134.565 Å
Unit-cell angle α angle_alpha	89.60 °
Unit-cell angle β angle_beta	80.21 °
Unit-cell angle γ angle_gamma	75.13 °
Molecules per unit cell Z z_pdb	8

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

Resolution resolution	2.300 Å
Low-resolution limit resolution_low	21.200 Å
R factor r_factor	0.2467
R_work r_work	0.2452
R_free r_free	0.2734

Succinyl-CoA:3-ketoacid CoA transferase from pig heart covalently bound to CoA

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

Succinyl-CoA:3-ketoacid-coenzyme A transferase 1, mitochondrial

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

3oxo__assembly_3__model_1

3oxo__assembly_3__model_1 | I(q)

3oxo__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 40 domains

SCOP 2.08 (24 domains)

CATH v4.4 (16 domains)

7. Citations (1)

Succinyl-CoA:3-ketoacid CoA transferase from pig heart covalently bound to CoA

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

Succinyl-CoA:3-ketoacid-coenzyme A transferase 1, mitochondrial

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

3oxo__assembly_3__model_1

3oxo__assembly_3__model_1 | I(q)

3oxo__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 40 domains

SCOP 2.08 (24 domains)

CATH v4.4 (16 domains)

7. Citations (1)