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1k8o

Solution Structure of the Lipoic Acid-Bearing Domain of the E2 component of Human, Mitochondrial Branched-Chain alpha-Ketoacid Dehydrogenase

Method: SOLUTION NMR
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1. Protein Identity and Related Structures Protein Identity & Related Structures

E2 component of Branched-Chain alpha-Ketoacid Dehydrogenase

Homo sapiens

UniProt P11182

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 No other associated polymer Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1k8m 1k8o 1zwv 2coo

4 assemblies

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
3rnm 3rnm

2 assemblies

View Construct and Data Evidence
UniProt name ODB2_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 2–85； UniProt 62–145

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_id1k8o
Deposition date deposition_date2001-10-24
Structure title titleSolution Structure of the Lipoic Acid-Bearing Domain of the E2 component of Human, Mitochondrial Branched-Chain alpha-Ketoacid Dehydrogenase
Keywords keywordsLipoyl Acid Bearing, Human BCKD, Experimental NMR data, TRANSFERASE; TRANSFERASE
Experimental Method methodSOLUTION NMR
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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.

1k8o__assembly_1__model_5

Assembly 1 · Model 5 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1k8o__assembly_1__model_5 | I(q)

10-2 10-1 105 106 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1k8o__assembly_1__model_5 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg（Guinier）14.22 Å
Rg (electron density)12.75 Å
Total Rg14.21 Å
Atom count1378
Residues87
Excluded volume12368 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1k8o__assembly_1__model_1 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 2 1k8o__assembly_1__model_2 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 3 1k8o__assembly_1__model_3 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 4 1k8o__assembly_1__model_4 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 5 1k8o__assembly_1__model_5 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 6 1k8o__assembly_1__model_6 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 7 1k8o__assembly_1__model_7 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 8 1k8o__assembly_1__model_8 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 9 1k8o__assembly_1__model_9 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 10 1k8o__assembly_1__model_10 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 11 1k8o__assembly_1__model_11 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 12 1k8o__assembly_1__model_12 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 13 1k8o__assembly_1__model_13 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 14 1k8o__assembly_1__model_14 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 15 1k8o__assembly_1__model_15 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 16 1k8o__assembly_1__model_16 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 17 1k8o__assembly_1__model_17 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 18 1k8o__assembly_1__model_18 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 19 1k8o__assembly_1__model_19 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 20 1k8o__assembly_1__model_20 monomeric （1） 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 (1)

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd1k8oa1
Class classb — All beta proteins
Fold Fold foldb.84 — Barrel-sandwich hybrid
Superfamily Superfamily superfamilyb.84.1 — Single hybrid motif
Family Family familyb.84.1.1 — Biotinyl/lipoyl-carrier proteins and domains
Domain ID domain_idd1k8oa2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd1k8oa3
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (1 domains)

Domain ID domain_id1k8oA00
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily100 — RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domain
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7. Citations (1)