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3s2x

Structure of acetyl-Coenzyme A synthase Alpha subunit C-terminal domain

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

acetyl-CoA synthase subunit alpha

Moorella thermoacetica

UniProt P27988

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 NICKEL (II) ION × 2 water × 1 Consistent with protein count
2 Protein monomer Monomer Protein 1 NICKEL (II) ION × 2 water × 1 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
3git 3git 3git 3git 3git 3git 3s2x 3s2x

8 assemblies

Homodimer
5h6w 5h6w

2 assemblies

Homotetramer
5gol

1 assemblies

Other homooligomers
3git

1 assemblies

Heteromeric or nucleic-acid complex
1mjg 1mjg 1oao 2z8y 2z8y 3i01 3i01 3i04 3i04 6x5k 6x5k

11 assemblies

View Construct and Data Evidence
UniProt name DCMA_MOOTH
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–136； UniProt 594–729 Author chain B； PDBConstruct 1–136； UniProt 594–729

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_id3s2x
Deposition date deposition_date2011-05-17
Structure title titleStructure of acetyl-Coenzyme A synthase Alpha subunit C-terminal domain
Keywords keywordsTRANSFERASE; TRANSFERASE
Experimental Method methodX-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.

3s2x__assembly_1__model_1

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

Download this curve (.dat)

3s2x__assembly_1__model_1 | I(q)

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

3s2x__assembly_1__model_1 | 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）15.03 Å
Rg (electron density)13.47 Å
Total Rg14.78 Å
Atom count1002
Residues132
Excluded volume18047 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 3s2x__assembly_1__model_1 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 3s2x__assembly_2__model_1 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 (3)

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6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id3s2xA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology1470 — Bifunctional carbon monoxide dehydrogenase/acetyl-coa synthase(codh/acs), Chain M, domain 5
Homologous superfamily homologous superfamily10 — Bifunctional carbon monoxide dehydrogenase/acetyl-coa synthase(codh/acs), Chain M, domain 5
Domain ID domain_id3s2xB00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology1470 — Bifunctional carbon monoxide dehydrogenase/acetyl-coa synthase(codh/acs), Chain M, domain 5
Homologous superfamily homologous superfamily10 — Bifunctional carbon monoxide dehydrogenase/acetyl-coa synthase(codh/acs), Chain M, domain 5
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7. Citations (1)