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3aou

Structure of the Na+ unbound rotor ring modified with N,N f-Dicyclohexylcarbodiimide of the Na+-transporting V-ATPase

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

V-type sodium ATPase subunit K

Enterococcus hirae

UniProt P43457

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 10 DICYCLOHEXYLUREA × 10 UNDECYL-MALTOSIDE × 2 water × 4 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers
2bl2 2cyd 2db4 3aou

4 assemblies

Heteromeric or nucleic-acid complex
8wci

1 assemblies

View Construct and Data Evidence
UniProt name NTPK_ENTHR
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–156； UniProt 1–156 Author chain B； PDBConstruct 1–156； UniProt 1–156 Author chain C； PDBConstruct 1–156； UniProt 1–156 Author chain D； PDBConstruct 1–156； UniProt 1–156 Author chain E； PDBConstruct 1–156； UniProt 1–156 Author chain F； PDBConstruct 1–156； UniProt 1–156 Author chain G； PDBConstruct 1–156； UniProt 1–156 Author chain H； PDBConstruct 1–156； UniProt 1–156 Author chain I； PDBConstruct 1–156； UniProt 1–156 Author chain J； PDBConstruct 1–156； UniProt 1–156

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_id3aou
Deposition date deposition_date2010-10-06
Structure title titleStructure of the Na+ unbound rotor ring modified with N,N f-Dicyclohexylcarbodiimide of the Na+-transporting V-ATPase
Keywords keywordsSODIUM ION TRANSPORT, V-ATPAse, DCCD, Membrane rotor ring, HYDROLASE; HYDROLASE
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.

3aou__assembly_1__model_1

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

Download this curve (.dat)

3aou__assembly_1__model_1 | I(q)

10-2 10-1 105 106 107 108 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

3aou__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）37.09 Å
Rg (electron density)36.01 Å
Total Rg36.72 Å
Atom count11498
Residues1560
Excluded volume212330 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 3aou__assembly_1__model_1 decameric （10） 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)

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6. Fold Classification (SCOP + CATH) 10 domains

CATH v4.4 (10 domains)

Domain ID domain_id3aouA00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily610 — lithium bound rotor ring of v- atpase
Domain ID domain_id3aouB00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily610 — lithium bound rotor ring of v- atpase
Domain ID domain_id3aouC00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily610 — lithium bound rotor ring of v- atpase
Domain ID domain_id3aouD00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily610 — lithium bound rotor ring of v- atpase
Domain ID domain_id3aouE00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily610 — lithium bound rotor ring of v- atpase
Domain ID domain_id3aouF00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily610 — lithium bound rotor ring of v- atpase
Domain ID domain_id3aouG00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily610 — lithium bound rotor ring of v- atpase
Domain ID domain_id3aouH00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily610 — lithium bound rotor ring of v- atpase
Domain ID domain_id3aouI00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily610 — lithium bound rotor ring of v- atpase
Domain ID domain_id3aouJ00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily610 — lithium bound rotor ring of v- atpase
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7. Citations (1)