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1qdn

AMINO TERMINAL DOMAIN OF THE N-ETHYLMALEIMIDE SENSITIVE FUSION PROTEIN (NSF)

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

PROTEIN (N-ETHYLMALEIMIDE SENSITIVE FUSION PROTEIN (NSF))

Cricetulus griseus

UniProt P18708

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 3 SULFATE ION × 8 BETA-MERCAPTOETHANOL × 6 water × 3 Consistent with protein count
2 Protein homooligomer Homooligomer Protein 6 SULFATE ION × 16 BETA-MERCAPTOETHANOL × 12 water × 6 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1qcs

1 assemblies

Homodimer

None

Homotetramer

None

Other homooligomers
1d2n 1nsf 1qdn 1qdn 3j94 3j95 6ip2 9nv9 9nvd 9omq 9pf2 9pfc

12 assemblies

Heteromeric or nucleic-acid complex
3j96 3j97 3j98 3j99 6mdm 6mdn 6mdo 6mdp 9ojr 9oju 9ojz 9ok5

30 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name NSF_CRIGR
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 2–204； UniProt 1–203 Author chain B； PDBConstruct 2–204； UniProt 1–203 Author chain C； PDBConstruct 2–204； UniProt 1–203

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_id1qdn
Deposition date deposition_date1999-05-21
Structure title titleAMINO TERMINAL DOMAIN OF THE N-ETHYLMALEIMIDE SENSITIVE FUSION PROTEIN (NSF)
Keywords keywordsDOUBLE-PSI BETA BARREL ALPHA/BETA BARREL, VESICULAR-FUSION PROTEIN, FUSION PROTEIN; FUSION PROTEIN
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.

1qdn__assembly_1__model_1

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

Download this curve (.dat)

1qdn__assembly_1__model_1 | I(q)

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

1qdn__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）27.05 Å
Rg (electron density)26.17 Å
Total Rg27.05 Å
Atom count4472
Residues568
Excluded volume79646 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1qdn__assembly_1__model_1 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 1qdn__assembly_2__model_1 hexameric （6） 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) 12 domains

SCOP 2.08 (6 domains)

Domain ID domain_idd1qdna1
Class classb — All beta proteins
Fold Fold foldb.52 — Double psi beta-barrel
Superfamily Superfamily superfamilyb.52.2 — ADC-like
Family Family familyb.52.2.3 — Cdc48 N-terminal domain-like
Domain ID domain_idd1qdna2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.31 — Cdc48 domain 2-like
Superfamily Superfamily superfamilyd.31.1 — Cdc48 domain 2-like
Family Family familyd.31.1.1 — Cdc48 domain 2-like
Domain ID domain_idd1qdnb1
Class classb — All beta proteins
Fold Fold foldb.52 — Double psi beta-barrel
Superfamily Superfamily superfamilyb.52.2 — ADC-like
Family Family familyb.52.2.3 — Cdc48 N-terminal domain-like
Domain ID domain_idd1qdnb2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.31 — Cdc48 domain 2-like
Superfamily Superfamily superfamilyd.31.1 — Cdc48 domain 2-like
Family Family familyd.31.1.1 — Cdc48 domain 2-like
Domain ID domain_idd1qdnc1
Class classb — All beta proteins
Fold Fold foldb.52 — Double psi beta-barrel
Superfamily Superfamily superfamilyb.52.2 — ADC-like
Family Family familyb.52.2.3 — Cdc48 N-terminal domain-like
Domain ID domain_idd1qdnc2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.31 — Cdc48 domain 2-like
Superfamily Superfamily superfamilyd.31.1 — Cdc48 domain 2-like
Family Family familyd.31.1.1 — Cdc48 domain 2-like

CATH v4.4 (6 domains)

Domain ID domain_id1qdnA01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology40 — Barwin-like endoglucanases
Homologous superfamily homologous superfamily20 —
Domain ID domain_id1qdnA02
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology330 — Vcp-like ATPase; Chain A, domain 2
Homologous superfamily homologous superfamily10 —
Domain ID domain_id1qdnB01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology40 — Barwin-like endoglucanases
Homologous superfamily homologous superfamily20 —
Domain ID domain_id1qdnB02
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology330 — Vcp-like ATPase; Chain A, domain 2
Homologous superfamily homologous superfamily10 —
Domain ID domain_id1qdnC01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology40 — Barwin-like endoglucanases
Homologous superfamily homologous superfamily20 —
Domain ID domain_id1qdnC02
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology330 — Vcp-like ATPase; Chain A, domain 2
Homologous superfamily homologous superfamily10 —
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7. Citations (1)