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1ho2

NMR STRUCTURE OF THE POTASSIUM CHANNEL FRAGMENT L45 IN MICELLES

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

VOLTAGE-GATED POTASSIUM CHANNEL PROTEIN

OrganismNot specified

UniProt P08510

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
1ho2 1ho7

2 assemblies

Homodimer

None

Homotetramer
7sip 7sj1 8teo 9nes 9neu 9oic

6 assemblies

Other homooligomers
9nec 9ned 9neg 9nei

4 assemblies

Heteromeric or nucleic-acid complex

None

View Construct and Data Evidence
UniProt name KCNAS_DROME
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–20； UniProt 378–397

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_id1ho2
Deposition date deposition_date2000-12-08
Structure title titleNMR STRUCTURE OF THE POTASSIUM CHANNEL FRAGMENT L45 IN MICELLES
Keywords keywordsalpha-helix, amphipathic, MEMBRANE PROTEIN; MEMBRANE PROTEIN
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.

1ho2__assembly_1__model_1

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

Download this curve (.dat)

1ho2__assembly_1__model_1 | I(q)

10-2 10-1 104 105 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1ho2__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）10.58 Å
Rg (electron density)9.60 Å
Total Rg10.93 Å
Atom count320
Residues20
Excluded volume2750 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1ho2__assembly_1__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 (1)

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6. Fold Classification (SCOP + CATH) 1 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1ho2a_
Class classj — Peptides
Fold Fold foldj.35 — Transmembrane helical fragments
Superfamily Superfamily superfamilyj.35.1 — Transmembrane helical fragments
Family Family familyj.35.1.1 — Transmembrane helical fragments
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7. Citations (1)