2xky

Single particle analysis of Kir2.1NC_4 in negative stain

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1. Protein Identity and Related Structures Protein Identity & Related Structures

INWARD RECTIFIER POTASSIUM CHANNEL 2

MUS MUSCULUS

UniProt P35561

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 4 No other associated polymer Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name IRK2_MOUSE
Isoform —
PDB entities 1
Chains and sequence ranges Author chain I; PDBConstruct 1–67; UniProt 1–67 Author chain I; PDBConstruct 70–309; UniProt 189–428 Author chain J; PDBConstruct 1–67; UniProt 1–67 Author chain J; PDBConstruct 70–309; UniProt 189–428 Author chain K; PDBConstruct 1–67; UniProt 1–67 Author chain K; PDBConstruct 70–309; UniProt 189–428 Author chain L; PDBConstruct 1–67; UniProt 1–67 Author chain L; PDBConstruct 70–309; UniProt 189–428

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_id2xky
Deposition date deposition_date2010-07-15
Structure title titleSingle particle analysis of Kir2.1NC_4 in negative stain
Keywords keywordsION CHANNEL, METAL TRANSPORT, MEMBRANE PROTEIN; METAL TRANSPORT
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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.

2xky__assembly_1__model_1

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

Download this curve (.dat)

2xky__assembly_1__model_1 | I(q)

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

2xky__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)43.95 Å
Rg (electron density)43.43 Å
Total Rg43.48 Å
Atom count0
Residues0
Excluded volume169230 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2xky__assembly_1__model_1 tetrameric (4) 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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7. Citations (2)