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9p9g

Active substate 5 of the GluA4 homotetramer.

Method: ELECTRON MICROSCOPY
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Isoform 2 of Glutamate receptor 4

Rattus norvegicus

UniProt P19493

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 8 Voltage-dependent calcium channel gamma-2 subunit × 4 （O88602） GLUTAMIC ACID × 4 CYCLOTHIAZIDE × 4 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
3en3

1 assemblies

Homodimer
3en3 3epe 3fas 3fat 3fat 3kei 3kfm

7 assemblies

Homotetramer
9igz 9qpw

2 assemblies

Other homooligomers

None

Heteromeric or nucleic-acid complex
4gpa 5fwx 5fwx 9nr6 9nr7 9nr8 9nr9 9nra 9p9b 9p9c 9p9d 9p9e

19 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name GRIA4_RAT
Isoform P19493-2
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 23–846； UniProt 25–848 Author chain B； PDBConstruct 23–846； UniProt 25–848 Author chain C； PDBConstruct 23–846； UniProt 25–848 Author chain D； PDBConstruct 23–846； UniProt 25–848

Voltage-dependent calcium channel gamma-2 subunit

Mus musculus

UniProt O88602

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 8 Isoform 2 of Glutamate receptor 4 × 4 （P19493） GLUTAMIC ACID × 4 CYCLOTHIAZIDE × 4 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
8vhv

1 assemblies

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
3jxt 3jxt 5kbs 5kbt 5kbu 5weo 8fp4 8fp9 8fpg 8fps 8fq1 8fq5

40 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name CCG2_MOUSE
Isoform —
PDB entities 2
Chains and sequence ranges Author chain E； PDBConstruct 1–207； UniProt 2–208 Author chain F； PDBConstruct 1–207； UniProt 2–208 Author chain G； PDBConstruct 1–207； UniProt 2–208 Author chain H； PDBConstruct 1–207； UniProt 2–208

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_id9p9g
Deposition date deposition_date2025-06-24
Structure title titleActive substate 5 of the GluA4 homotetramer.
Keywords keywordsAMPAR, Ion Channel, Glutamate Receptor, Ligand-gated, MEMBRANE PROTEIN; MEMBRANE PROTEIN
Experimental Method methodELECTRON MICROSCOPY
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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.

9p9g__assembly_1__model_1

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

Download this curve (.dat)

9p9g__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.

9p9g__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）44.83 Å
Rg (electron density)44.33 Å
Total Rg44.68 Å
Atom count18100
Residues2304
Excluded volume328110 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 9p9g__assembly_1__model_1 octameric （8） 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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7. Citations (1)