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8fq1

GluA2 flip Q isoform of AMPA receptor in complex with gain-of-function TARP gamma2, with 150mM CaCl2, 330uM CTZ, and 100mM L-glutamate (Open-Ca150)

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

Glutamate receptor 2

Rattus norvegicus

UniProt P19491

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） CALCIUM ION × 2 water × 8 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1ftj 1ftj 1ftj 1ftk 1ftm 1ftm 1ftm 1fto 1fto 1fw0 1gr2 1lb8

57 assemblies; showing the first 12

Homodimer
1ftj 1ftl 1ftm 1m5b 1m5b 1m5c 1m5d 1m5e 1m5e 1m5f 1m5f 1mm6

242 assemblies; showing the first 12

Homotetramer
2i3v 4u1w 4u1x 4u1y 4u2p 4u2q 4u2r 4uq6 4uqj 4uqk 5jei 5kbv

48 assemblies; showing the first 12

Other homooligomers
1ftj 1ftm 1m5b 1m5e 1m5f 1ms7 1mxu 1mxv 1mxw 1mxx 1mxy 1mxz

21 assemblies; showing the first 12

Heteromeric or nucleic-acid complex
3h5v 3hsy 3kg2 4u4f 4u4g 4u5b 4u5c 4u5d 4u5e 4u5f 5fwx 5fwx

115 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name GRIA2_RAT
Isoform P19491-2
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–889； UniProt 1–883 Author chain B； PDBConstruct 1–889； UniProt 1–883 Author chain C； PDBConstruct 1–889； UniProt 1–883 Author chain D； PDBConstruct 1–889； UniProt 1–883

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 Glutamate receptor 2 × 4 （P19491） CALCIUM ION × 2 water × 8 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 1–323； UniProt 1–323 Author chain F； PDBConstruct 1–323； UniProt 1–323 Author chain G； PDBConstruct 1–323； UniProt 1–323 Author chain H； PDBConstruct 1–323； UniProt 1–323

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_id8fq1
Deposition date deposition_date2023-01-05
Structure title titleGluA2 flip Q isoform of AMPA receptor in complex with gain-of-function TARP gamma2, with 150mM CaCl2, 330uM CTZ, and 100mM L-glutamate (Open-Ca150)
Keywords keywords;Inotropic glutamate receptors, AMPA receptors, ligand gated ion channel, auxiliary subunit, TARP, stargazin, TARP gamma2, glutamate, calcium, neurotransmitter receptor, synaptic transmission, TRANSPORT PROTEIN ;; TRANSPORT 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.

8fq1__assembly_1__model_1

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

Download this curve (.dat)

8fq1__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.

8fq1__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）37.03 Å
Rg (electron density)35.67 Å
Total Rg36.40 Å
Atom count10682
Residues1362
Excluded volume193780 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 8fq1__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)