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8th7

Crystal Structure of the G3BP1 NTF2-like domain bound to the Caprin1 peptide

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

Ras GTPase-activating protein-binding protein 1

Homo sapiens

UniProt Q13283

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 4 Caprin-1 × 2 （Q14444） water × 4 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer
3q90 4fcj 4iia 6ta7 7s17 8v1l 8v1l 8v1l

8 assemblies

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
4fcm 5fw5 6ta7 6ta7 7suo 7xhf 7xhg 7xhg 8th1 8th5 8th5 8th5

22 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name G3BP1_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 2–140； UniProt 1–139 Author chain B； PDBConstruct 2–140； UniProt 1–139

Caprin-1

Homo sapiens

UniProt Q14444

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 4 Ras GTPase-activating protein-binding protein 1 × 2 （Q13283） water × 4 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer
4wbe 4wbe 4wbp

3 assemblies

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
6ta7 6ta7 8th7 9hfu 9hfu

5 assemblies

View Construct and Data Evidence
UniProt name CAPR1_HUMAN
Isoform —
PDB entities 2
Chains and sequence ranges Author chain C； PDBConstruct 1–22； UniProt 360–381 Author chain D； PDBConstruct 1–22； UniProt 360–381

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_id8th7
Deposition date deposition_date2023-07-14
Structure title titleCrystal Structure of the G3BP1 NTF2-like domain bound to the Caprin1 peptide
Keywords keywordsNTF2L Caprin1, PEPTIDE BINDING PROTEIN; PEPTIDE BINDING 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.

8th7__assembly_1__model_1

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

Download this curve (.dat)

8th7__assembly_1__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

8th7__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）20.52 Å
Rg (electron density)19.18 Å
Total Rg20.30 Å
Atom count2405
Residues309
Excluded volume42352 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 8th7__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 (3)

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7. Citations (1)