9kyu

Structure of beta-arrestin1 in complex with mouse C5aR1pp

Method: ELECTRON MICROSCOPY Dmax: 135.7 Å Quality: GOOD

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

Beta-arrestin-1

Rattus norvegicus

UniProt P29066

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 8 PDB declaration: octameric(8) Consistent with protein copy count Chain A; UniProt 1–418 Chain D; UniProt 1–418 Not recorded C5aR1 phosphopeptide × 2 (P30993) Fab30 Heavy Chain × 2 Fab30 Light Chain × 2 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.72 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

16 other PDB entries and 19 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ARRB1_RAT
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–418; UniProt 1–418 Author chain D; PDBConstruct 1–418; UniProt 1–418

C5aR1 phosphopeptide

OrganismNot specified

UniProt P30993

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 8 PDB declaration: octameric(8) Consistent with protein copy count Chain U; UniProt 329–351 Chain X; UniProt 329–351 Non-standard monomer:Yes (specific site not provided by mmCIF) Beta-arrestin-1 × 2 (P29066) Fab30 Heavy Chain × 2 Fab30 Light Chain × 2 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.72 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

7 other PDB entries and 7 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name C5AR1_MOUSE
Isoform
PDB entities 2
Chains and sequence ranges Author chain U; PDBConstruct 1–23; UniProt 329–351 Author chain X; PDBConstruct 1–23; UniProt 329–351

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.

SAXS scattering curve SAXS Profile

SAXS profile for 9kyu

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9kyu
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9kyu
Deposition date deposition_date2024-12-09
最后修订 last_revision2025-11-26
Structure title titleStructure of beta-arrestin1 in complex with mouse C5aR1pp
Keywords keywordsGPCR, G protein, SIGNALING PROTEIN, beta-arrestin; SIGNALING PROTEIN
Experimental Method methodELECTRON MICROSCOPY

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier41.45
Radius of gyration Rg (electron density) rg_electron41.20
Forward intensity I(0) i0236379000.00
Molecular weight molecular_weight125590.0 kDa
Excluded volume excluded_volume157330 ų
Envelope volume envelope_volume215030 ų
Hydration-shell volume shell_volume45405 ų
Envelope diameter envelope_diameter138.2
Shell Rg shell_rg44.15
Envelope Rg envelope_rg40.47
Shape Rg shape_rg41.18
Total Rg total_rg41.42
Total atoms total_atoms8834
Residues n_residues1140
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax135.7
Rg (real space) rg_real41.64
Rg uncertainty (real space) rg_real_error1.48
I(0) (real space) i0_real2.3640e+08
I(0) uncertainty (real space) i0_real_error4.3700e+06
Rg (reciprocal space) rg_reciprocal41.45
I(0) (reciprocal space) i0_reciprocal236300000.0000
Solution quality estimate total_estimate0.8555
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary39.3
Skewness Skewness skewness0.385
Kurtosis Kurtosis kurtosis-0.613
Angular range angular_range— – 0.1900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha16950000.0000
Real-space data points n_real_points39
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.881; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.932; Smooth: 0.543

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)