9lwc

Cryo-EM structure of epinephrine bound dopamine receptor 1 D1R-M74-miniGs-Gbeta1gamma2-Nb35 complex

Method: ELECTRON MICROSCOPY Dmax: 107.4 Å Quality: GOOD

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

Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1

Homo sapiens

UniProt P62873

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 × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain B; UniProt 38–340 Not recorded Guanine nucleotide-binding protein G(s) subunit alpha isoforms short × 1 Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 × 1 (P59768) Nanobody 35 × 1 D(1A) dopamine receptor D1R-M74 × 1 ALE L-EPINEPHRINE × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.90 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.

1260 other PDB entries and 1263 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GBB1_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–303; UniProt 38–340

Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2

Homo sapiens

UniProt P59768

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 × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain G; UniProt 27–51 Not recorded Guanine nucleotide-binding protein G(s) subunit alpha isoforms short × 1 Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 × 1 (P62873) Nanobody 35 × 1 D(1A) dopamine receptor D1R-M74 × 1 ALE L-EPINEPHRINE × 1 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.90 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.

1233 other PDB entries and 1236 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GBG2_HUMAN
Isoform
PDB entities 3
Chains and sequence ranges Author chain G; PDBConstruct 1–25; UniProt 27–51

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 9lwc

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id9lwc
Deposition date deposition_date2025-02-14
Structure title titleCryo-EM structure of epinephrine bound dopamine receptor 1 D1R-M74-miniGs-Gbeta1gamma2-Nb35 complex
Keywords keywordsGPCR, Complex, dopamine receptor 1, Agonist, MEMBRANE PROTEIN/IMMUNE SYSTEM, MEMBRANE PROTEIN-IMMUNE SYSTEM complex; MEMBRANE PROTEIN/IMMUNE SYSTEM
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier32.34
Radius of gyration Rg (electron density) rg_electron32.07
Forward intensity I(0) i0119907000.00
Molecular weight molecular_weight88390.0 kDa
Excluded volume excluded_volume110970 ų
Envelope volume envelope_volume144350 ų
Hydration-shell volume shell_volume38446 ų
Envelope diameter envelope_diameter115.3
Shell Rg shell_rg37.89
Envelope Rg envelope_rg32.01
Shape Rg shape_rg32.07
Total Rg total_rg32.56
Total atoms total_atoms6236
Residues n_residues863
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 dmax107.4
Rg (real space) rg_real32.42
Rg uncertainty (real space) rg_real_error0.87
I(0) (real space) i0_real1.1990e+08
I(0) uncertainty (real space) i0_real_error1.9820e+06
Rg (reciprocal space) rg_reciprocal32.39
I(0) (reciprocal space) i0_reciprocal119900000.0000
Solution quality estimate total_estimate0.8811
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary35.1
Skewness Skewness skewness0.394
Kurtosis Kurtosis kurtosis-0.339
Angular range angular_range— – 0.2450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha19330000.0000
Real-space data points n_real_points50
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.885; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.974; Smooth: 0.823

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

8. Citations (1)

9. Files and Curves (10)