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9lkd

Cryo-EM structure of the receptor of PL45-Olfr110-Gs complex

Method: ELECTRON MICROSCOPY Dmax: 69.6 Å Quality: GOOD
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Olfactory receptor

Mus musculus

UniProt A2RT31

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 monomer Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count Chain R； UniProt 1–317 Not recorded A1EKK methyl (9R,10E,12E)-9-methoxyoctadeca-10,12-dienoate × 1 ELECTRON MICROSCOPY cryo-EM buffer：pH 7.2 cryo-EM vitrification conditions：Cryogen ETHANE Resolution 3.60 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.

Other PDB Difference from Current Entry 9LKD Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
9LKB Cryo-EM structure of the receptor of PL45-Olfr110-Gs complex Deposited 2025-01-16 Different oligomeric state Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain R 1–317（317 aa）
Not recorded A1EKK methyl (9R,10E,12E)-9-methoxyoctadeca-10,12-dienoate × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.2
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.70 Å

1 other PDB entries and 1 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name A2RT31_MOUSE
Isoform —
PDB entities 1
Chains and sequence ranges Author chain R； PDBConstruct 1–317； UniProt 1–317

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 9lkd

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id9lkd
Deposition date deposition_date2025-01-16
Structure title titleCryo-EM structure of the receptor of PL45-Olfr110-Gs complex
Keywords keywordsOlfr110, receptor, MEMBRANE PROTEIN; MEMBRANE PROTEIN
Experimental Method methodELECTRON MICROSCOPY
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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier20.61 Å
Radius of gyration Rg (electron density) rg_electron19.88 Å
Forward intensity I(0) i023099500.00
Molecular weight molecular_weight25401.0 kDa
Excluded volume excluded_volume25136 ų
Envelope volume envelope_volume44440 ų
Hydration-shell volume shell_volume19141 ų
Envelope diameter envelope_diameter71.2 Å
Shell Rg shell_rg25.84 Å
Envelope Rg envelope_rg20.29 Å
Shape Rg shape_rg19.90 Å
Total Rg total_rg20.55 Å
Total atoms total_atoms1932
Residues n_residues259
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 Å−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
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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax69.6 Å
Rg (real space) rg_real20.58 Å
Rg uncertainty (real space) rg_real_error0.46 Å
I(0) (real space) i0_real2.3100e+07
I(0) uncertainty (real space) i0_real_error2.9660e+05
Rg (reciprocal space) rg_reciprocal20.59 Å
I(0) (reciprocal space) i0_reciprocal23100000.0000
Solution quality estimate total_estimate0.8011
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary24.2 Å
Skewness Skewness skewness0.347
Kurtosis Kurtosis kurtosis-0.239
Angular range angular_range— – 0.3850 Å−1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha2553000.0000
Real-space data points n_real_points70
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.807; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.991; Smooth: 0.000
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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (2)

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8. Citations (1)

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9. Files and Curves (10)