6pel

Crystal structure of bovine opsin with citronellol bound

Method: X-RAY DIFFRACTION Dmax: 88.6 Å Quality: GOOD

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

Rhodopsin

OrganismNot specified

UniProt P02699

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Other combination Heteromer Protein × 2 其他Polymer 1 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 1–348 Not recorded ILENLKDVGLF G alpha peptide CT2 × 1 ;beta-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 ODM (3R)-3,7-dimethyloct-6-en-1-ol × 1 BOG octyl beta-D-glucopyranoside × 1 PLM PALMITIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.5;293 K;3.1-3.3M ammonium sulfate, 0.1M sodium acetate buffer, pH 5.5 Resolution 3.19 Å R-free 0.248

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.

74 other PDB entries and 95 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name OPSD_BOVIN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–348; UniProt 1–348

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 6pel

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6pel
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6pel
Deposition date deposition_date2019-06-20
Structure title titleCrystal structure of bovine opsin with citronellol bound
Keywords keywordsOlfactory Receptor, Odorant, SIGNALING PROTEIN; SIGNALING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier23.77
Radius of gyration Rg (electron density) rg_electron22.59
Forward intensity I(0) i021857200.00
Molecular weight molecular_weight39355.0 kDa
Excluded volume excluded_volume50734 ų
Envelope volume envelope_volume59097 ų
Hydration-shell volume shell_volume22541 ų
Envelope diameter envelope_diameter91.9
Shell Rg shell_rg28.85
Envelope Rg envelope_rg23.24
Shape Rg shape_rg22.55
Total Rg total_rg23.58
Total atoms total_atoms2771
Residues n_residues336
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 dmax88.6
Rg (real space) rg_real23.92
Rg uncertainty (real space) rg_real_error0.84
I(0) (real space) i0_real2.1860e+07
I(0) uncertainty (real space) i0_real_error3.3040e+05
Rg (reciprocal space) rg_reciprocal23.88
I(0) (reciprocal space) i0_reciprocal21860000.0000
Solution quality estimate total_estimate0.7983
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary23.5
Skewness Skewness skewness0.516
Kurtosis Kurtosis kurtosis-0.150
Angular range angular_range— – 0.3350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4702000.0000
Real-space data points n_real_points65
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.604; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.645; Smooth: 0.915

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id6pelA00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1070 — Rhopdopsin 7-helix transmembrane proteins
Homologous superfamily homologous superfamily10 — Rhodopsin 7-helix transmembrane proteins

8. Citations (1)

9. Files and Curves (10)