9nyx

Structure of Native Bovine Rhodopsin in Complex with Mb7 in the Dark State

Method: ELECTRON MICROSCOPY Dmax: 115.2 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 × 4 其他Polymer 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain B; UniProt 1–322 Chain D; UniProt 1–322 Non-standard monomer:Yes (specific site not provided by mmCIF) Megabody 7 × 2 beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 2 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 2 RET RETINAL × 2 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.10 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.

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 2
Chains and sequence ranges Author chain B; PDBConstruct 2–323; UniProt 1–322 Author chain D; PDBConstruct 2–323; UniProt 1–322

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 9nyx

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id9nyx
Deposition date deposition_date2025-03-29
Structure title titleStructure of Native Bovine Rhodopsin in Complex with Mb7 in the Dark State
Keywords keywordsnanoboy, rhodopsin, native purification, dark state, retinal, ISOMERASE-IMMUNE SYSTEM complex; ISOMERASE/IMMUNE SYSTEM
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier35.45
Radius of gyration Rg (electron density) rg_electron34.46
Forward intensity I(0) i0124120000.00
Molecular weight molecular_weight96016.0 kDa
Excluded volume excluded_volume122620 ų
Envelope volume envelope_volume149800 ų
Hydration-shell volume shell_volume37027 ų
Envelope diameter envelope_diameter118.3
Shell Rg shell_rg39.76
Envelope Rg envelope_rg34.58
Shape Rg shape_rg34.42
Total Rg total_rg35.02
Total atoms total_atoms6762
Residues n_residues836
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 dmax115.2
Rg (real space) rg_real35.43
Rg uncertainty (real space) rg_real_error0.93
I(0) (real space) i0_real1.2410e+08
I(0) uncertainty (real space) i0_real_error1.9890e+06
Rg (reciprocal space) rg_reciprocal35.45
I(0) (reciprocal space) i0_reciprocal124100000.0000
Solution quality estimate total_estimate0.8895
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary48.6
Skewness Skewness skewness0.162
Kurtosis Kurtosis kurtosis-0.733
Angular range angular_range— – 0.2250 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha16830000.0000
Real-space data points n_real_points46
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.910; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.944; Smooth: 0.884

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)