1l9h

Crystal structure of bovine rhodopsin at 2.6 angstroms RESOLUTION

Method: X-RAY DIFFRACTION Dmax: 88.0 Å Quality: EXCELLENT

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 Monomer Protein × 1 其他Polymer 2 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 1–348 Non-standard monomer:Yes (specific site not provided by mmCIF) alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 BNG nonyl beta-D-glucopyranoside × 5 HG MERCURY (II) ION × 3 ZN ZINC ION × 4 HTO HEPTANE-1,2,3-TRIOL × 4 PLM PALMITIC ACID × 3 RET RETINAL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;278 K;ammonium sulfate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 278K Resolution 2.60 Å R-free 0.225
2 Other combination Monomer Protein × 1 其他Polymer 2 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 1–348 Non-standard monomer:Yes (specific site not provided by mmCIF) 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ;alpha-D-mannopyranose-(1-3)-alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 BNG nonyl beta-D-glucopyranoside × 2 HG MERCURY (II) ION × 3 ZN ZINC ION × 3 PLM PALMITIC ACID × 2 RET RETINAL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;278 K;ammonium sulfate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 278K Resolution 2.60 Å R-free 0.225
3 Other combination Homooligomer Protein × 2 其他Polymer 4 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 1–348 Chain B; UniProt 1–348 Non-standard monomer:Yes (specific site not provided by mmCIF) alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 2 ;alpha-D-mannopyranose-(1-3)-alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 BNG nonyl beta-D-glucopyranoside × 7 HG MERCURY (II) ION × 6 ZN ZINC ION × 7 HTO HEPTANE-1,2,3-TRIOL × 4 PLM PALMITIC ACID × 5 RET RETINAL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;278 K;ammonium sulfate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 278K Resolution 2.60 Å R-free 0.225
4 Other combination Homooligomer Protein × 2 其他Polymer 4 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 1–348 Chain B; UniProt 1–348 Non-standard monomer:Yes (specific site not provided by mmCIF) alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 2 ;alpha-D-mannopyranose-(1-3)-alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 BNG nonyl beta-D-glucopyranoside × 7 HG MERCURY (II) ION × 6 ZN ZINC ION × 7 HTO HEPTANE-1,2,3-TRIOL × 4 PLM PALMITIC ACID × 5 RET RETINAL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;278 K;ammonium sulfate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 278K Resolution 2.60 Å R-free 0.225

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 92 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 2–349; UniProt 1–348 Author chain B; PDBConstruct 2–349; 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 1l9h

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1l9h
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1l9h
Deposition date deposition_date2002-03-23
Structure title titleCrystal structure of bovine rhodopsin at 2.6 angstroms RESOLUTION
Keywords keywordsG PROTEIN-COUPLED RECEPTOR, MEMBRANE PROTEIN, RETINAL PROTEIN, PHOTORECEPTOR, 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_guinier28.82
Radius of gyration Rg (electron density) rg_electron27.20
Forward intensity I(0) i087437800.00
Molecular weight molecular_weight80523.0 kDa
Excluded volume excluded_volume103060 ų
Envelope volume envelope_volume117740 ų
Hydration-shell volume shell_volume35177 ų
Envelope diameter envelope_diameter90.3
Shell Rg shell_rg35.45
Envelope Rg envelope_rg27.43
Shape Rg shape_rg27.22
Total Rg total_rg28.01
Total atoms total_atoms5558
Residues n_residues641
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 dmax88.0
Rg (real space) rg_real28.69
Rg uncertainty (real space) rg_real_error0.76
I(0) (real space) i0_real8.7440e+07
I(0) uncertainty (real space) i0_real_error1.4120e+06
Rg (reciprocal space) rg_reciprocal28.75
I(0) (reciprocal space) i0_reciprocal87440000.0000
Solution quality estimate total_estimate0.9116
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary43.2
Skewness Skewness skewness0.086
Kurtosis Kurtosis kurtosis-0.653
Angular range angular_range— – 0.2750 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha19600000.0000
Real-space data points n_real_points56
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.953; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.992

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (11)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1l9ha_
Class classf — Membrane and cell surface proteins and peptides
Fold Fold foldf.13 — Class A G protein-coupled receptor (GPCR)-like
Superfamily Superfamily superfamilyf.13.1 — Class A G protein-coupled receptor (GPCR)-like
Family Family familyf.13.1.2 — Rhodopsin-like
Domain ID domain_idd1l9hb_
Class classf — Membrane and cell surface proteins and peptides
Fold Fold foldf.13 — Class A G protein-coupled receptor (GPCR)-like
Superfamily Superfamily superfamilyf.13.1 — Class A G protein-coupled receptor (GPCR)-like
Family Family familyf.13.1.2 — Rhodopsin-like

CATH v4.4 (2 domains)

Domain ID domain_id1l9hA00
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
Domain ID domain_id1l9hB00
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)