1u19

Crystal Structure of Bovine Rhodopsin at 2.2 Angstroms Resolution

Method: X-RAY DIFFRACTION Dmax: 94.3 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 HG MERCURY (II) ION × 3 ZN ZINC ION × 4 RET RETINAL × 1 PLM PALMITIC ACID × 3 HTG heptyl 1-thio-beta-D-glucopyranoside × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;283 K;ammonium sulfate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 283K Resolution 2.20 Å R-free 0.222
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 ;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 HG MERCURY (II) ION × 3 ZN ZINC ION × 3 RET RETINAL × 1 PLM PALMITIC ACID × 3 HTG heptyl 1-thio-beta-D-glucopyranoside × 3 HTO HEPTANE-1,2,3-TRIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;283 K;ammonium sulfate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 283K Resolution 2.20 Å R-free 0.222

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 94 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 1u19

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1u19
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1u19
Deposition date deposition_date2004-07-15
Structure title titleCrystal Structure of Bovine Rhodopsin at 2.2 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_guinier29.63
Radius of gyration Rg (electron density) rg_electron28.05
Forward intensity I(0) i0100913000.00
Molecular weight molecular_weight85145.0 kDa
Excluded volume excluded_volume108360 ų
Envelope volume envelope_volume125740 ų
Hydration-shell volume shell_volume36203 ų
Envelope diameter envelope_diameter96.4
Shell Rg shell_rg36.39
Envelope Rg envelope_rg28.27
Shape Rg shape_rg28.07
Total Rg total_rg28.79
Total atoms total_atoms5882
Residues n_residues696
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 dmax94.3
Rg (real space) rg_real29.48
Rg uncertainty (real space) rg_real_error0.73
I(0) (real space) i0_real1.0090e+08
I(0) uncertainty (real space) i0_real_error1.2690e+06
Rg (reciprocal space) rg_reciprocal29.55
I(0) (reciprocal space) i0_reciprocal100900000.0000
Solution quality estimate total_estimate0.9022
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary42.7
Skewness Skewness skewness0.065
Kurtosis Kurtosis kurtosis-0.661
Angular range angular_range— – 0.2650 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha21220000.0000
Real-space data points n_real_points54
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.909; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.997

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_idd1u19a_
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_idd1u19b_
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_id1u19A00
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_id1u19B00
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)