9ci2

Anthoceros agrestis Rubisco octamer core complexed with small subunits and Arabidopsis thaliana BSD2

Method: ELECTRON MICROSCOPY Dmax: 154.3 Å Quality: GOOD

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

Protein BUNDLE SHEATH DEFECTIVE 2, chloroplastic

Arabidopsis thaliana

UniProt Q9SN73

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 heterocomplex Heteromer Protein × 16 PDB declaration: 16-meric(16) Consistent with protein copy count Chain 1; UniProt 1–136 Chain 2; UniProt 1–136 Chain 3; UniProt 1–136 Chain 4; UniProt 1–136 Not recorded Rubisco large subunit × 8 Rubisco small subunit × 4 MG MAGNESIUM ION × 4 CAP 2-CARBOXYARABINITOL-1,5-DIPHOSPHATE × 4 ELECTRON MICROSCOPY cryo-EM buffer:pH 8;20 mM Tris pH 8.0 50 mM NaCl cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.90 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.

4 other PDB entries and 13 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BSD2_ARATH
Isoform
PDB entities 1
Chains and sequence ranges Author chain 1; PDBConstruct 1–136; UniProt 1–136 Author chain 2; PDBConstruct 1–136; UniProt 1–136 Author chain 3; PDBConstruct 1–136; UniProt 1–136 Author chain 4; PDBConstruct 1–136; UniProt 1–136

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 9ci2

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9ci2
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9ci2
Deposition date deposition_date2024-07-02
Structure title titleAnthoceros agrestis Rubisco octamer core complexed with small subunits and Arabidopsis thaliana BSD2
Keywords keywordsAnthoceros agrestis rubisco, PHOTOSYNTHESIS; PHOTOSYNTHESIS
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier50.25
Radius of gyration Rg (electron density) rg_electron49.50
Forward intensity I(0) i03509570000.00
Molecular weight molecular_weight490260.0 kDa
Excluded volume excluded_volume609950 ų
Envelope volume envelope_volume845240 ų
Hydration-shell volume shell_volume131240 ų
Envelope diameter envelope_diameter150.4
Shell Rg shell_rg61.30
Envelope Rg envelope_rg48.66
Shape Rg shape_rg49.50
Total Rg total_rg49.83
Total atoms total_atoms34492
Residues n_residues4384
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 dmax154.3
Rg (real space) rg_real49.95
Rg uncertainty (real space) rg_real_error0.75
I(0) (real space) i0_real3.5100e+09
I(0) uncertainty (real space) i0_real_error6.1150e+07
Rg (reciprocal space) rg_reciprocal50.49
I(0) (reciprocal space) i0_reciprocal3512000000.0000
Solution quality estimate total_estimate0.8859
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary69.7
Skewness Skewness skewness0.003
Kurtosis Kurtosis kurtosis-0.552
Angular range angular_range— – 0.1550 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1294000000.0000
Real-space data points n_real_points32
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.888; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.949; Smooth: 0.898

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)