9hn6

X-ray structure of the adduct formed upon reaction of the diiodido analogue of picoplatin with ribonuclease A

Method: X-RAY DIFFRACTION Dmax: 74.9 Å Quality: GOOD

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

Ribonuclease pancreatic

OrganismNot specified

UniProt P61823

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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain AAA; UniProt 27–150 Chain BBB; UniProt 27–150 Not recorded NH3 AMMONIA × 6 PT PLATINUM (II) ION × 13 IOD IODIDE ION × 10 CL CHLORIDE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.1;293 K;20% PEG4000, and 0.1 M sodium citrate pH 5.1 Resolution 1.77 Å R-free 0.276

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.

333 other PDB entries and 495 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RNAS1_BOVIN
Isoform
PDB entities 1
Chains and sequence ranges Author chain AAA; PDBConstruct 1–124; UniProt 27–150 Author chain BBB; PDBConstruct 1–124; UniProt 27–150

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 9hn6

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9hn6
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9hn6
Deposition date deposition_date2024-12-10
Structure title titleX-ray structure of the adduct formed upon reaction of the diiodido analogue of picoplatin with ribonuclease A
Keywords keywordsplatin, interaction, metallodrug, picoplatin, diiodido analogue, ribonuclease, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.23
Radius of gyration Rg (electron density) rg_electron20.97
Forward intensity I(0) i024380000.00
Molecular weight molecular_weight29837.0 kDa
Excluded volume excluded_volume33075 ų
Envelope volume envelope_volume40768 ų
Hydration-shell volume shell_volume17467 ų
Envelope diameter envelope_diameter77.8
Shell Rg shell_rg25.91
Envelope Rg envelope_rg21.30
Shape Rg shape_rg21.00
Total Rg total_rg21.46
Total atoms total_atoms1877
Residues n_residues241
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 dmax74.9
Rg (real space) rg_real21.40
Rg uncertainty (real space) rg_real_error0.62
I(0) (real space) i0_real2.4380e+07
I(0) uncertainty (real space) i0_real_error3.4750e+05
Rg (reciprocal space) rg_reciprocal21.37
I(0) (reciprocal space) i0_reciprocal24380000.0000
Solution quality estimate total_estimate0.7544
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary20.9
Skewness Skewness skewness0.567
Kurtosis Kurtosis kurtosis-0.018
Angular range angular_range— – 0.3750 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1670000.0000
Real-space data points n_real_points69
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.669; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.800; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

8. Citations (1)

9. Files and Curves (10)