8c3j

Stapled peptide SP2 in complex with humanised RadA mutant HumRadA22

Method: X-RAY DIFFRACTION Dmax: 84.6 Å Quality: GOOD

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

DNA repair and recombination protein RadA

Pyrococcus furiosus

UniProt O74036

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 107–349 Not recorded Breast cancer type 2 susceptibility protein × 1 (P51587) TKI 2-[(4,6-diethyl-1,3,5-triazin-2-yl)-methyl-amino]ethanoic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;Protein in 20 mM CHES pH 9.5, 100 mM NaCl. Condition: 8 % w/v PEG 8000 (precipitant) 0.08 M Potassium phosphate pH 5.6 (buffer) 200:200 uL drop Resolution 3.02 Å R-free 0.281
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 107–349 Not recorded Breast cancer type 2 susceptibility protein × 1 (P51587) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;Protein in 20 mM CHES pH 9.5, 100 mM NaCl. Condition: 8 % w/v PEG 8000 (precipitant) 0.08 M Potassium phosphate pH 5.6 (buffer) 200:200 uL drop Resolution 3.02 Å R-free 0.281

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.

44 other PDB entries and 57 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RADA_PYRFU
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–231; UniProt 107–349 Author chain B; PDBConstruct 1–231; UniProt 107–349

Breast cancer type 2 susceptibility protein

Homo sapiens

UniProt P51587

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 1226–1244 Chain C; UniProt 2050–2064 Not recorded DNA repair and recombination protein RadA × 1 (O74036) TKI 2-[(4,6-diethyl-1,3,5-triazin-2-yl)-methyl-amino]ethanoic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;Protein in 20 mM CHES pH 9.5, 100 mM NaCl. Condition: 8 % w/v PEG 8000 (precipitant) 0.08 M Potassium phosphate pH 5.6 (buffer) 200:200 uL drop Resolution 3.02 Å R-free 0.281
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain J; UniProt 1226–1244 Chain J; UniProt 2050–2064 Not recorded DNA repair and recombination protein RadA × 1 (O74036) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;Protein in 20 mM CHES pH 9.5, 100 mM NaCl. Condition: 8 % w/v PEG 8000 (precipitant) 0.08 M Potassium phosphate pH 5.6 (buffer) 200:200 uL drop Resolution 3.02 Å R-free 0.281

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.

11 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BRCA2_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain C; PDBConstruct 1–19; UniProt 1226–1244 Author chain C; PDBConstruct 22–36; UniProt 2050–2064 Author chain J; PDBConstruct 1–19; UniProt 1226–1244 Author chain J; PDBConstruct 22–36; UniProt 2050–2064

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 8c3j

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8c3j
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8c3j
Deposition date deposition_date2022-12-26
Structure title titleStapled peptide SP2 in complex with humanised RadA mutant HumRadA22
Keywords keywordsStapled peptide, Rad51, BRCA2, BRC repeat, RECOMBINATION; RECOMBINATION
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier24.20
Radius of gyration Rg (electron density) rg_electron23.19
Forward intensity I(0) i047085800.00
Molecular weight molecular_weight52848.0 kDa
Excluded volume excluded_volume66175 ų
Envelope volume envelope_volume78517 ų
Hydration-shell volume shell_volume27657 ų
Envelope diameter envelope_diameter76.0
Shell Rg shell_rg30.59
Envelope Rg envelope_rg23.31
Shape Rg shape_rg23.15
Total Rg total_rg24.17
Total atoms total_atoms3714
Residues n_residues477
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 dmax84.6
Rg (real space) rg_real24.07
Rg uncertainty (real space) rg_real_error0.69
I(0) (real space) i0_real4.7090e+07
I(0) uncertainty (real space) i0_real_error6.9530e+05
Rg (reciprocal space) rg_reciprocal24.10
I(0) (reciprocal space) i0_reciprocal47090000.0000
Solution quality estimate total_estimate0.7892
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary29.1
Skewness Skewness skewness0.171
Kurtosis Kurtosis kurtosis-0.521
Angular range angular_range— – 0.3300 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha9867000.0000
Real-space data points n_real_points65
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.756; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.989; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)