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9zqb

Nucleosome with an SSB at SHL -2.8 in complex with human PARP2 and HPF1, Class 1

Method: ELECTRON MICROSCOPY Dmax: 130.4 Å Quality: GOOD

SAXS Profile

SAXS profile for 9zqb

P(r) Distribution

P(r) distribution for 9zqb
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1. Structure Basics

entry_id9zqb
deposition_date2025-12-18
titleNucleosome with an SSB at SHL -2.8 in complex with human PARP2 and HPF1, Class 1
keywordsDNA damage binding protein, DNA BINDING PROTEIN, DNA BINDING PROTEIN-DNA complex; DNA BINDING PROTEIN/DNA
methodELECTRON MICROSCOPY
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Download Data

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2. SAXS Parameters (CRYSOL)

rg_guinier42.71 Å
rg_electron41.00 Å
i01442010000.00
molecular_weight248880.0 kDa
excluded_volume284660 ų
envelope_volume416470 ų
shell_volume81229 ų
envelope_diameter138.5 Å
shell_rg48.99 Å
envelope_rg40.47 Å
shape_rg40.92 Å
total_rg41.53 Å
total_atoms31635
n_residues1670
n_harmonics20
q_range— – 0.5000 Å−1
n_points101
shell_typedirectional
solvent_density0.3340 e/ų
contrast_shell0.0300 e/ų
crysol_version4.1.3
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3. P(r) Analysis (GNOM)

dmax130.4 Å
rg_real42.43 Å
rg_real_error0.88 Å
i0_real1.4420e+09
i0_real_error2.2180e+07
rg_reciprocal42.71 Å
i0_reciprocal1442000000.0000
total_estimate0.8906
solution_quality GOOD a GOOD solution
n_peaks2
r_peak_primary56.4 Å
skewness0.064
kurtosis-0.472
angular_range— – 0.1850 Å−1
current_alpha0.0000
highest_alpha89830000.0000
n_real_points38
gnom_version4.1.3
quality_criteria AN1: 0.000; Oscil: 0.912; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.949; Smooth: 0.891
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4. Crystallography & Experiment

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5. Entities & Polymer Info (9)

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6. Citations (1)

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7. Files & Curves (10)