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1cyy

CRYSTAL STRUCTURE OF THE 30 KDA FRAGMENT OF E. COLI DNA TOPOISOMERASE I. HEXAGONAL FORM

Method: X-RAY DIFFRACTION Dmax: 79.0 Å Quality: EXCELLENT

SAXS Profile

SAXS profile for 1cyy

P(r) Distribution

P(r) distribution for 1cyy

1. Structure Basics

entry_id1cyy
deposition_date1999-08-31
titleCRYSTAL STRUCTURE OF THE 30 KDA FRAGMENT OF E. COLI DNA TOPOISOMERASE I. HEXAGONAL FORM
keywordsDNA TOPOISOMERASE, DECATENATING ENZYME, ISOMERASE; ISOMERASE
methodX-RAY DIFFRACTION

Download Data

2. SAXS Parameters (CRYSOL)

rg_guinier26.83
rg_electron25.67
i053409600.00
molecular_weight56106.0 kDa
excluded_volume70056 ų
envelope_volume89060 ų
shell_volume29126 ų
envelope_diameter83.5
shell_rg32.74
envelope_rg25.23
shape_rg25.64
total_rg26.56
total_atoms3940
n_residues501
n_harmonics20
q_range— – 0.5000 −1
n_points101
shell_typedirectional
solvent_density0.3340 e/ų
contrast_shell0.0300 e/ų
crysol_version4.1.3

3. P(r) Analysis (GNOM)

dmax79.0
rg_real26.67
rg_real_error0.42
i0_real5.3410e+07
i0_real_error6.4160e+05
rg_reciprocal26.72
i0_reciprocal53410000.0000
total_estimate0.9165
solution_quality EXCELLENT a EXCELLENT solution
n_peaks1
r_peak_primary77.7
skewness0.077
kurtosis-0.650
angular_range— – 0.2950 −1
current_alpha0.0000
highest_alpha7966000.0000
n_real_points60
gnom_version4.1.3
quality_criteria AN1: 0.000; Oscil: 0.987; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.951

4. Crystallography & Experiment

5. Entities & Polymer Info (3)

6. Citations (1)

7. Files & Curves (10)