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1b20

DELETION OF A BURIED SALT-BRIDGE IN BARNASE

Method: X-RAY DIFFRACTION Dmax: 79.9 Å Quality: EXCELLENT

SAXS Profile

SAXS profile for 1b20

P(r) Distribution

P(r) distribution for 1b20

1. Structure Basics

entry_id1b20
deposition_date1998-12-03
titleDELETION OF A BURIED SALT-BRIDGE IN BARNASE
keywordsMICROBIAL RIBONUCLEASE, ALPHA/BETA PROTEIN, HYDROLASE; HYDROLASE
methodX-RAY DIFFRACTION

Download Data

2. SAXS Parameters (CRYSOL)

rg_guinier25.36
rg_electron24.71
i023777100.00
molecular_weight36799.0 kDa
excluded_volume45752 ų
envelope_volume58163 ų
shell_volume20793 ų
envelope_diameter81.7
shell_rg29.99
envelope_rg24.41
shape_rg24.67
total_rg25.44
total_atoms2598
n_residues326
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)

dmax79.9
rg_real25.37
rg_real_error0.48
i0_real2.3780e+07
i0_real_error3.1820e+05
rg_reciprocal25.37
i0_reciprocal23780000.0000
total_estimate0.9067
solution_quality EXCELLENT a EXCELLENT solution
n_peaks2
r_peak_primary25.4
skewness0.271
kurtosis-0.596
angular_range— – 0.3150 −1
current_alpha0.0000
highest_alpha4606000.0000
n_real_points64
gnom_version4.1.3
quality_criteria AN1: 0.000; Oscil: 0.959; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.920; Smooth: 0.986

4. Crystallography & Experiment

5. Entities & Polymer Info (3)

6. Citations (2)

7. Files & Curves (10)