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1apu

Crystallographic analysis of a pepstatin analogue binding to the aspartyl proteinase penicillopepsin at 1.8 angstroms resolution

Method: X-RAY DIFFRACTION Dmax: 64.8 Å Quality: GOOD

SAXS Profile

SAXS profile for 1apu

P(r) Distribution

P(r) distribution for 1apu

1. Structure Basics

entry_id1apu
deposition_date1991-12-16
titleCrystallographic analysis of a pepstatin analogue binding to the aspartyl proteinase penicillopepsin at 1.8 angstroms resolution
keywordsACID PROTEINASE, HYDROLASE-HYDROLASE INHIBITOR complex; HYDROLASE/HYDROLASE INHIBITOR
methodX-RAY DIFFRACTION

Download Data

2. SAXS Parameters (CRYSOL)

rg_guinier20.57
rg_electron19.23
i020991500.00
molecular_weight34089.0 kDa
excluded_volume42156 ų
envelope_volume47746 ų
shell_volume20700 ų
envelope_diameter66.6
shell_rg25.70
envelope_rg19.43
shape_rg19.20
total_rg20.16
total_atoms2411
n_residues325
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)

dmax64.8
rg_real20.47
rg_real_error0.28
i0_real2.0990e+07
i0_real_error2.7560e+05
rg_reciprocal20.49
i0_reciprocal20990000.0000
total_estimate0.7600
solution_quality GOOD a GOOD solution
n_peaks2
r_peak_primary25.3
skewness0.213
kurtosis-0.433
angular_range— – 0.3850 −1
current_alpha0.0000
highest_alpha4236000.0000
n_real_points70
gnom_version4.1.3
quality_criteria AN1: 0.000; Oscil: 0.908; Stabil: 1.000; Sysdev: 0.387; Positv: 1.000; Valcen: 0.996; Smooth: 0.995

4. Crystallography & Experiment

5. Entities & Polymer Info (4)

6. Citations (8)

7. Files & Curves (10)