1CSE

THE HIGH-RESOLUTION X-RAY CRYSTAL STRUCTURE OF THE COMPLEX FORMED BETWEEN SUBTILISIN CARLSBERG AND EGLIN C, AN ELASTASE INHIBITOR FROM THE LEECH HIRUDO MEDICINALIS. STRUCTURAL ANALYSIS, SUBTILISIN STRUCTURE AND INTERFACE GEOMETRY


X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 38.3 α = 111.8
b = 41.5 β = 85.8
c = 57 γ = 104.7
Symmetry
Space Group P 1

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
-- 1.2 10.0 -- -- -- 44500 -- -- -- -- 0.178 -- --
RMS Deviations
Key Refinement Restraint Deviation
o_angle_deg 2.48
o_bond_d 0.022
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2442
Nucleic Acid Atoms 0
Heterogen Atoms 2
Solvent Atoms 432

Software

Computing
Computing Package Purpose
EREF Structure Refinement
Software
Software Name Purpose
EREF refinement