1FK4

STRUCTURAL BASIS OF NON-SPECIFIC LIPID BINDING IN MAIZE LIPID-TRANSFER PROTEIN COMPLEXES WITH STEARIC ACID REVEALED BY HIGH-RESOLUTION X-RAY CRYSTALLOGRAPHY



X-RAY DIFFRACTION Experimental Data & Validation

X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
Temperature 298.0
Details 5.0M Na formate, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 24.81 α = 90
b = 50 β = 90
c = 69.53 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR ENRAF-NONIUS -- 1999-07-18
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 -- -- --

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
1.66 -- 90.4 0.04 -- -- 2.53 -- 9510 -- -- --

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
MR 1.8 8.0 -- 2.0 -- 7961 514 90.4 -- -- 0.2 0.208 --
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.014
x_angle_deg 1.7
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 625
Nucleic Acid Atoms 0
Heterogen Atoms 17
Solvent Atoms 76

Software

Software
Software Name Purpose
MADNESS data collection
PROFILE-FITTING data reduction version: PROCEDURE
X-PLOR model building
X-PLOR refinement version: 3.843
MADNESS data reduction
PROFILE-FITTING data scaling version: PROCEDURE
X-PLOR phasing