1VFE

HUMAN LACTOFERRIN, N-TERMINAL LOBE MUTANT WITH ARG 121 REPLACED BY SER (R121S)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8		50MM TRIS/HCL PH 8.0, 12% ISOPROPANOL

Crystal Properties
Matthews coefficient	Solvent content
3.03	50

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 97.9	α = 90
b = 78.8	β = 99.2
c = 58.9	γ = 90

Symmetry
Space Group	C 1 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	293	IMAGE PLATE	RIGAKU RAXIS IIC	0.3 MM COLLIMATOR	1995-04-26	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH2R

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	2.3	20	73.8	0.086		2.47		14539		1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	1LCT	2.3	20	14510	14510	1451	73.8	0.196	0.27

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2498
Nucleic Acid Atoms
Solvent Atoms	86
Heterogen Atoms	5

Software

Software
Software Name	Purpose
RIGAKU	data collection
AGROVATA/CCP4	data reduction
CCP4	model building
TNT	refinement
RIGAKU	data reduction
Agrovata	data scaling
CCP4	phasing