2HU1

Crystal structure Analysis of Hen Egg White Lyszoyme

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.8	291	0.1M Sodium Acetate pH 4.8, 7% NaCl, 25% Ethylene glycol, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.01	38.74

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.827	α = 90
b = 78.827	β = 90
c = 37.053	γ = 90

Symmetry
Space Group	P 43 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 4	mirrors	2006-02-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-3	0.931	ESRF	ID14-3

Data Collection

Overall
ID #	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	1.629	55.73	99.8	0.052	0.052	10.2	7.8	15141	15141		-3	25.14

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.629	1.66	100		0.869	0.869	2.81	7.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	THROUGHOUT	In-House Strcture	1.63	55.73	15100	14342	758	99.78	0.15021	0.14679	0.2203	RANDOM	30.484

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]
-0.3			-0.3		0.6

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.958
r_dihedral_angle_4_deg	20.892
r_dihedral_angle_3_deg	13.71
r_sphericity_free	12.758
r_scangle_it	9.809
r_sphericity_bonded	8.233
r_scbond_it	7.49
r_mcangle_it	5.787
r_dihedral_angle_1_deg	5.75
r_mcbond_it	4.185
r_rigid_bond_restr	4.133
r_angle_refined_deg	1.275
r_symmetry_vdw_refined	0.321
r_nbtor_refined	0.302
r_nbd_refined	0.247
r_symmetry_hbond_refined	0.242
r_xyhbond_nbd_refined	0.198
r_chiral_restr	0.096
r_metal_ion_refined	0.02
r_bond_refined_d	0.009
r_gen_planes_refined	0.004
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1001
Nucleic Acid Atoms
Solvent Atoms	81
Heterogen Atoms	44

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	phasing