3WMK

Crystal structure of Hen egg-white lysozyme in pH 4.5 Sodium Acetatewith 1M NaCl at 277K

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.5	277	80mg/ml hen egg-white lysozyme, 100mM Sodium Acetate, 1M NaCl , pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
1.99	38.28

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.665	α = 90
b = 78.665	β = 90
c = 36.922	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 270		2013-07-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PAL/PLS BEAMLINE 6C1	0.97949	PAL/PLS	6C1

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	1.46	50	97.7	0.15	0.15	39.755	11.3	228340	228340		-3

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	1.46	50	100		0.15	0.15	2.28	11.3	228340

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.46	27.81	20663	19119	1034	97.53	0.176	0.176	0.17307	0.23476	RANDOM	26.186

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]
13.35			13.35		-26.7

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.37
r_sphericity_free	24.495
r_dihedral_angle_4_deg	18.557
r_sphericity_bonded	17.816
r_dihedral_angle_3_deg	17.641
r_rigid_bond_restr	16.173
r_dihedral_angle_1_deg	7.63
r_scangle_other	6.38
r_scbond_it	6.205
r_scbond_other	6.195
r_long_range_B_refined	5.199
r_long_range_B_other	5.161
r_mcangle_other	3.62
r_mcangle_it	3.598
r_mcbond_it	3.485
r_mcbond_other	3.44
r_angle_refined_deg	2.161
r_angle_other_deg	1.144
r_chiral_restr	0.181
r_bond_refined_d	0.021
r_gen_planes_refined	0.011
r_bond_other_d	0.004
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1001
Nucleic Acid Atoms
Solvent Atoms	110
Heterogen Atoms

Software

Software
Software Name	Purpose
HKL-2000	data collection
PHASES	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling