4NGZ

Previously de-ionized HEW lysozyme crystallized in 0.5 M YbCl3/30% (v/v) glycerol and collected at 125K

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	193L	PDB ENTRY 193L

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		4.5	293	Previously de-ionized lysozyme, no buffer added, 0.5 M YbCl3, 30% (v/v) glycerol , pH 4.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
1.99	38.32

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.589	α = 90
b = 78.589	β = 90
c = 37.017	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	125	IMAGE PLATE	RIGAKU RAXIS IIC		2000-05-17	M	SINGLE WAVELENGTH

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

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.7	19.65	99.7	0.067	23.3	9.4		13242			20.1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.7	1.76	97.7		0.202	3.8	4.4

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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 193L	1.7	55.57	21872	11957	1241	99.51	0.18081	0.17824	0.20515	RANDOM	21.581

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]
0.51			0.51		-1.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.818
r_dihedral_angle_4_deg	17.71
r_dihedral_angle_3_deg	13.763
r_dihedral_angle_1_deg	5.379
r_scbond_it	3.38
r_mcangle_it	1.907
r_mcbond_it	1.374
r_mcbond_other	1.318
r_angle_refined_deg	1.296
r_angle_other_deg	0.861
r_chiral_restr	0.087
r_bond_refined_d	0.011
r_gen_planes_refined	0.005
r_bond_other_d	0.002
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_mcangle_other
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1001
Nucleic Acid Atoms
Solvent Atoms	129
Heterogen Atoms	6

Software

Software
Software Name	Purpose
REFMAC	refinement
AMoRE	phasing
CNS	refinement
HKL-2000	data reduction
HKL-2000	data scaling
TRUNCATE	data scaling
HKL-2000	data collection