Experiment: 2D4K

Monoclinic hen egg-white lysozyme crystallized at 313K

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1LYS	PDB ENTRY 1LYS

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	batch method	7.6	313	2% protein, 10% sodium chloride, 5% 1-propanol, pH 7.6, batch method, temperature 313K

Crystal Properties
Matthews coefficient	Solvent content
1.78	30.97

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 27.217	α = 90
b = 63.484	β = 92.93
c = 59.189	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	290	CCD	BRUKER SMART 6000	Confocal Max-Flux optics	2002-05-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	MACSCIENCE	1.5418

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	1.15	19.7	93.9	0.119		4.14	71383	67029

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.15	1.17	62.2		0.336

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRY 1LYS	1.15	19.7	66976	3349		0.133	0.132	0.1339	0.164	RANDOM

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]

RMS Deviations
Key	Refinement Restraint Deviation
s_non_zero_chiral_vol	0.093
s_zero_chiral_vol	0.08
s_angle_d	0.032
s_from_restr_planes	0.028
s_bond_d	0.015

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2038
Nucleic Acid Atoms
Solvent Atoms	249
Heterogen Atoms	6

Software

Software
Software Name	Purpose
SaintPlus	data reduction
X-PLOR	model building
SHELXL-97	refinement
SMART	data reduction
SAINTPLUS	data scaling
X-PLOR	phasing