Experiment: 1R7L

2.0 A Crystal Structure of a Phage Protein from Bacillus cereus ATCC 14579

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6	298	20% PEG 8000, 0.1M MES, 0.2M Ca(OAc)2, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.64	53.36

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 37.002	α = 90
b = 66.338	β = 95.29
c = 53.966	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	100	CCD	SBC-2	mirrors	2003-10-20	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9795, 0.9798, 0.9465	APS	19-ID

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	50	99.1	0.098	22.3	8.12	17716	17557	4	4	16.2

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)
	2	2.07	95.6		0.518	2.25	7.2

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 (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	2	24.9	34558	32415	1628	93.8	0.223	0.223	0.2302	0.264	0.2721	RANDOM	33.6

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]
8.14		-2.27	-3.42		-4.72

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	23.2
c_angle_deg	1.3
c_improper_angle_d	0.83
c_bond_d	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1690
Nucleic Acid Atoms
Solvent Atoms	102
Heterogen Atoms

Software

Software
Software Name	Purpose
CNS	refinement
SBC-Collect	data collection
HKL-2000	data scaling
CNS	phasing