2FI0

The crystal structure of the conserved domain protein from Streptococcus pneumoniae TIGR4

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	287	2.5 M NaCl, 0.1M Tris-HCl, 0.2M MgCl2, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 287K

Crystal Properties
Matthews coefficient	Solvent content
3.83	67.89

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 92.42	α = 90
b = 92.42	β = 90
c = 41.343	γ = 120

Symmetry
Space Group	H 3

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 315	mirrors	2005-02-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9798	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	2.1	50	91.64	0.057	13.77	3	7362	6747	2	2	44

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	2.1	2.18	43.5		0.155	3.2	1.3	1572

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.1	46.23	7362	6747	319	91.64	0.20438	0.20281	0.23627	RANDOM	43.344

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]
-0.56	-0.28		-0.56		0.84

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.672
r_dihedral_angle_4_deg	22.807
r_dihedral_angle_3_deg	17.702
r_dihedral_angle_1_deg	4.811
r_scangle_it	2.62
r_scbond_it	1.706
r_angle_refined_deg	1.277
r_mcangle_it	0.968
r_angle_other_deg	0.854
r_mcbond_it	0.783
r_nbd_refined	0.192
r_nbd_other	0.178
r_symmetry_vdw_other	0.178
r_xyhbond_nbd_refined	0.169
r_nbtor_refined	0.159
r_symmetry_vdw_refined	0.155
r_mcbond_other	0.106
r_nbtor_other	0.083
r_chiral_restr	0.071
r_symmetry_hbond_refined	0.066
r_bond_refined_d	0.011
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	601
Nucleic Acid Atoms
Solvent Atoms	57
Heterogen Atoms

Software

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