1Z67

Structure of Homeodomain-like Protein of Unknown Function S4005 from Shigella flexneri

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	293	0.1 M Bis-Tris, 2 M ammonium sulfate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2	37.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.476	α = 90
b = 40.479	β = 93.78
c = 48.333	γ = 90

Symmetry
Space Group	C 1 2 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-3		2005-03-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	0.97934	APS	19-BM

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	1.45	40	86.5	0.04	39.2	4.1	17111	17111

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	1.45	1.48	26.5		0.33	2.14	1.6	291

Refinement

Statistics
Diffraction ID	Structure Solution 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	SAD	1.45	40	17111	17111	1739	86.5	0.1643	0.1643	0.1617	0.2079	RANDOM	22.941

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]
0.62		-0.18	0.57		-1.21

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.405
r_dihedral_angle_3_deg	14.39
r_dihedral_angle_4_deg	14.281
r_sphericity_free	5.69
r_scangle_it	4.393
r_dihedral_angle_1_deg	4.03
r_sphericity_bonded	3.849
r_scbond_it	3.084
r_mcangle_it	2.166
r_rigid_bond_restr	1.958
r_mcbond_it	1.44
r_angle_refined_deg	1.427
r_nbtor_refined	0.3
r_nbd_refined	0.225
r_symmetry_vdw_refined	0.19
r_symmetry_hbond_refined	0.172
r_xyhbond_nbd_refined	0.147
r_chiral_restr	0.098
r_bond_refined_d	0.017
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	939
Nucleic Acid Atoms
Solvent Atoms	156
Heterogen Atoms	1

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
SHELXD	phasing
MLPHARE	phasing
DM	phasing
SOLVE	phasing
RESOLVE	phasing