3O00 | pdb_00003o00

Crystal Structure of the Salmonella Type III Secretion System Tip Protein SipD-C244S

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	298	25% PEG 3350, 100 mM Tris, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.28	46.07

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 203.348	α = 90
b = 52.146	β = 90.45
c = 57.555	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	ADSC QUANTUM 210r		2009-06-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 17-BM	1.0	APS	17-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	1.85	41.33	97	0.053	36.1	3.9	50066	47513			26.8

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.85	1.901	81.6

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-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.85	41.3	50066	47513	2550	97.07	0.20827	0.20611	0.24902	0.252	RANDOM	26.781

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]
0.02		0.02	-0.03		0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.142
r_dihedral_angle_3_deg	14.999
r_dihedral_angle_4_deg	7.281
r_dihedral_angle_1_deg	5.237
r_scangle_it	5.051
r_scbond_it	3.227
r_mcangle_it	1.85
r_angle_refined_deg	1.587
r_mcbond_it	1.158
r_nbtor_refined	0.303
r_symmetry_vdw_refined	0.259
r_nbd_refined	0.222
r_xyhbond_nbd_refined	0.148
r_chiral_restr	0.113
r_symmetry_hbond_refined	0.106
r_metal_ion_refined	0.065
r_bond_refined_d	0.019
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4234
Nucleic Acid Atoms
Solvent Atoms	298
Heterogen Atoms	1

Software

Software
Software Name	Purpose
HKL-2000	data collection
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling