3CKD

Crystal structure of the C-terminal domain of the Shigella type III effector IpaH

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		298	2M Ammonium sulfate, 1% PEG MME 2000, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.75	55.24

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 128.928	α = 90
b = 128.928	β = 90
c = 282.825	γ = 90

Symmetry
Space Group	I 4 2 2

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	2006-10-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.97845	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	2.65	50	99	0.073	35.3	8.2	35079	34738	1	1

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	2.65	2.74	99.5		0.479	3.8	8.1	3447

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 (All)	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	SAD	THROUGHOUT	2.65	49.21	34706	34706	1743	98.95	0.2309	0.2309	0.2281	0.2614	0.28382	0.3107	RANDOM	61.151

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]
					0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.383
r_dihedral_angle_3_deg	20.686
r_dihedral_angle_4_deg	20.375
r_dihedral_angle_1_deg	5.951
r_scangle_it	4.146
r_scbond_it	2.636
r_angle_refined_deg	1.586
r_mcangle_it	1.527
r_mcbond_it	0.901
r_nbtor_refined	0.314
r_nbd_refined	0.249
r_symmetry_vdw_refined	0.196
r_symmetry_hbond_refined	0.16
r_xyhbond_nbd_refined	0.132
r_chiral_restr	0.117
r_bond_refined_d	0.016
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
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6268
Nucleic Acid Atoms
Solvent Atoms	24
Heterogen Atoms	35

Software

Software
Software Name	Purpose
REFMAC	refinement
EPICS-based	data collection
data	data collection
HKL-2000	data reduction
HKL-2000	data scaling
SHARP	phasing