2FM9

Structure of Salmonella SipA residues 48-264

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.6	298	hanging drops formed from mixing a 1:1 volume ratio of 20mg/ml protein with an equilibration buffer consisting of 20% PEG6000, 20% glycerol, Na-citrate pH 5.6 and 0.01M adenosine-5 -triphosphate disodium salt (ATP) as an additive., VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.95	58.31

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.08	α = 90
b = 71.08	β = 90
c = 95.439	γ = 120

Symmetry
Space Group	P 32 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						M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X9A	0.979	NSLS	X9A

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	99	99	0.031			19209	19209

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	2.07	99.9		0.357			1888

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2	50	19166	19166	982	98.99	0.204	0.204	0.202	0.255	RANDOM	45.37

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]
0.6	0.3		0.6		-0.9

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	43.773
r_dihedral_angle_4_deg	17.325
r_dihedral_angle_3_deg	16.22
r_dihedral_angle_1_deg	4.679
r_scangle_it	4.668
r_scbond_it	3.445
r_angle_refined_deg	1.784
r_mcangle_it	1.729
r_mcbond_it	1.57
r_angle_other_deg	0.907
r_mcbond_other	0.342
r_symmetry_vdw_other	0.249
r_nbd_refined	0.228
r_xyhbond_nbd_refined	0.207
r_nbtor_refined	0.178
r_nbd_other	0.176
r_symmetry_vdw_refined	0.165
r_chiral_restr	0.107
r_nbtor_other	0.095
r_symmetry_hbond_refined	0.076
r_bond_refined_d	0.021
r_gen_planes_refined	0.008
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1544
Nucleic Acid Atoms
Solvent Atoms	89
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
SOLVE	phasing