4WHE

Crystal structure of E. coli phage shock protein A (PspA 1-144)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.2	288	0.1 M HEPES/NaOH, 10% (w/v) PEG 6000, 5% (v/v) MPD l

Crystal Properties
Matthews coefficient	Solvent content
2.64	53.36

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 79.65	α = 90
b = 30.377	β = 115.61
c = 80.48	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	PIXEL	PSI PILATUS 6M		2013-07-16	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BESSY BEAMLINE 14.1	0.91841, 0.97981, 0.979927,0.975915	BESSY	14.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	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	1.8	39.73	96.8	0.031	0.037	20.46	3.4		15969		-3	37.195

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.8	1.9	95.6		0.398	0.474	3.54

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	MAD	THROUGHOUT	1.8	39.73	15170	798	96.93	0.2156	0.2131	0.2639	RANDOM	54.663

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]
-3.31		-0.55	5.98		-1.46

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.174
r_dihedral_angle_4_deg	20.785
r_dihedral_angle_3_deg	16.856
r_dihedral_angle_1_deg	6.849
r_mcangle_it	4.506
r_mcbond_it	3.151
r_mcbond_other	3.13
r_angle_refined_deg	1.874
r_angle_other_deg	0.904
r_chiral_restr	0.112
r_bond_refined_d	0.018
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1108
Nucleic Acid Atoms
Solvent Atoms	77
Heterogen Atoms	8

Software

Software
Software Name	Purpose
Coot	model building
REFMAC	refinement
PDB_EXTRACT	data extraction
XSCALE	data scaling
XDS	data reduction
SHELXD	phasing