2PST

1.8A Crystal Structure of the PA2412 protein from Pseudomonas aeruginosa

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH	5	277	Microbatch 1:1 with 33-37% polyethylene propoxylate 426, 50 mM Succinate, pH 5.0, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.5	50.84

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 51.543	α = 90
b = 51.543	β = 90
c = 32.595	γ = 90

Symmetry
Space Group	P 41

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	113	CCD	ADSC QUANTUM 4		2005-07-30	M	SINGLE WAVELENGTH
2	1	x-ray		CCD	ADSC QUANTUM 210		2005-11-20	M	MAD
3	1
1,2	1

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CHESS BEAMLINE F2		CHESS	F2
2	SYNCHROTRON	CHESS BEAMLINE F2	0.97910, 0.97934, 0.9641	CHESS	F2

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	1.8	27.5	96.3	0.072	13.9			7822		-3	19.6

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	1.8	1.86	72.6		0.285	2.3		574

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	27.5	7809	359	96.5	0.194	0.192	0.232	RANDOM	23.293

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]
0.76			0.76		-1.53

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.937
r_dihedral_angle_4_deg	16.199
r_dihedral_angle_3_deg	12.546
r_dihedral_angle_1_deg	5.677
r_scangle_it	2.703
r_scbond_it	1.727
r_angle_refined_deg	1.265
r_mcangle_it	1.222
r_mcbond_it	0.784
r_nbtor_refined	0.306
r_symmetry_vdw_refined	0.251
r_nbd_refined	0.193
r_xyhbond_nbd_refined	0.156
r_symmetry_hbond_refined	0.149
r_chiral_restr	0.096
r_bond_refined_d	0.011
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	509
Nucleic Acid Atoms
Solvent Atoms	76
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
CHESS	data collection
HKL-2000	data reduction
SnB	phasing