3SEL

PpcA M58N mutant

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	298	4.0 M AMMONIUM SULFATE, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
3.04	59.52

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 32.42	α = 90
b = 32.42	β = 90
c = 177.45	γ = 90

Symmetry
Space Group	P 43 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	CUSTOM-MADE		2003-12-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM		APS	19-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	2.1	50	95	0.055	55	11	5945	5945		-3

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	2.18	70		0.13	17.9	8	423

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	1OS6	2.1	30	5219	5219	598	94.32	0.18043	0.18043	0.17564	0.22289	RANDOM	16.269

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]
0.07			0.07		-0.14

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	5.872
r_scangle_it	3.88
r_scbond_it	2.526
r_mcangle_it	1.811
r_angle_refined_deg	1.639
r_mcbond_it	0.952
r_angle_other_deg	0.919
r_nbd_refined	0.389
r_nbd_other	0.302
r_symmetry_vdw_other	0.295
r_symmetry_hbond_refined	0.272
r_symmetry_vdw_refined	0.184
r_xyhbond_nbd_refined	0.167
r_chiral_restr	0.088
r_nbtor_other	0.087
r_metal_ion_refined	0.065
r_bond_refined_d	0.016
r_gen_planes_refined	0.009
r_gen_planes_other	0.006
r_bond_other_d	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	532
Nucleic Acid Atoms
Solvent Atoms	56
Heterogen Atoms	172

Software

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