4HBF

Crystal structure of PpcA V13A mutant

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	298	3.7 M ammonium sulfate pH adjusted to 6.0 with ammonium hydroxide; 0.25% deoxycholate in the drop, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
3	59.02

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 32.2	α = 90
b = 32.2	β = 90
c = 178.8	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	ADSC QUANTUM 210r		2003-04-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	1.03320	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	1.9	90	94.5	0.04	58.1	5.9		7763		-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	1.9	1.97	73.8		0.087	16.1	2.4	554

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	1OS6	1.9	30	6920	752	94.19	0.192	0.18784	0.22949	RANDOM	16.277

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]
0.34			0.34		-0.68

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	4.678
r_scangle_it	3.619
r_scbond_it	2.375
r_mcangle_it	1.897
r_angle_refined_deg	1.479
r_mcbond_it	0.969
r_angle_other_deg	0.912
r_nbd_refined	0.39
r_symmetry_hbond_refined	0.339
r_nbd_other	0.3
r_symmetry_vdw_other	0.285
r_symmetry_vdw_refined	0.21
r_xyhbond_nbd_refined	0.137
r_nbtor_other	0.083
r_chiral_restr	0.075
r_metal_ion_refined	0.023
r_bond_refined_d	0.016
r_gen_planes_refined	0.009
r_bond_other_d	0.004
r_gen_planes_other	0.004
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_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	530
Nucleic Acid Atoms
Solvent Atoms	73
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