3X0U

Crystal structure of PirB

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4.5	298	20mM Tris, 300mM NaCl, 20% 1,4-butanediol, 0.1M Na-acetate, 15% 2,3-butanediol, pH 4.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.22	44.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 120.897	α = 90
b = 128.618	β = 90
c = 117.104	γ = 90

Symmetry
Space Group	C 2 2 21

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 315		2014-10-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSRRC BEAMLINE BL13B1	1.0000	NSRRC	BL13B1

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	1.7	50	99.7	0.034	24.8	4.7	99968	99668		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	1.7	1.76	99.3		0.509	2.5	4.6

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	1.7	26.25	100047	94329	4891	99.17	0.15045	0.15045	0.14889	0.18046	RANDOM	18.691

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]
0.01			-0.1		0.08

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.209
r_dihedral_angle_4_deg	16.019
r_dihedral_angle_3_deg	12.096
r_long_range_B_refined	7.093
r_long_range_B_other	6.67
r_dihedral_angle_1_deg	6.287
r_scangle_other	4.465
r_mcangle_it	3.106
r_mcangle_other	3.105
r_scbond_it	2.851
r_scbond_other	2.85
r_mcbond_it	1.943
r_mcbond_other	1.942
r_angle_refined_deg	1.731
r_angle_other_deg	0.87
r_chiral_restr	0.111
r_bond_refined_d	0.019
r_gen_planes_refined	0.01
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6854
Nucleic Acid Atoms
Solvent Atoms	995
Heterogen Atoms

Software

Software
Software Name	Purpose
Blu-Ice	data collection
SHELXS	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling