2QPQ

Structure of Bug27 from Bordetella pertussis

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.2	277	0.1 M Na-citrate, 25% (w/v) PEG 2000, pH 5.2, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.72	54.85

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 72.39	α = 90
b = 82.31	β = 95.35
c = 87.47	γ = 90

Symmetry
Space Group	P 1 21 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					M	SINGLE WAVELENGTH
2	1	x-ray	100					M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2	0.933	ESRF	ID14-2
2	SYNCHROTRON	ESRF BEAMLINE ID23-1	0.979, 0.970, 0.979	ESRF	ID23-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.9	6.56	97.3	0.057	0.1484	3.89		78417

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.9	2	99.8		0.273	4.64	3.87

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	1.92	6.56	72121	3852	99.84	0.19446	0.19143	0.25248	RANDOM	30.617

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		0.02	0.01		-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.598
r_dihedral_angle_4_deg	20.131
r_dihedral_angle_3_deg	17.823
r_dihedral_angle_1_deg	12.722
r_sphericity_free	6.711
r_scangle_it	4.268
r_sphericity_bonded	3.672
r_scbond_it	3.246
r_rigid_bond_restr	2.493
r_angle_refined_deg	2.004
r_mcangle_it	1.958
r_mcbond_it	1.27
r_nbtor_refined	0.309
r_symmetry_hbond_refined	0.272
r_symmetry_vdw_refined	0.265
r_nbd_refined	0.261
r_chiral_restr	0.227
r_xyhbond_nbd_refined	0.202
r_bond_refined_d	0.017
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6548
Nucleic Acid Atoms
Solvent Atoms	610
Heterogen Atoms	26

Software

Software
Software Name	Purpose
MAR345dtb	data collection
SHARP	phasing
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling