4GRH

Crystal structure of pabB of Stenotrophomonas maltophilia

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.8	295	0.05 M magnesium chloride, 0.1 M HEPES, 12-15% w/v PEG550 MME, 0.1% CHAPS, pH 7.8, VAPOR DIFFUSION, SITTING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
4.4	72.03

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 161.3	α = 90
b = 161.3	β = 90
c = 116.089	γ = 120

Symmetry
Space Group	P 63 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 315			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X29A	1.0809	NSLS	X29A

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	2.25	46.6	100	0.062	20.1	42.4		42573

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	PDB ENTRY 1K0G	2.25	46.57	40399	2147	99.88	0.19633	0.19403	0.24038	RANDOM	44

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]
-0.15	-0.08		-0.15		0.23

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.487
r_dihedral_angle_4_deg	19.874
r_dihedral_angle_3_deg	15.577
r_dihedral_angle_1_deg	7.221
r_angle_refined_deg	2.159
r_chiral_restr	0.185
r_bond_refined_d	0.019
r_gen_planes_refined	0.012
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
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_mcbond_it
r_mcbond_other
r_mcangle_it
r_scbond_it
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	3354
Nucleic Acid Atoms
Solvent Atoms	232
Heterogen Atoms	102

Software

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