3B8B

Crystal structure of CysQ from Bacteroides thetaiotaomicron, a bacterial member of the inositol monophosphatase family

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6	291	1.26M Ammonium sulfate, 0.1M MES pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.72	54.76

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 93.927	α = 90
b = 93.927	β = 90
c = 140.783	γ = 120

Symmetry
Space Group	P 61 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		2007-03-03	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.97923, 0.97860	APS	19-ID

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	99.5	0.082	9.2	21	41147	41147		-3	23.4

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.7	1.74	99		0.57	0.378		20.3	2663

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	MAD	THROUGHOUT	1.7	40.66	40803	40803	2061	99.55	0.167	0.167	0.166	0.188	RANDOM	20.597

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]
-0.41	-0.21		-0.41		0.62

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.448
r_dihedral_angle_4_deg	14.351
r_dihedral_angle_3_deg	13.424
r_dihedral_angle_1_deg	9.361
r_scangle_it	3.61
r_scbond_it	2.761
r_mcangle_it	1.597
r_angle_refined_deg	1.47
r_mcbond_it	1.363
r_angle_other_deg	0.903
r_symmetry_vdw_other	0.288
r_symmetry_vdw_refined	0.258
r_mcbond_other	0.232
r_nbd_refined	0.222
r_nbd_other	0.197
r_symmetry_hbond_refined	0.192
r_nbtor_refined	0.179
r_xyhbond_nbd_refined	0.172
r_xyhbond_nbd_other	0.138
r_chiral_restr	0.088
r_nbtor_other	0.086
r_bond_refined_d	0.014
r_gen_planes_refined	0.006
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2114
Nucleic Acid Atoms
Solvent Atoms	282
Heterogen Atoms	31

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
MLPHARE	phasing
DM	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
SBC-Collect	data collection
HKL-3000	data reduction
HKL-3000	data scaling
HKL-3000	phasing
SHELXD	phasing
SHELXE	model building
SOLVE	phasing
RESOLVE	phasing
ARP/wARP	model building
CCP4	phasing
O	model building
Coot	model building