Experiment: 3DXI

Crystal structure of the N-terminal domain of a putative aldolase (BVU_2661) from Bacteroides vulgatus

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.6	293	PEG3350, Ammonium Acetate, Sodium Citrate, Ethyl acetate, pH 5.6, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.25	45.37

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.258	α = 90
b = 65.639	β = 90
c = 177.835	γ = 90

Symmetry
Space Group	P 21 21 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 210	mirrors	2008-07-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X12C	0.9790	NSLS	X12C

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	2.04	50	98.3	0.136		12.1	42720	42720			7.5

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)
	2.04	2.11	95.8		0.539		10.6	4090

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.04	36.81	40397	40397	1641	92.7	0.223	0.223	0.1965	0.1965	0.2316	0.2321	RANDOM	16.1

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]
-4.18			9.04		-4.86

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_deg	22.7
c_angle_deg	1.4
c_improper_angle_deg	0.82
c_bond_d	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4744
Nucleic Acid Atoms
Solvent Atoms	457
Heterogen Atoms

Software

Software
Software Name	Purpose
CBASS	data collection
SHELX	model building
CNS	refinement
DENZO	data reduction
HKL-2000	data scaling
SHELX	phasing