1UR2

Xylanase Xyn10B mutant (E262S) from Cellvibrio mixtus in complex with arabinofuranose alpha 1,3 linked to xylotriose

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8.5		0.2M MGCL2 0.1M TRIS HCL PH8.5, 30% PEG 4K, 5% PEG 400., pH 8.50

Crystal Properties
Matthews coefficient	Solvent content
2	36.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 46.924	α = 90
b = 67.659	β = 90
c = 104.782	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	120	CCD	ADSC CCD	VERTICAL FOCUSING MIRROR	2003-07-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX14.2		SRS	PX14.2

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	1.6	30	98.3	0.076	1.93	3.25		42050

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	1.6	1.66	90.3		0.432	1.93	2.23

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 1UQY	1.6	19.28	42034	2209	98.8	0.154	0.152	0.189	RANDOM	11.84

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]
0.29					-0.29

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.813
r_dihedral_angle_4_deg	16.235
r_dihedral_angle_3_deg	13.845
r_dihedral_angle_1_deg	6.128
r_scangle_it	2.67
r_scbond_it	1.849
r_angle_refined_deg	1.319
r_angle_other_deg	1.244
r_mcangle_it	1.026
r_mcbond_it	0.896
r_symmetry_vdw_other	0.25
r_nbd_refined	0.216
r_symmetry_vdw_refined	0.213
r_nbd_other	0.19
r_mcbond_other	0.179
r_symmetry_hbond_refined	0.164
r_xyhbond_nbd_refined	0.143
r_nbtor_other	0.095
r_chiral_restr	0.083
r_metal_ion_refined	0.02
r_bond_refined_d	0.01
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2838
Nucleic Acid Atoms
Solvent Atoms	591
Heterogen Atoms	68

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling