3MF9

Computationally designed endo-1,4-beta-xylanase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	10mg.mL protein conc., 0.1 M NaCl, 1.125 M ammonium sulfate, 0.1 M Bis-Tris pH 5.5, 3% Jeffamine M600 pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.93	57.95

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.778	α = 90
b = 63.778	β = 90
c = 106.234	γ = 120

Symmetry
Space Group	P 31 2 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	CCD	Bruker Platinum 135		2009-03-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	BRUKER AXS MICROSTAR	1.54

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	55.23				26750	26745

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.7	1.744

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	MOLECULAR REPLACEMENT	THROUGHOUT	1.7	55.23	26750	26745	1417	99.98	0.13015	0.13015	0.12802	0.172	RANDOM	15.363

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]
0.27	0.13		0.27		-0.4

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.286
r_dihedral_angle_4_deg	13.254
r_dihedral_angle_3_deg	11.592
r_dihedral_angle_1_deg	7.724
r_scangle_it	7.196
r_scbond_it	5.305
r_mcangle_it	3.487
r_rigid_bond_restr	3.21
r_mcbond_it	2.469
r_angle_refined_deg	1.954
r_chiral_restr	0.213
r_bond_refined_d	0.028
r_gen_planes_refined	0.011

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1507
Nucleic Acid Atoms
Solvent Atoms	202
Heterogen Atoms	15

Software

Software
Software Name	Purpose
PROTEUM PLUS	data collection
MOLREP	phasing
REFMAC	refinement
PROTEUM PLUS	data reduction
PROTEUM PLUS	data scaling