3RO8

Crystal structure of the catalytic domain of XynA1 from Paenibacillus sp. JDR-2

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.1	294.5	200mM HEPES, 100 mM MgCl2, 18% PEG3350, pH 7.1, VAPOR DIFFUSION, SITTING DROP, temperature 294.5K

Crystal Properties
Matthews coefficient	Solvent content
2.24	45.15

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 82.072	α = 90
b = 93.172	β = 99.96
c = 182.947	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	105	CCD	ADSC QUANTUM 315r	Rh coated flat mirror. side scattering I-beam bent single crystal, asymmetric cut 4.9650 deg	2008-08-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL7-1	0.980	SSRL	BL7-1

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	1.34	179.61					602662

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	1.34	42.61	496837	26358	86.71	0.14421	0.14201	0.18546	RANDOM	23.38

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]
-0.49		0.32	-0.06		0.66

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.522
r_dihedral_angle_3_deg	12.555
r_dihedral_angle_4_deg	12.066
r_dihedral_angle_1_deg	7.602
r_scangle_it	6.673
r_scbond_it	4.873
r_mcangle_it	3.298
r_rigid_bond_restr	2.636
r_mcbond_it	2.425
r_angle_refined_deg	2.179
r_chiral_restr	0.166
r_bond_refined_d	0.027
r_gen_planes_refined	0.014
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_other
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	19224
Nucleic Acid Atoms
Solvent Atoms	3312
Heterogen Atoms	20

Software

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