7R3T

Crystal structure of the Dimeric C-terminal Big_2-CBM56 domains from Paenibacillus illinoisensis (Bacillus circulans IAM1165) beta-1,3-glucanase H

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	292	20/30/50 mg/ml Protein concentration in 0.2 Magnesium chloride hexahydrate, 0.1 M HEPES sodium salt pH 7.5. 30% v/v PEG400

Crystal Properties
Matthews coefficient	Solvent content
2.43	49

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 50.63	α = 90
b = 76.38	β = 90
c = 106.87	γ = 90

Symmetry
Space Group	P 2 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	PIXEL	DECTRIS PILATUS 6M		2012-05-04	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04-1	0.9795	Diamond	I04-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	2.109	50.63	91.9	0.108	0.148	0.1	0.993	7.7	3.3		22371

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.11	2.17			0.88	1.197	0.806	0.365		3

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	7QUZ	2.109	45.797	22358	1055	90.934	0.224	0.2206	0.2962	36.116

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]
1.529			-0.605		-0.924

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.866
r_dihedral_angle_3_deg	17.368
r_dihedral_angle_1_deg	9.808
r_lrange_it	4.273
r_lrange_other	4.242
r_scangle_it	2.284
r_scangle_other	2.284
r_mcangle_it	2.1
r_mcangle_other	2.1
r_angle_refined_deg	1.938
r_scbond_it	1.373
r_scbond_other	1.372
r_angle_other_deg	1.315
r_mcbond_it	1.28
r_mcbond_other	1.279
r_symmetry_xyhbond_nbd_refined	0.244
r_nbd_other	0.242
r_symmetry_nbd_refined	0.228
r_nbd_refined	0.205
r_symmetry_nbd_other	0.197
r_xyhbond_nbd_refined	0.173
r_nbtor_refined	0.168
r_symmetry_xyhbond_nbd_other	0.123
r_symmetry_nbtor_other	0.087
r_chiral_restr	0.076
r_bond_refined_d	0.011
r_gen_planes_refined	0.009
r_gen_planes_other	0.002
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2666
Nucleic Acid Atoms
Solvent Atoms	106
Heterogen Atoms	46

Software

Software
Software Name	Purpose
REFMAC	refinement
REFMAC	refinement
xia2	data reduction
Aimless	data scaling
PHASER	phasing