2CL2

Endo-1,3(4)-beta-glucanase from Phanerochaete chrysosporium, solved using native sulfur SAD, exhibiting intact heptasaccharide glycosylation

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1			293	20% PEG 3350, 0.2 M AMMONIUM NITRATE AT 20 DEG C, CONTROLLED HUMIDITY

Crystal Properties
Matthews coefficient	Solvent content
2.3	45.9

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 38.302	α = 90
b = 47.408	β = 90
c = 152.194	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	77	CCD	MARRESEARCH		2005-05-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4		ESRF	ID14-4

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	47.14	99.6	0.05	53.7	19		19367		2.5

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)
1	2	2.11	98.8		0.1	27.5	18.8

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.35	45.27	51211	2739	87.8	0.145	0.143	0.1543	0.167	0.1773	RANDOM	8

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.513
r_dihedral_angle_4_deg	16.911
r_dihedral_angle_3_deg	10.168
r_dihedral_angle_1_deg	6.712
r_scangle_it	1.876
r_angle_refined_deg	1.714
r_scbond_it	1.304
r_mcangle_it	0.837
r_angle_other_deg	0.754
r_mcbond_it	0.657
r_nbd_refined	0.207
r_symmetry_vdw_other	0.205
r_nbd_other	0.197
r_symmetry_vdw_refined	0.19
r_nbtor_refined	0.177
r_symmetry_hbond_refined	0.136
r_xyhbond_nbd_refined	0.121
r_nbtor_other	0.086
r_chiral_restr	0.073
r_bond_refined_d	0.007
r_gen_planes_refined	0.005
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_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	2247
Nucleic Acid Atoms
Solvent Atoms	540
Heterogen Atoms	83

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
SHELX	phasing