2PBO

E27Q mutant of EXO-B-(1,3)-Glucanase from Candida Albicans at 1.85 A

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.3	293	PEG 8000, Hepes, CaCl2, pH 7.3, temperature 293K, VAPOR DIFFUSION, HANGING DROP

Crystal Properties
Matthews coefficient	Solvent content
2.06	40.39

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60	α = 90
b = 65.17	β = 90
c = 96.69	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	293	IMAGE PLATE	MAR scanner 345 mm plate		1998-11-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200	1.5418

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	1.8	30	91.1	0.04	13.4		35506	32687

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)
	1.8	1.86	91.6		0.144			3241

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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 1EQP	1.85	16.44	35506	30063	1232	91.08	0.131	0.13	0.158	RANDOM	14.537

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	37.452
r_dihedral_angle_4_deg	17.273
r_dihedral_angle_3_deg	11.466
r_dihedral_angle_1_deg	5.801
r_scangle_it	3.5
r_scbond_it	2.279
r_mcangle_it	1.448
r_angle_refined_deg	1.231
r_angle_other_deg	0.931
r_mcbond_it	0.881
r_symmetry_hbond_refined	0.277
r_symmetry_vdw_other	0.238
r_symmetry_vdw_refined	0.234
r_nbd_refined	0.21
r_mcbond_other	0.209
r_nbd_other	0.195
r_nbtor_refined	0.186
r_xyhbond_nbd_refined	0.174
r_nbtor_other	0.088
r_chiral_restr	0.081
r_bond_refined_d	0.011
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3229
Nucleic Acid Atoms
Solvent Atoms	329
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
AMoRE	phasing