6Q3R

ASPERGILLUS ACULEATUS GALACTANASE

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		293	1 microL of AaGAL stock at 7.3 mg/ml concentration in 50 mM acetate pH 4.0 mixed with 3 microL reservoir solution equilibrated over 1.0 mL reservoir consisting of 0.1 M calcium chloride, 0.1 M sodium acetate pH 4.5 and 30 % PEG 3000 at room temperature.

Crystal Properties
Matthews coefficient	Solvent content
3.48	64.66

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 200.2	α = 90
b = 200.2	β = 90
c = 106.83	γ = 90

Symmetry
Space Group	I 41 2 2

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	MAR CCD 165 mm		2011-06-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MAX II BEAMLINE I911-2	1.03973	MAX II	I911-2

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	2.69	50	98.5	0.132	23.6	15.9		29998

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	2.69	2.76	94.3		0.595

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1FOB	2.69	47.17	28480	1517	98.46	0.14825	0.1449	0.21056	RANDOM	39.737

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]
0.04			0.04		-0.08

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.102
r_dihedral_angle_3_deg	14.873
r_dihedral_angle_4_deg	9.001
r_long_range_B_refined	7.105
r_long_range_B_other	7.105
r_dihedral_angle_1_deg	6.504
r_scangle_other	5.048
r_mcangle_it	3.722
r_mcangle_other	3.721
r_scbond_it	3.27
r_scbond_other	3.268
r_mcbond_it	2.528
r_mcbond_other	2.514
r_angle_refined_deg	1.766
r_angle_other_deg	1.031
r_chiral_restr	0.091
r_bond_refined_d	0.014
r_gen_planes_refined	0.007
r_bond_other_d	0.002
r_gen_planes_other	0.002
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_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5196
Nucleic Acid Atoms
Solvent Atoms	222
Heterogen Atoms	277

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing