6ZPS

Structure of Unliganded MgGH51 a-L-Arabinofuranosidase Crystal Type 3 Collected at 2.75 A

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	10 mg/mL MgGH51 in 10 mM NaOAc pH 5.5, 100 mM NaCl mixed 2:1 with 1.8 M (NH4)2SO4, 0.1 M NaOAc, pH 5-6, 35% glycerol

Crystal Properties
Matthews coefficient	Solvent content
3.37	63.47

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 84.171	α = 90
b = 84.171	β = 90
c = 257.347	γ = 90

Symmetry
Space Group	P 43 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	80	PIXEL	DECTRIS PILATUS 2M		2019-12-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I23	2.755	Diamond	I23

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	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	1.79	257.35	84.4	0.012	0.999	35.1	70.2		74070

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.79	1.8	90.5		0.142	0.91	5.7	21.5

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	SAD	FREE R-VALUE	1.795	80.128	73955	3570	84.529	0.145	0.1438	0.1784	19.521

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]
0.389			0.389		-0.778

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.417
r_dihedral_angle_4_deg	16.855
r_dihedral_angle_3_deg	11.996
r_dihedral_angle_1_deg	7.071
r_lrange_it	5.181
r_lrange_other	4.853
r_scangle_it	4.009
r_scangle_other	4.008
r_scbond_it	2.806
r_scbond_other	2.805
r_mcangle_it	2.137
r_mcangle_other	2.137
r_angle_refined_deg	1.792
r_mcbond_it	1.588
r_mcbond_other	1.585
r_angle_other_deg	1.514
r_symmetry_xyhbond_nbd_other	0.481
r_xyhbond_nbd_refined	0.282
r_nbd_refined	0.231
r_nbd_other	0.196
r_symmetry_xyhbond_nbd_refined	0.184
r_symmetry_nbd_other	0.183
r_nbtor_refined	0.174
r_symmetry_nbd_refined	0.114
r_chiral_restr	0.097
r_symmetry_nbtor_other	0.084
r_bond_refined_d	0.013
r_gen_planes_refined	0.012
r_gen_planes_other	0.002
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4790
Nucleic Acid Atoms
Solvent Atoms	751
Heterogen Atoms	285

Software

Software
Software Name	Purpose
REFMAC	refinement
xia2	data processing
Aimless	data scaling
CRANK2	phasing