6MD6

CRYSTAL STRUCTURE ANALYSIS OF PLANT EXOHYDROLASE IN COMPLEX WITH METHYL 2-THIO-BETA-SOPHOROSIDE

X-RAY DIFFRACTION

---

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1IEQ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	277	75MM HEPES-NAOH PH7.0, 1.2% PEG 400, 1.7M AMMONIUM SULPHATE , VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K

Crystal Properties
Matthews coefficient	Solvent content
3.63	66.13

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 100.311	α = 90
b = 100.311	β = 90
c = 182.153	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	100	CCD	ADSC QUANTUM 210r	COLLIMATING MIRROR	2012-11-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	AUSTRALIAN SYNCHROTRON BEAMLINE MX1	0.9537	Australian Synchrotron	MX1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	1.68	48.36	99.7	0.076	0.074	39.19	29.2		101119		2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.68	1.78	99.3		0.76	0.75	4	28

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	1IEQ	1.68	46.13	101119	5311	99.91	0.13347	0.1321	0.15902	RANDOM	21.527

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]
-0.02			-0.02		0.03

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.549
r_dihedral_angle_4_deg	17.169
r_dihedral_angle_3_deg	12.974
r_long_range_B_refined	7.425
r_dihedral_angle_1_deg	6.915
r_long_range_B_other	6.858
r_scangle_other	4.013
r_scbond_it	2.843
r_scbond_other	2.843
r_angle_refined_deg	2.282
r_angle_other_deg	1.907
r_mcangle_it	1.891
r_mcangle_other	1.891
r_mcbond_it	1.28
r_mcbond_other	1.28
r_chiral_restr	0.126
r_bond_refined_d	0.02
r_gen_planes_refined	0.014
r_bond_other_d	0.001
r_gen_planes_other	0.001
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	4576
Nucleic Acid Atoms
Solvent Atoms	1003
Heterogen Atoms	172

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
MOLREP	phasing