3W81

Human alpha-l-iduronidase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	288	18%(w/v) PEG 3350, 0.18M K/Na tartrate, 3%(w/v) PEG MME 5000, 0.02M ammonium sulfate, 0.01M MES-Na, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 288K

Crystal Properties
Matthews coefficient	Solvent content
3.31	62.86

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 259.225	α = 90
b = 259.225	β = 90
c = 71.835	γ = 120

Symmetry
Space Group	H 3

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		2009-10-12	M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	ADSC QUANTUM 315r		2011-02-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE AR-NW12A	1.0000	Photon Factory	AR-NW12A
2	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-17A	1.0084	Photon Factory	BL-17A

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	2.3	40	97.4	0.102	13.2	6.6	80187	78102		2	37.3

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	2.3	2.37	80.6		0.468	3	4.4	6661

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	SIRAS	THROUGHOUT	2.3	36.56	80187	74141	3900	97.22	0.1711	0.169	0.2099	RANDOM	34.508

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]
-1.37	-1.37		-1.37		4.44

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.055
r_dihedral_angle_4_deg	18.241
r_dihedral_angle_3_deg	14.591
r_dihedral_angle_1_deg	6.498
r_angle_refined_deg	1.579
r_chiral_restr	0.092
r_bond_refined_d	0.01
r_gen_planes_refined	0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
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_mcbond_it
r_mcbond_other
r_mcangle_it
r_scbond_it
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	9770
Nucleic Acid Atoms
Solvent Atoms	610
Heterogen Atoms	482

Software

Software
Software Name	Purpose
ADSC	data collection
SHARP	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling