4TTT

Crystal structure of an O2-tolerant [NiFe]-hydrogenase from Ralstonia eutropha in its as-isolated form - oxidized state 3

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION		282	20-30% PEG3350, 100 mM Bis-Tris

Crystal Properties
Matthews coefficient	Solvent content
2.11	41.63

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 72.774	α = 90
b = 95.57	β = 90
c = 119.228	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	100	PIXEL	DECTRIS PILATUS 6M-F	MIRROR	2013-02-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29	0.968630	ESRF	ID29

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.72	47.78	99.9	9.3	4.8	88794	84252

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.72	1.81	99.7		2.6	4.7

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	3RGW	1.72	47.83	84252	4447	99.79	0.13554	0.134	0.16458	RANDOM	27.224

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]
-0.5			-0.14		0.64

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.741
r_sphericity_free	23.921
r_dihedral_angle_4_deg	15.013
r_dihedral_angle_3_deg	11.889
r_sphericity_bonded	11.153
r_dihedral_angle_1_deg	5.614
r_long_range_B_refined	2.915
r_long_range_B_other	2.568
r_mcangle_it	1.89
r_mcangle_other	1.89
r_scangle_other	1.796
r_rigid_bond_restr	1.65
r_mcbond_it	1.485
r_mcbond_other	1.485
r_scbond_it	1.482
r_scbond_other	1.482
r_angle_refined_deg	1.155
r_angle_other_deg	0.9
r_chiral_restr	0.066
r_bond_refined_d	0.007
r_gen_planes_refined	0.005
r_bond_other_d	0.002
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

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6794
Nucleic Acid Atoms
Solvent Atoms	612
Heterogen Atoms	41

Software

Software
Software Name	Purpose
REFMAC	refinement