3B51

Ni,Fe-CODH-600 mV state

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	289	PEG3350, (NH4)2SO4, Bis-Tris, sodium dithionite, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
1.98	38.02

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 111.75	α = 90
b = 74.66	β = 111.28
c = 70.65	γ = 90

Symmetry
Space Group	C 1 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	MARRESEARCH	Osmic mirrors	2007-05-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	ENRAF-NONIUS FR571	1.5418

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	1.4	27.9	97.8	0.066	15.72			104078		-3	14.233

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)
	1.4	1.45	85.8		0.188	3.5

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION		THROUGHOUT	1.4	27.9	104078	5229	97.93	0.158	0.157	0.183	RANDOM	8.523

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]
-0.36		-0.27	0.08		0.08

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.545
r_dihedral_angle_4_deg	18.661
r_dihedral_angle_3_deg	12.029
r_dihedral_angle_1_deg	5.75
r_sphericity_bonded	2.765
r_scangle_it	2.269
r_angle_refined_deg	1.91
r_rigid_bond_restr	1.855
r_angle_other_deg	1.741
r_scbond_it	1.645
r_mcangle_it	0.781
r_mcbond_it	0.686
r_symmetry_vdw_other	0.253
r_nbd_refined	0.211
r_nbd_other	0.193
r_nbtor_refined	0.169
r_symmetry_vdw_refined	0.161
r_symmetry_hbond_refined	0.156
r_metal_ion_refined	0.149
r_xyhbond_nbd_refined	0.132
r_mcbond_other	0.126
r_chiral_restr	0.096
r_nbtor_other	0.087
r_bond_other_d	0.018
r_bond_refined_d	0.016
r_xyhbond_nbd_other	0.007
r_gen_planes_refined	0.004
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4750
Nucleic Acid Atoms
Solvent Atoms	884
Heterogen Atoms	22

Software

Software
Software Name	Purpose
XSCALE	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345dtb	data collection
CNS	phasing