1R0G

mercury-substituted rubredoxin

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4	293	ammonium sulfate, sodium acetate, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
1.95	36.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 64.323	α = 90
b = 64.323	β = 90
c = 32.607	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	298	IMAGE PLATE	RIGAKU RAXIS IIC	mirror		M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200	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	1.6	50	98.5	0.11	5.8	2.1	6532	6532

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)
	1.6	1.66	90		0.271	2.4	1.7	591

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	FOURIER SYNTHESIS	THROUGHOUT	1iro	1.6	16.07	6528	6223	305	100	0.15285	0.15112	0.18868	RANDOM	12.193

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]
-1.16	-0.58		-1.16		1.73

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.29
r_scangle_it	2.84
r_scbond_it	1.753
r_angle_refined_deg	1.275
r_mcangle_it	1.17
r_angle_other_deg	0.774
r_mcbond_it	0.627
r_symmetry_vdw_refined	0.247
r_nbd_other	0.232
r_symmetry_vdw_other	0.222
r_nbd_refined	0.207
r_symmetry_hbond_refined	0.126
r_xyhbond_nbd_refined	0.109
r_chiral_restr	0.089
r_nbtor_other	0.089
r_bond_refined_d	0.008
r_gen_planes_refined	0.004
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	422
Nucleic Acid Atoms
Solvent Atoms	52
Heterogen Atoms	1

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling