1VM9

The X-ray Structure of the cys84ala cys85ala double mutant of the [2Fe-2S] Ferredoxin subunit of Toluene-4-Monooxygenase from Pseudomonas Mendocina KR1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	293	10 MG/ML PROTEIN, 0.100M MES-ACETATE, 0.16M MAGNESIUM CHLORIDE, 24 PERCENT W/V MEPEG 5000, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.01	38.67

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.51	α = 90
b = 52.4	β = 90
c = 83.556	γ = 90

Symmetry
Space Group	C 2 2 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	CCD	MAR CCD 165 mm	RH MIRROR	2004-02-27	M	SINGLE WAVELENGTH
2	1	x-ray	100	IMAGE PLATE	RIGAKU RAXIS IV	MULTILAYER	2004-03-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 32-ID	0.97924	APS	32-ID
2	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
1,2	1.48	50	99.9	0.055	32.5	13.6		16626

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)
	1.48	1.53	99.8		0.277	7.75	11.8

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.48	33.925	15761	838	99.66	0.156	0.15586	0.1548	0.1759	RANDOM	14.035

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]
0.288			0.692		-0.98

RMS Deviations
Key	Refinement Restraint Deviation
r_scangle_it	6.608
r_dihedral_angle_1_deg	6.121
r_scbond_it	4.24
r_scangle_other	2.973
r_mcangle_it	2.884
r_angle_refined_deg	2.427
r_mcbond_it	1.683
r_mcangle_other	1.399
r_angle_other_deg	0.995
r_scbond_other	0.975
r_mcbond_other	0.357
r_symmetry_vdw_other	0.272
r_symmetry_hbond_refined	0.257
r_nbd_other	0.255
r_xyhbond_nbd_refined	0.236
r_nbd_refined	0.194
r_nbtor_refined	0.178
r_symmetry_vdw_refined	0.173
r_chiral_restr	0.118
r_nbtor_other	0.088
Metal-ion: refined atoms	0.074
r_gen_planes_other	0.022
r_bond_refined_d	0.02
r_gen_planes_refined	0.014
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	845
Nucleic Acid Atoms
Solvent Atoms	133
Heterogen Atoms	18

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	phasing
RESOLVE	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction
HKL-2000	data scaling
ARP/wARP	model building