2V3B

Crystal structure of the electron transfer complex rubredoxin - rubredoxin reductase from Pseudomonas aeruginosa.

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2V3A	PDB ENTRY 2V3A AND 1BQ8
experimental model	PDB	1BQ8	PDB ENTRY 2V3A AND 1BQ8

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				0.2M KF, 20% PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
2.11	52.17

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 61.07	α = 90
b = 97.15	β = 90
c = 81.26	γ = 90

Symmetry
Space Group	P 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	MARRESEARCH		2007-10-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE BW7A		EMBL/DESY, HAMBURG	BW7A

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	2.3	50	90.6	0.1	12.1	3.8		19054		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	2.3	2.38	86.2		0.4	3	3.4

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2V3A AND 1BQ8	2.45	97.13	15866	891	91.1	0.185	0.181	0.18	0.246	0.24	RANDOM	29.65

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]
-0.22			0.21		0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.311
r_dihedral_angle_3_deg	14.62
r_dihedral_angle_4_deg	13.628
r_dihedral_angle_1_deg	5.551
r_scangle_it	1.407
r_angle_refined_deg	1.183
r_scbond_it	0.856
r_mcangle_it	0.613
r_mcbond_it	0.359
r_nbtor_refined	0.3
r_nbd_refined	0.183
r_symmetry_hbond_refined	0.164
r_symmetry_vdw_refined	0.148
r_xyhbond_nbd_refined	0.117
r_chiral_restr	0.075
r_bond_refined_d	0.008
r_gen_planes_refined	0.003
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3241
Nucleic Acid Atoms
Solvent Atoms	255
Heterogen Atoms	54

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
PHASER	phasing