2IJ2

Atomic structure of the heme domain of flavocytochrome P450-BM3

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1BU7

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6	293	PEG and Magnesium sulphate, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.52	51.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 59.448	α = 90
b = 153.426	β = 94.72
c = 59.69	γ = 90

Symmetry
Space Group	P 1 21 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	CCD	ADSC QUANTUM 210		2004-06-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-1		ESRF	ID14-1

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	1.2	20	99.2	0.071	11.1		312598	312598

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1BU7	1.2	19.83	312598	312598	16593	99.2	0.1487	0.1487	0.14779	0.16561	RANDOM	16.713

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]
0.1		0.04	-0.14		0.04

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.217
r_dihedral_angle_4_deg	15.155
r_dihedral_angle_3_deg	12.254
r_sphericity_free	6.422
r_dihedral_angle_1_deg	6.025
r_sphericity_bonded	3.938
r_scangle_it	3.766
r_scbond_it	2.887
r_rigid_bond_restr	2.35
r_mcangle_it	2.056
r_mcbond_it	1.633
r_angle_refined_deg	1.517
r_angle_other_deg	0.884
r_mcbond_other	0.737
r_symmetry_vdw_other	0.297
r_nbd_refined	0.23
r_symmetry_hbond_refined	0.226
r_nbd_other	0.184
r_nbtor_refined	0.184
r_symmetry_vdw_refined	0.171
r_xyhbond_nbd_refined	0.159
r_chiral_restr	0.1
r_xyhbond_nbd_other	0.094
r_nbtor_other	0.084
r_bond_refined_d	0.013
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7337
Nucleic Acid Atoms
Solvent Atoms	1606
Heterogen Atoms	86

Software

Software
Software Name	Purpose
REFMAC	refinement
ADSC	data collection
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing