3G5H | pdb_00003g5h

Crystallographic analysis of cytochrome P450 cyp121

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	277	Ammonium sulfate, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.64	53.46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 77.69	α = 90
b = 77.69	β = 90
c = 262.737	γ = 120

Symmetry
Space Group	P 65 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray		CCD	ADSC QUANTUM Q315r			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-2	0.997	ESRF	ID23-2

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		94.6	0.069	19.6	8.1	88013	88013

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	1.4	1.48	71.8		0.62	2.8	5.7	9517

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	THROUGHOUT	1.4	67.27	83383	4409	94.67	0.15246	0.15096	0.15	0.18061	0.18	RANDOM	15.078

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]
0.4	0.2		0.4		-0.6

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	28.01
r_dihedral_angle_4_deg	17.462
r_dihedral_angle_3_deg	12.415
r_dihedral_angle_1_deg	5.183
r_sphericity_free	4.837
r_scangle_it	3.738
r_sphericity_bonded	3.727
r_scbond_it	3.213
r_rigid_bond_restr	2.681
r_mcangle_it	1.703
r_angle_refined_deg	1.436
r_mcbond_it	1.2
r_nbtor_refined	0.313
r_nbd_refined	0.216
r_symmetry_hbond_refined	0.193
r_symmetry_vdw_refined	0.177
r_xyhbond_nbd_refined	0.157
r_chiral_restr	0.089
r_bond_refined_d	0.012
r_gen_planes_refined	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3031
Nucleic Acid Atoms
Solvent Atoms	683
Heterogen Atoms	72

Software

Software
Software Name	Purpose
ADSC	data collection
FFT	model building
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
FFT	phasing