2ZAW | pdb_00002zaw

Crystal Structure of Ferric Cytochrome P450cam Reconstituted with 6-Methyl-6-depropionated Hemin

X-RAY DIFFRACTION

---

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2CPP	PDB ENTRY 2CPP

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.4	298	14% PEG 8000, 50mM Tris-HCl, 250mM KCl, 1mM d-camphor, 10mM dithioerythritol(DTE), pH 7.4, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.71	54.69

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.675	α = 90
b = 63.675	β = 90
c = 250.272	γ = 90

Symmetry
Space Group	P 43 21 2

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	Bruker DIP-6040		2007-06-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL44XU	0.7	SPring-8	BL44XU

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	1.55	45.04	99.8	0.07	9.1	7.3	75813	75813			13.92

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)
	1.55	1.59	100		0.387	5.9	7.4	4929

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 (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 2CPP	1.55	45.04	75813	71925	3818	99.91	0.1563	0.15506	0.155	0.18005	0.1793	RANDOM	16.417

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.951
r_dihedral_angle_3_deg	13.253
r_dihedral_angle_4_deg	12.2
r_dihedral_angle_1_deg	5.468
r_scangle_it	2.476
r_scbond_it	1.573
r_angle_refined_deg	1.501
r_mcangle_it	1.087
r_mcbond_it	0.627
r_nbtor_refined	0.311
r_nbd_refined	0.233
r_symmetry_vdw_refined	0.204
r_metal_ion_refined	0.179
r_xyhbond_nbd_refined	0.119
r_chiral_restr	0.098
r_symmetry_hbond_refined	0.081
r_bond_refined_d	0.01
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3208
Nucleic Acid Atoms
Solvent Atoms	796
Heterogen Atoms	52

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
MOLREP	phasing