3A9F

Crystal structure of the C-terminal domain of cytochrome cz from Chlorobium tepidum

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4.5	293	1.4M ammonium sulfate, 2% PEG 400, 0.1M sodium citrate pH 4.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3.82	67.77

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 74.619	α = 90
b = 74.619	β = 90
c = 111.211	γ = 90

Symmetry
Space Group	I 41

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 210r		2007-12-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE AR-NW12A	1.0000	Photon Factory	AR-NW12A

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	1.3	50	98.4	0.048	71.5	7.7		73534

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	1.3	1.32	94.8		0.198	4.4	3.9

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.3	37.32	69589	3660	98.4	0.13891	0.13809	0.15454	RANDOM	26.13

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]
0.61			0.61		-1.22

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.232
r_dihedral_angle_4_deg	21.551
r_dihedral_angle_3_deg	10.801
r_dihedral_angle_1_deg	4.878
r_scangle_it	4.203
r_scbond_it	2.88
r_mcangle_it	2.259
r_mcbond_it	1.361
r_angle_refined_deg	1.351
r_rigid_bond_restr	1.276
r_chiral_restr	0.075
r_bond_refined_d	0.011
r_gen_planes_refined	0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1205
Nucleic Acid Atoms
Solvent Atoms	269
Heterogen Atoms	137

Software

Software
Software Name	Purpose
HKL-2000	data collection
OASIS	model building
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
OASIS	phasing