3H33

PpcC, A cytochrome c7 from Geobacter sulfurreducens

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.8	298	4:1 dilution of SaltRx-64 with water (2M ammonium sulfate, 0.08 M sodium acetate, pH 4.6), VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 79.2	α = 90
b = 79.2	β = 90
c = 67.1	γ = 90

Symmetry
Space Group	P 41 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	CUSTOM-MADE		2003-08-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	1.0332	APS	19-BM

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	2.25	50	99	0.057	44	8	19219	19219

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)
	2.25	2.33	99		0.314	7.1	7	1902

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	2.25	15	8938	940	94.32	0.20624	0.20253	0.24063	RANDOM	33.922

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]
-0.85			-0.85		1.7

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.834
r_scangle_it	4.258
r_scbond_it	2.778
r_mcangle_it	2.3
r_angle_refined_deg	1.904
r_mcbond_it	1.213
r_angle_other_deg	0.977
r_nbd_refined	0.411
r_symmetry_vdw_other	0.299
r_symmetry_vdw_refined	0.273
r_xyhbond_nbd_refined	0.271
r_nbd_other	0.235
r_chiral_restr	0.102
r_nbtor_other	0.085
r_symmetry_hbond_refined	0.08
r_metal_ion_refined	0.072
r_bond_refined_d	0.022
r_gen_planes_other	0.014
r_gen_planes_refined	0.011
r_bond_other_d	0.002
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	541
Nucleic Acid Atoms
Solvent Atoms	44
Heterogen Atoms	134

Software

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