1CHJ

STRUCTURAL STUDIES OF THE ROLES OF RESIDUES 82 AND 85 AT THE INTERACTIVE FACE OF CYTOCHROME C

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
1.92	36.08

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 36.6	α = 90
b = 36.6	β = 90
c = 138.3	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

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		1.9	6	2.5	4886			0.196

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
p_staggered_tor	23.1
p_orthonormal_tor	19.5
p_scangle_it	3.818
p_scbond_it	2.797
p_mcangle_it	1.979
p_planar_tor	1.9
p_mcbond_it	1.297
p_xhyhbond_nbd	0.239
p_multtor_nbd	0.22
p_singtor_nbd	0.216
p_chiral_restr	0.138
p_planar_d	0.046
p_angle_d	0.039
p_bond_d	0.019
p_plane_restr	0.012
p_angle_deg
p_hb_or_metal_coord
p_xyhbond_nbd
p_transverse_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	848
Nucleic Acid Atoms
Solvent Atoms	74
Heterogen Atoms	48

Software

Software
Software Name	Purpose
PROLSQ	refinement