1CSX

REPLACEMENTS IN A CONSERVED LEUCINE CLUSTER IN THE HYDROPHOBIC HEME POCKET OF CYTOCHROME C

X-RAY DIFFRACTION

Crystallization

Crystal Properties
Matthews coefficient	Solvent content
1.89	34.86

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 36.5	α = 90
b = 36.5	β = 90
c = 136.63	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 (Depositor)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION		1.9	6	2	4223		55.3	0.192			15.4

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	21.5
p_orthonormal_tor	19.2
p_scangle_it	4.277
p_scbond_it	3.113
p_planar_tor	2.2
p_mcangle_it	1.817
p_mcbond_it	1.281
p_xhyhbond_nbd	0.228
p_singtor_nbd	0.216
p_multtor_nbd	0.195

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	849
Nucleic Acid Atoms
Solvent Atoms	77
Heterogen Atoms	48

Software

Software
Software Name	Purpose
PROLSQ	refinement

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.