2PO7

Crystal structure of human ferrochelatase mutant with His 341 replaced by Cys

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	291	CRYSTALS WERE GROWN BY HANGING DROP VAPOR DIFFUSION USING 2 MICROLITER DROPS CONTAINING EQUAL VOLUMES OF PROTEIN SOLUTION (45 MG/ML IN 50 MM TRIS MOPS, 0.1M KCL, 1% NA- CHOLATE, 250 MM IMIDAZOLE, PH 8.1) AND PRECIPITANT SOLUTION (0.1 M HEPES PH 7.5, 0.2 M AMMONIUM SULFATE, 34% PEG 400, 0.1 M SODIUM PHOSPHATE)., pH 7.50, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.77	55.64

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 94.049	α = 90
b = 87.608	β = 90
c = 110.632	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	RIGAKU RAXIS IV	RIGAKU BLUE CONFOCAL	2001-06-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200	1.5418

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	2.2	50		0.068				41766

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	DIFFERENCE FOURIER	THROUGHOUT	1HRK	2.2	18.08	41001	2051	87.8	0.21	0.21	0.245	RANDOM

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]
5.626			2.117		-7.743

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	21.2
c_angle_deg	1.21
c_improper_angle_d	0.9
c_bond_d	0.006
c_mcbond_it
c_mcangle_it
c_scbond_it
c_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5704
Nucleic Acid Atoms
Solvent Atoms	426
Heterogen Atoms	182

Software

Software
Software Name	Purpose
CrystalClear	data collection
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.