1C1H

CRYSTAL STRUCTURE OF BACILLUS SUBTILIS FERROCHELATASE IN COMPLEX WITH N-METHYL MESOPORPHYRIN

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	293	PEG 2000, MAGNESIUM CHLORIDE, TRIS-HCL, pH 8.5, VAPOR DIFFUSION, SITTING DROP

Crystal Properties
Matthews coefficient	Solvent content
2.03	39.41

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 49.97	α = 90
b = 58.68	β = 90
c = 98.05	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	MAR scanner 345 mm plate		1999-03-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MAX II BEAMLINE I711		MAX II	I711

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	1.9	20	91.8	0.079	13.8	4.9	21988	21475	2	2	13.9

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)
	1.9	1.94	91.6		0.342

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION		THROUGHOUT	1.9	20	21988	21475	1042	97.7	0.181	0.181	0.181	0.231	RANDOM	18.1

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]
4.11			-0.1		-4.02

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	22
c_scangle_it	6.4
c_scbond_it	4.05
c_mcangle_it	2.74
c_mcbond_it	1.9
c_improper_angle_d	1.55
c_angle_deg	1.2
c_bond_d	0.005
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2495
Nucleic Acid Atoms
Solvent Atoms	338
Heterogen Atoms	50

Software

Software
Software Name	Purpose
X-PLOR	model building
CNS	refinement
MAR345	data collection
SCALEPACK	data scaling
X-PLOR	phasing