4KLC | pdb_00004klc

E343D/F110A Double mutant of human ferrochelatase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		291	sitting drop at 18 degrees centigrade. Precipitating solution consisted of 0.1 M Bis-Tris pH 6.8, 40 % penterythritol ethoxylate (15/4 EO/OH), VAPOR DIFFUSION, SITTING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
3.48	64.64

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 62.659	α = 90
b = 133.404	β = 90
c = 136.781	γ = 90

Symmetry
Space Group	P 21 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		CCD	MARMOSAIC 225 mm CCD		2010-09-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-BM	1.0	APS	22-BM

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.4	136.78	92.4			41013	37904	2	2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.4	136.78	45687	2255	97.78	0.26	0.25731	0.25505	0.25	0.29872	0.3	RANDOM	30.645

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]
2.04			-0.85		-1.19

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.513
r_dihedral_angle_4_deg	21.17
r_dihedral_angle_3_deg	18.104
r_dihedral_angle_1_deg	6.557
r_scangle_it	4.11
r_scbond_it	2.617
r_angle_refined_deg	1.845
r_mcangle_it	1.707
r_mcbond_it	0.912
r_chiral_restr	0.11
r_bond_refined_d	0.02
r_gen_planes_refined	0.009
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
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	5768
Nucleic Acid Atoms
Solvent Atoms	308
Heterogen Atoms	100

Software

Software
Software Name	Purpose
REFMAC	refinement