1VLG

Crystal structure of Ferritin (TM1128) from Thermotoga maritima at 2.00 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6	277	2.4M (NH4)2SO4, 0.1M MES pH 6.0, VAPOR DIFFUSION,SITTING DROP,NANODROP, temperature 277K, pH 6.00

Crystal Properties
Matthews coefficient	Solvent content
3.2	61.28

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 175.634	α = 90
b = 175.634	β = 90
c = 354.843	γ = 120

Symmetry
Space Group	H 3 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC		2003-11-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.3.1		ALS	8.3.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	87.73	100	0.076	16.1	6.4		140898			38.06

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.05	100		0.612	2	5

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	MOLECULAR REPLACEMENT	THROUGHOUT	1EUM	2	87.73	133805	7069	99.9	0.18	0.178	0.218	RANDOM	23.15

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]
-0.69	-0.34		-0.69		1.03

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.38
r_dihedral_angle_4_deg	16.852
r_dihedral_angle_3_deg	14.941
r_scangle_it	7.741
r_scbond_it	5.979
r_dihedral_angle_1_deg	4.814
r_mcangle_it	3.042
r_mcbond_it	2.42
r_angle_refined_deg	1.288
r_angle_other_deg	0.803
r_mcbond_other	0.548
r_symmetry_vdw_other	0.224
r_nbd_refined	0.213
r_nbtor_refined	0.187
r_symmetry_vdw_refined	0.187
r_symmetry_hbond_refined	0.182
r_nbd_other	0.167
r_xyhbond_nbd_refined	0.156
r_nbtor_other	0.085
r_chiral_restr	0.078
r_xyhbond_nbd_other	0.07
r_bond_refined_d	0.014
r_metal_ion_refined	0.01
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_metal_ion_other
r_symmetry_hbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	10902
Nucleic Acid Atoms
Solvent Atoms	651
Heterogen Atoms	132

Software

Software
Software Name	Purpose
REFMAC	refinement
SCALA	data scaling
CNS	refinement
MOLREP	phasing
MOSFLM	data reduction
CCP4	data scaling
CNS	phasing