8KH2

Crystal structure of horse-spleen L-ferritin fused with amyloid beta peptide (1-42).

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1DAT

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	293.15	Ammonium sulfate (0.5-1.0M), Cadmium sulfate (12-20 mM)

Crystal Properties
Matthews coefficient	Solvent content
2.56	51.87

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 181.935	α = 90
b = 181.935	β = 90
c = 181.935	γ = 90

Symmetry
Space Group	F 4 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	93.1	PIXEL	RIGAKU HyPix-6000HE		2023-08-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU FR-E DW	1.542

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	CC (Half)	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	21.691	97.7	0.996	19.8	7.4		17564

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.05			0.977

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	2	21.691	17554	913	97.414	0.217	0.2152	0.2581	13.437

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
r_dihedral_angle_6_deg	17.112
r_dihedral_angle_3_deg	15.958
r_dihedral_angle_2_deg	9.106
r_lrange_it	6.897
r_lrange_other	6.722
r_dihedral_angle_1_deg	6.058
r_scangle_other	5.669
r_scangle_it	5.662
r_scbond_other	3.554
r_scbond_it	3.553
r_mcangle_it	3.031
r_mcangle_other	3.031
r_mcbond_it	1.954
r_mcbond_other	1.954
r_angle_refined_deg	1.938
r_angle_other_deg	0.653
r_symmetry_nbd_refined	0.301
r_nbd_refined	0.246
r_xyhbond_nbd_refined	0.195
r_nbtor_refined	0.19
r_symmetry_nbd_other	0.182
r_symmetry_metal_ion_refined	0.178
r_symmetry_xyhbond_nbd_refined	0.153
r_nbd_other	0.15
r_metal_ion_refined	0.139
r_chiral_restr	0.1
r_symmetry_nbtor_other	0.077
r_symmetry_xyhbond_nbd_other	0.066
r_bond_refined_d	0.013
r_gen_planes_refined	0.011
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1370
Nucleic Acid Atoms
Solvent Atoms	165
Heterogen Atoms	25

Software

Software
Software Name	Purpose
REFMAC	refinement
CrysalisPro	data collection
CrysalisPro	data reduction
Aimless	data scaling
MOLREP	phasing
Coot	model building