6I1J | pdb_00006i1j

Selective formation of trinuclear transition metal centers in a trimeric helical peptide

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	293	0.09 M TRIS pH 8.5, 0.18 M LiSO4, 36% v/v PEG400, 5% v/v Jeffamine M-600

Crystal Properties
Matthews coefficient	Solvent content
2.05	39.92

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 30.517	α = 90
b = 30.517	β = 90
c = 106.035	γ = 120

Symmetry
Space Group	P 63 2 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	PIXEL	DECTRIS PILATUS3 6M		2017-02-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID30B	1.34765	ESRF	ID30B

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	Rpim I (All)	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	2.35	23.64	99.9	0.011	1	27.2	29.6		1493

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.35	2.54	100		0.424	0.916	1.9	31

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 (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.35	23.64	1338	139	99.8	0.26739	0.26586	0.27	0.28441	0.34	RANDOM	119.165

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]
3.83	1.92		3.83		-12.43

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	45.625
r_dihedral_angle_3_deg	22.196
r_scangle_other	15.372
r_mcangle_it	13.774
r_mcangle_other	13.755
r_scbond_it	10.167
r_mcbond_it	10.153
r_mcbond_other	10.141
r_scbond_other	10.122
r_dihedral_angle_1_deg	5.781
r_angle_refined_deg	1.48
r_angle_other_deg	1.42
r_chiral_restr	0.057
r_bond_refined_d	0.011
r_gen_planes_other	0.011
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_dihedral_angle_4_deg
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_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	229
Nucleic Acid Atoms
Solvent Atoms	3
Heterogen Atoms	1

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
Arcimboldo	phasing
CRANK2	phasing