7QGF

Cubic Insulin SAD phasing at 14.2 keV

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		293	0.4 M NAPO4/NA2HPO4 PH 10.4, 0.001 M EDTA,30%ETHYLENE GLYCOL

Crystal Properties
Matthews coefficient	Solvent content
3.49

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.562	α = 90
b = 78.562	β = 90
c = 78.562	γ = 90

Symmetry
Space Group	I 21 3

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 2M	KB(horizontal), CRL (vertical)	2021-06-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-2	0.873	ESRF	ID23-2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim 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	1.2	55.5	99.4	0.106	0.107	1	21.96	46.65		48641

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.2	1.27	96.5		2.48	10.7	0.548	1.05	32.3

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	SAD	FREE R-VALUE	1.203	39.312	25028	1264	99.519	0.151	0.1506	0.1645	20.987

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_2_deg	42.852
r_dihedral_angle_3_deg	14.301
r_rigid_bond_restr	7.14
r_dihedral_angle_1_deg	6.552
r_scbond_other	5.28
r_scbond_it	5.276
r_lrange_it	4.99
r_lrange_other	4.267
r_scangle_it	3.761
r_scangle_other	3.756
r_angle_refined_deg	2.362
r_mcangle_it	2.17
r_mcangle_other	2.167
r_dihedral_angle_4_deg	2.039
r_mcbond_it	1.933
r_mcbond_other	1.895
r_angle_other_deg	1.71
r_nbd_other	0.317
r_nbd_refined	0.24
r_symmetry_xyhbond_nbd_refined	0.237
r_xyhbond_nbd_refined	0.215
r_nbtor_refined	0.184
r_symmetry_nbd_other	0.173
r_chiral_restr	0.137
r_symmetry_nbd_refined	0.122
r_symmetry_nbtor_other	0.084
r_bond_refined_d	0.021
r_gen_planes_refined	0.012
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	396
Nucleic Acid Atoms
Solvent Atoms	61
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
SHELXCD	phasing