6H6S

Sad phasing on nickel-substituted human carbonic anhydrase II

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8	293	100 mM HEPES, 2.9 M ammonium sulfate

Crystal Properties
Matthews coefficient	Solvent content
2.06	40.25

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 73.48	α = 90
b = 41.18	β = 109.25
c = 84.04	γ = 90

Symmetry
Space Group	P 1 21 1

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 QUANTUM 315r		2018-02-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	1.48306	ESRF	ID23-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	1.45	45.34	93.8	0.044	0.999	12.6	3.1		154486

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.45	1.54	83.7		0.29	0.93		2.4

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.45	45.34	76886	4047	95.6	0.15243	0.14973	0.20365	RANDOM	16.416

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]
0.29		0.06	-0.6		0.22

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.499
r_sphericity_free	22.124
r_dihedral_angle_4_deg	20.943
r_dihedral_angle_3_deg	12.745
r_sphericity_bonded	11.88
r_dihedral_angle_1_deg	7.334
r_long_range_B_refined	4.212
r_long_range_B_other	4.05
r_rigid_bond_restr	3.95
r_scangle_other	3.868
r_scbond_it	3.541
r_scbond_other	3.54
r_mcangle_other	2.493
r_mcangle_it	2.491
r_mcbond_it	2.119
r_mcbond_other	2.115
r_angle_refined_deg	1.901
r_angle_other_deg	1.077
r_chiral_restr	0.102
r_bond_refined_d	0.017
r_gen_planes_refined	0.013
r_bond_other_d	0.001
r_gen_planes_other	0.001
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

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4116
Nucleic Acid Atoms
Solvent Atoms	672
Heterogen Atoms	4

Software

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