6XWZ

Carbonic Anhydrase II-mediated hydrolysis of selenolester

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	296	solution of 1.5-1.7 M sodium citrate, 0.1 M Tris pH 8.0

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.34

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.336	α = 90
b = 41.311	β = 104.259
c = 72.457	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	PIXEL	DECTRIS PILATUS3 S 6M		2019-07-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ELETTRA BEAMLINE 11.2C	1.000	ELETTRA	11.2C

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	1.38	41.31	99.8	0.89	11.1	31		50482

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	1.38	1.4			0.82

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	NONE	4FIK	1.38	41.065	50452	2485	99.708	0.181	0.1804	0.2042	16.639

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]
-0.574		0.007	-0.229		0.708

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.419
r_dihedral_angle_4_deg	22.879
r_dihedral_angle_3_deg	12.8
r_dihedral_angle_1_deg	7.242
r_lrange_other	4.538
r_lrange_it	4.536
r_scangle_it	3.807
r_scangle_other	3.806
r_scbond_it	2.543
r_scbond_other	2.541
r_mcangle_it	2.297
r_mcangle_other	2.296
r_angle_refined_deg	1.832
r_mcbond_it	1.559
r_mcbond_other	1.548
r_angle_other_deg	1.457
r_symmetry_xyhbond_nbd_refined	0.254
r_nbd_refined	0.245
r_symmetry_nbd_other	0.192
r_xyhbond_nbd_refined	0.192
r_nbd_other	0.186
r_nbtor_refined	0.174
r_symmetry_nbd_refined	0.172
r_symmetry_xyhbond_nbd_other	0.129
r_chiral_restr	0.098
r_symmetry_nbtor_other	0.082
r_metal_ion_refined	0.036
r_bond_refined_d	0.013
r_gen_planes_refined	0.012
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2030
Nucleic Acid Atoms
Solvent Atoms	168
Heterogen Atoms	14

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
Aimless	data scaling
REFMAC	phasing