7QOB

Human Carbonic Anhydrase I in complex with benzoselenoate

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	9	293	28-31% PEG4000, 0.2 M Sodium acetate, 0.1 M Tris pH 8.5-9.0

Crystal Properties
Matthews coefficient	Solvent content
2.31	46.67

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 62.08	α = 90
b = 70.64	β = 90
c = 121.63	γ = 90

Symmetry
Space Group	P 21 21 21

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 PILATUS 6M		2019-07-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ELETTRA BEAMLINE 11.2C	1.0	ELETTRA	11.2C

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	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	1.8	40.54	99.8	0.135	0.147	0.061	0.78	8.8	10.6		50254

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	1.8	1.84	99.2		0.798		10

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	1JV0	1.8	37.033	50111	2375	99.482	0.207	0.205	0.2431	28.971

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]
-1.459			3.847		-2.389

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.433
r_dihedral_angle_4_deg	18.943
r_dihedral_angle_3_deg	15.258
r_dihedral_angle_1_deg	7.774
r_lrange_other	5.795
r_lrange_it	5.791
r_scangle_it	4.466
r_scangle_other	4.466
r_mcangle_it	3.158
r_mcangle_other	3.158
r_scbond_it	2.922
r_scbond_other	2.921
r_mcbond_it	2.26
r_mcbond_other	2.244
r_angle_refined_deg	1.7
r_angle_other_deg	1.306
r_nbd_other	0.244
r_symmetry_nbd_refined	0.211
r_nbd_refined	0.193
r_symmetry_nbd_other	0.181
r_nbtor_refined	0.164
r_symmetry_xyhbond_nbd_refined	0.143
r_xyhbond_nbd_refined	0.126
r_symmetry_xyhbond_nbd_other	0.113
r_symmetry_nbtor_other	0.079
r_chiral_restr	0.075
r_metal_ion_refined	0.016
r_bond_refined_d	0.009
r_gen_planes_refined	0.008
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4016
Nucleic Acid Atoms
Solvent Atoms	240
Heterogen Atoms	20

Software

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