8Q7G

Human Carbonic Anhydrase I in complex with 3,4-dihydro-1H-benzo[c][1,2]oxaborinin-1-ol pH 7.0

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1JV0

Crystallization

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

Crystal Properties
Matthews coefficient	Solvent content
2.34	47.51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 62.36	α = 90
b = 71.64	β = 90
c = 121.3	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		2021-12-20	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)	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	1.43	43.89	100	0.068	0.071	0.999	16.04	11.2		101912

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	1.43	1.46	100		0.946	1.001	0.878	2.31	9.4

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	NONE	1.43	43.89	101912	4998	99.913	0.194	0.1927	0.2175	23.904

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]
-0.987			2.829		-1.842

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.424
r_dihedral_angle_4_deg	18.1
r_dihedral_angle_3_deg	12.76
r_dihedral_angle_1_deg	7.507
r_lrange_other	5.439
r_lrange_it	5.432
r_scangle_it	4.474
r_scangle_other	4.473
r_scbond_it	3.099
r_scbond_other	3.099
r_mcangle_it	2.665
r_mcangle_other	2.665
r_mcbond_it	2.029
r_mcbond_other	2.028
r_angle_refined_deg	1.818
r_angle_other_deg	1.483
r_nbd_refined	0.201
r_symmetry_nbd_refined	0.189
r_symmetry_nbd_other	0.187
r_nbtor_refined	0.17
r_nbd_other	0.16
r_xyhbond_nbd_refined	0.134
r_symmetry_xyhbond_nbd_refined	0.113
r_metal_ion_refined	0.108
r_chiral_restr	0.094
r_symmetry_nbtor_other	0.084
r_bond_refined_d	0.012
r_gen_planes_refined	0.011
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4020
Nucleic Acid Atoms
Solvent Atoms	386
Heterogen Atoms	30

Software

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