8QH8

Human Carbonic Anhydrase II in complex with Lasamide (2,4-Dichloro 5-sulfamoyl benzoic acid)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		296	1.5 M sodium citrate, 20 mM Tris-HCl (pH 8.0)

Crystal Properties
Matthews coefficient	Solvent content
2.09	41.02

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.28	α = 90
b = 41.3	β = 104.37
c = 72.22	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 PILATUS 6M		2023-06-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ELETTRA BEAMLINE 11.2C	0.9718	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	0.91	69.962	83.6	0.059000000000000004	0.065	0.9990000000000001	11.98	5.4		115908

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	0.91	0.96			1.746	2.246	0.14300000000000002

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	FOURIER SYNTHESIS	THROUGHOUT	1.04	69.96	110339	5567	99.74	0.11934	0.11847	0.13657	RANDOM	12.11

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]
-0.8		-0.27	1.58		-0.57

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	19.49
r_long_range_B_refined	15.404
r_long_range_B_other	14.1
r_dihedral_angle_3_deg	12.986
r_scangle_other	8.538
r_dihedral_angle_1_deg	6.852
r_mcangle_other	6.544
r_mcangle_it	6.533
r_scbond_it	5.951
r_scbond_other	5.948
r_rigid_bond_restr	4.794
r_mcbond_it	4.542
r_mcbond_other	4.483
r_angle_refined_deg	1.784
r_angle_other_deg	0.704
r_chiral_restr	0.112
r_bond_refined_d	0.012
r_gen_planes_refined	0.012
r_gen_planes_other	0.006
r_bond_other_d	0.001
r_dihedral_angle_4_deg
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
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2044
Nucleic Acid Atoms
Solvent Atoms	317
Heterogen Atoms	16

Software

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