7QZX

Human Carbonic Anhydrase II in complex with 4-oxo-N-(4-sulfamoylphenethyl)-1,3,4,6,7,11b-hexahydro-2H-pyrazino[2,1-a]isoquinoline-2-carboxamide

X-RAY DIFFRACTION

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Crystallization

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

Crystal Properties
Matthews coefficient	Solvent content
2.11	41.82

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.47	α = 90
b = 41.77	β = 104.491
c = 72.1	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		2021-02-03	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	1.24	41.153	88.8	0.07	0.071	0.998	13.84	6.17		62450

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	1.24	1.27	46.3		0.704	0.732	0.766	2.18	4.56

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	1.24	41.153	62450	3082	88.772	0.16	0.1588	0.179	16.14

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]
-0.49		-0.112	0.419		0.113

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.216
r_dihedral_angle_4_deg	23.231
r_dihedral_angle_3_deg	11.91
r_dihedral_angle_1_deg	7.063
r_lrange_it	4.923
r_lrange_other	4.861
r_scangle_it	4.041
r_scangle_other	4.04
r_scbond_it	2.738
r_scbond_other	2.737
r_mcangle_it	2.476
r_mcangle_other	2.473
r_angle_refined_deg	1.907
r_mcbond_it	1.671
r_mcbond_other	1.651
r_angle_other_deg	1.472
r_symmetry_nbd_refined	0.267
r_nbd_other	0.258
r_nbd_refined	0.248
r_symmetry_nbd_other	0.198
r_nbtor_refined	0.177
r_xyhbond_nbd_refined	0.156
r_symmetry_xyhbond_nbd_refined	0.13
r_symmetry_xyhbond_nbd_other	0.123
r_chiral_restr	0.102
r_xyhbond_nbd_other	0.091
r_symmetry_nbtor_other	0.083
r_metal_ion_refined	0.058
r_bond_refined_d	0.014
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	2050
Nucleic Acid Atoms
Solvent Atoms	225
Heterogen Atoms	37

Software

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