6QNG

Three dimensional structure of human carbonic anhydrase XII in complex with benzenesulfonamide

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.6	294	0.2M AMMONIUM ACETATE, 0.1M SODIUM CITRATE, PH 5.6, 31% PEG 4000, PROTEIN 10 MG/ML, 5-10 MM INHIBITOR (STOCK SOLUTION WAS DISSOLVED IN 100% DMSO)

Crystal Properties
Matthews coefficient	Solvent content
2.21	44.26

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 46.93	α = 82.09
b = 66.05	β = 84.41
c = 80.95	γ = 86.17

Symmetry
Space Group	P 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		2017-09-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BESSY BEAMLINE 14.1	0.918400	BESSY	14.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	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	1.67	65.33	80.5	0.168	5.6	3.3		89465			13.16

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.67	1.76	75.6		0.717	2	3.2

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1JD0	1.67	65.33	85012	4450	80.54	0.1952	0.19239	0.24973	RANDOM	17.337

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]
-0.59	-0.8	0.47	0.95	1.28	-0.06

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.64
r_dihedral_angle_4_deg	17.1
r_dihedral_angle_3_deg	13.949
r_dihedral_angle_1_deg	7.701
r_long_range_B_refined	5.007
r_long_range_B_other	4.9
r_scangle_other	3.195
r_mcangle_it	2.436
r_mcangle_other	2.436
r_scbond_it	2.027
r_scbond_other	2.027
r_angle_refined_deg	1.683
r_mcbond_it	1.55
r_mcbond_other	1.549
r_angle_other_deg	1.347
r_chiral_restr	0.091
r_bond_refined_d	0.01
r_gen_planes_refined	0.009
r_gen_planes_other	0.002
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8340
Nucleic Acid Atoms
Solvent Atoms	828
Heterogen Atoms	104

Software

Software
Software Name	Purpose
REFMAC	refinement
SCALA	data scaling