6R71

Crystal structure of human carbonic anhydrase isozyme XII with 2-(benzenesulfonyl)-4-chloro-N-(2-hydroxyethyl)-5-sulfamoyl-benzamide

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1JD0

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.2	291	Crystallization buffer: 0.1M ammonium citrate (pH 7.2), 0.2 M ammonium sulfate and 26% PEG4000

Crystal Properties
Matthews coefficient	Solvent content
1.93	36.15

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 45.085	α = 90
b = 70.835	β = 105.5
c = 74.905	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	CCD	MARMOSAIC 225 mm CCD		2014-11-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MAX II BEAMLINE I911-3	0.91000	MAX II	I911-3

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym I (Observed)	Rrim I (All)	Rpim I (All)	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	2	37.034	95.7	0.102	0.121	0.047	12.1	6.3		29369

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Rrim I (All)	Rpim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.11	89.8		0.353	0.353	0.42	0.163	2.2	6.2

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	2	36.5	29349	2943	95.23	0.1584	0.1528	0.2096	RANDOM	16.2453

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]
0.6		-0.28	-0.07		-0.33

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.181
r_dihedral_angle_4_deg	17.326
r_dihedral_angle_3_deg	15.882
r_dihedral_angle_1_deg	7.279
r_mcangle_it	2.177
r_scbond_it	2.001
r_angle_refined_deg	1.517
r_mcbond_it	1.335
r_chiral_restr	0.111
r_gen_planes_refined	0.008

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.181
r_dihedral_angle_4_deg	17.326
r_dihedral_angle_3_deg	15.882
r_dihedral_angle_1_deg	7.279
r_mcangle_it	2.177
r_scbond_it	2.001
r_angle_refined_deg	1.517
r_mcbond_it	1.335
r_chiral_restr	0.111
r_gen_planes_refined	0.008
r_bond_refined_d	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4195
Nucleic Acid Atoms
Solvent Atoms	322
Heterogen Atoms	58

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
PDB_EXTRACT	data extraction
SCALA	data scaling
MOLREP	phasing
Coot	model building

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.