6R6J

Crystal structure of human carbonic anhydrase isozyme II 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	3HLJ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	291	Crystallization buffer: 0.1M sodium bicine (pH 9), 0.2M ammonium sulfate and 2M sodium malonate (pH 7)

Crystal Properties
Matthews coefficient	Solvent content
2.04	39.72

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 41.949	α = 90
b = 41.07	β = 104.14
c = 71.542	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	1.55	40.679	99	0.049	0.07	0.04	9.6	3.2	34169	34169

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	1.55	1.63	97		0.347	0.347	0.523	0.29	2.2	3

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	3HLJ	1.55	34.69	33894	3410	98.03	0.1915	0.188	0.2233	RANDOM	18.9587

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]
-0.05		0.06	-1.65		1.49

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.837
r_dihedral_angle_4_deg	20.236
r_dihedral_angle_3_deg	15.825
r_dihedral_angle_1_deg	7.459
r_mcangle_it	2.704
r_scbond_it	2.513
r_angle_refined_deg	1.917
r_mcbond_it	1.836
r_chiral_restr	0.14
r_gen_planes_refined	0.013

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.837
r_dihedral_angle_4_deg	20.236
r_dihedral_angle_3_deg	15.825
r_dihedral_angle_1_deg	7.459
r_mcangle_it	2.704
r_scbond_it	2.513
r_angle_refined_deg	1.917
r_mcbond_it	1.836
r_chiral_restr	0.14
r_gen_planes_refined	0.013
r_bond_refined_d	0.01

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2049
Nucleic Acid Atoms
Solvent Atoms	182
Heterogen Atoms	39

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
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.