3P3H

Human carbonic anhydrase II in complex with p-(5-ferrocenyl-1H-1,2,3-triazol-1-yl)benzenesulfonamide

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	9.5	289	2.6M ammonium sulfate, 0.1M glycine, pH 9.5, VAPOR DIFFUSION, HANGING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.54

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.456	α = 90
b = 41.574	β = 104.81
c = 72.226	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	ADSC QUANTUM 210r		2008-11-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	AUSTRALIAN SYNCHROTRON BEAMLINE MX1	0.957	Australian Synchrotron	MX1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.5	22.92	99.6	0.059		4		39283			11.3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.5	1.54	98.5		0.174		3.9	2700

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	FOURIER SYNTHESIS	THROUGHOUT	3HKN	1.5	22.92	37150	1969	99.63	0.17721	0.17598	0.20055	RANDOM	7.12

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.041
r_dihedral_angle_4_deg	19.776
r_dihedral_angle_3_deg	12.492
r_dihedral_angle_1_deg	6.291
r_scangle_it	2.653
r_scbond_it	1.676
r_angle_refined_deg	1.251
r_mcangle_it	0.992
r_mcbond_it	0.574
r_nbtor_refined	0.309

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.041
r_dihedral_angle_4_deg	19.776
r_dihedral_angle_3_deg	12.492
r_dihedral_angle_1_deg	6.291
r_scangle_it	2.653
r_scbond_it	1.676
r_angle_refined_deg	1.251
r_mcangle_it	0.992
r_mcbond_it	0.574
r_nbtor_refined	0.309
r_symmetry_vdw_refined	0.231
r_nbd_refined	0.194
r_xyhbond_nbd_refined	0.118
r_symmetry_hbond_refined	0.099
r_chiral_restr	0.086
r_metal_ion_refined	0.047
r_bond_refined_d	0.011
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2059
Nucleic Acid Atoms
Solvent Atoms	369
Heterogen Atoms	33

Software

Software
Software Name	Purpose
Blu-Ice	data collection
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.