6KLZ

Human Carbonic Anhydrase II V143I variant 00 atm CO2

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3U7C

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	293	1.3 M sodium citrate, 100 mM Tris-HCl

Crystal Properties
Matthews coefficient	Solvent content
2.11	41.59

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.209	α = 90
b = 41.316	β = 104.392
c = 72.177	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 270		2011-05-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CHESS BEAMLINE F1	0.9179	CHESS	F1

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	0.9	50	90	0.079	22.59	5.8		160412

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	0.9	0.92			0.456	2.65

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	FREE R-VALUE	3U7C	0.9	29.061	160206	7990	89.974	0.109	0.1081	0.1214	11.619

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]
-0.01		0.008	0.001		0.004

RMS Deviations
Key	Refinement Restraint Deviation
r_sphericity_free	67.574
r_dihedral_angle_2_deg	34.807
r_dihedral_angle_4_deg	22.317
r_sphericity_bonded	12.939
r_dihedral_angle_3_deg	10.91
r_mcangle_it	10.406
r_mcangle_other	10.406
r_lrange_it	8.919
r_lrange_other	8.759
r_dihedral_angle_1_deg	7.124
r_rigid_bond_restr	7.009
r_mcbond_it	6.803
r_mcbond_other	6.666
r_scangle_other	3.533
r_scangle_it	3.531
r_scbond_other	3.07
r_scbond_it	3.067
r_angle_refined_deg	2.763
r_angle_other_deg	1.67
r_symmetry_nbd_refined	0.383
r_nbd_other	0.336
r_nbd_refined	0.318
r_symmetry_xyhbond_nbd_refined	0.31
r_symmetry_nbd_other	0.209
r_xyhbond_nbd_refined	0.209
r_xyhbond_nbd_other	0.205
r_nbtor_refined	0.188
r_chiral_restr	0.171
r_symmetry_xyhbond_nbd_other	0.114
r_symmetry_nbtor_other	0.086
r_metal_ion_refined	0.071
r_bond_refined_d	0.034
r_gen_planes_refined	0.015
r_gen_planes_other	0.008
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2050
Nucleic Acid Atoms
Solvent Atoms	353
Heterogen Atoms	11

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
REFMAC	phasing