4QIY | pdb_00004qiy

Crystal structure of human carbonic anhydrase isozyme II with inhibitor

X-RAY DIFFRACTION

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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	0.1M sodium BICINE, pH 9, 0.2M ammonium sulfate, 2M sodium malonate pH 7, VAPOR DIFFUSION, SITTING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2	38.2

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 73.594	α = 90
b = 41.206	β = 109.3
c = 84.047	γ = 90

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		2012-12-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PETRA III, EMBL c/o DESY BEAMLINE P13 (MX1)	0.826606	PETRA III, EMBL c/o DESY	P13 (MX1)

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	1.3	79.324	90.3	0.032	0.044	0.022	13	3.8		206964

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	1.3	1.37	89.6		0.286	0.286	0.4	0.2	2.7	3.8	30039

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3HLJ	1.3	69.46	206936	20560	90.24	0.155	0.151	0.1461	0.192	0.189	RANDOM	16.645

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]
0.35	-0.06	0.11	-0.42		0.14

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.231
r_dihedral_angle_4_deg	21.39
r_sphericity_free	17.064
r_dihedral_angle_3_deg	12.922
r_sphericity_bonded	9.743
r_rigid_bond_restr	9.493
r_dihedral_angle_1_deg	7.195
r_angle_refined_deg	2.286
r_chiral_restr	0.182
r_bond_refined_d	0.023
r_gen_planes_refined	0.017

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8191
Nucleic Acid Atoms
Solvent Atoms	1013
Heterogen Atoms	204

Software

Software
Software Name	Purpose
REFMAC	refinement
SCALA	data scaling
PDB_EXTRACT	data extraction
HKL-2000	data collection
XDS	data reduction
MOLREP	phasing