3F7B | pdb_00003f7b

Crystal Structure of soluble domain of CA4 in complex with small molecule.

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.5	286	20% PEG 3350, 0.1M Na Acetate, 0.32M Ammonium sulfate , pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 286K

Crystal Properties
Matthews coefficient	Solvent content
3.04	59.59

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 125.91	α = 90
b = 128.556	β = 99.88
c = 46.365	γ = 90

Symmetry
Space Group	C 1 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	95	IMAGE PLATE	MAR scanner 345 mm plate	mirrors	2005-02-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200	1.54

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	2.05	19.68	91.7	0.059	18.6	2.56		41673	1	2	33.2

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)
	2.05	2.12	94.6		0.323	2.38	2.4	4299

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	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	PDB ENTRY 1ZNC	2.05	19.68	1	39564	39564	2094	91.58	0.2091	0.19368	0.19062	0.1881	0.25197	0.2466	RANDOM	30.158

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]
0.16		0.69	-0.61		0.69

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.501
r_dihedral_angle_3_deg	17.28
r_dihedral_angle_4_deg	11.268
r_dihedral_angle_1_deg	7.287
r_scangle_it	5.741
r_scbond_it	3.673
r_mcangle_it	2.372
r_angle_refined_deg	2.072
r_mcbond_it	1.371
r_chiral_restr	0.171
r_bond_refined_d	0.026
r_gen_planes_refined	0.011

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4002
Nucleic Acid Atoms
Solvent Atoms	263
Heterogen Atoms	58

Software

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