3N72 | pdb_00003n72

Crystal Structure of Aha-1 from plasmodium falciparum, PFC0270w

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	293	10 mM Hepes, 30% PEG 2000 MME, 0.2 M Potassium thiocyanate, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
1.84	33.16

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.709	α = 90
b = 63.709	β = 90
c = 61.722	γ = 120

Symmetry
Space Group	P 31

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	RIGAKU RAXIS IV++		2010-04-19	M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	RIGAKU SATURN A200		2010-05-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU FR-E+ SUPERBRIGHT	1.5418
2	ROTATING ANODE	RIGAKU FR-E+ SUPERBRIGHT	1.5418

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	1.77	50	99.8	0.059	12.8	5.6	27299	27245			21.8

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)
	1.77	1.8	96.8		0.519	3.4	5.2	1318

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.77	50	25909	25855	1368	99.79	0.191	0.191	0.188	0.247	0.2317	RANDOM	21.758

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]
-0.04	-0.02		-0.04		0.06

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.276
r_dihedral_angle_4_deg	20.883
r_dihedral_angle_3_deg	14.117
r_dihedral_angle_1_deg	6.169
r_scangle_it	5.024
r_scbond_it	3.262
r_mcangle_it	2.029
r_rigid_bond_restr	1.569
r_angle_refined_deg	1.32
r_mcbond_it	1.165
r_chiral_restr	0.101
r_bond_refined_d	0.012
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2393
Nucleic Acid Atoms
Solvent Atoms	142
Heterogen Atoms	3

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SHELX	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
SHELXD	phasing