3JWP

Crystal structure of Plasmodium falciparum SIR2A (PF13_0152) in complex with AMP

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				17 % PEG 3350, 0.1 M NaCitrate pH 5.7, 0.1 mM beta-OG, 2.6 mM AMP, 2.6 mM peptide(SGRGKacGGKacGLGKacGGAKacRHR)

Crystal Properties
Matthews coefficient	Solvent content
2.49	50.56

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 106.564	α = 90
b = 106.564	β = 90
c = 44.968	γ = 120

Symmetry
Space Group	P 6

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 210		2009-05-01	M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	ADSC QUANTUM 210		2009-05-01	M	SINGLE WAVELENGTH
1,2	1

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CHESS BEAMLINE A1	.978	CHESS	A1
2	SYNCHROTRON	CHESS BEAMLINE A1	.978	CHESS	A1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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
1,2	2.65	50	99.8	0.094	0.078	8.9	7.6	10263	10243			81.3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1,2	2.65	2.7	100		0.936	0.914	2.05	6.6	410

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.65	34.88	8666	8584	406	99.05	0.209	0.209	0.206	0.274	RANDOM	33.138

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]
0.13	0.07		0.13		-0.2

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.069
r_dihedral_angle_4_deg	25.986
r_dihedral_angle_3_deg	16.001
r_dihedral_angle_1_deg	5.389
r_scangle_it	1.304
r_angle_refined_deg	1.103
r_angle_other_deg	0.814
r_scbond_it	0.798
r_mcangle_it	0.538
r_mcbond_it	0.285

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.069
r_dihedral_angle_4_deg	25.986
r_dihedral_angle_3_deg	16.001
r_dihedral_angle_1_deg	5.389
r_scangle_it	1.304
r_angle_refined_deg	1.103
r_angle_other_deg	0.814
r_scbond_it	0.798
r_mcangle_it	0.538
r_mcbond_it	0.285
r_chiral_restr	0.057
r_mcbond_other	0.041
r_bond_refined_d	0.007
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1888
Nucleic Acid Atoms
Solvent Atoms	3
Heterogen Atoms	34

Software

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

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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.