2O2Y

The crystal structure of P. falciparum enoyl acyl carrier protein reductase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	290	19.5% w/v PEG 3350, 200mM KI, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Properties
Matthews coefficient	Solvent content
2.17	43.36

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 88.184	α = 90
b = 82.368	β = 90.77
c = 94.824	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 4	mirror	2002-09-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX14.1	0.9600	SRS	PX14.1

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	2.2	50	97.2	0.095		3.1	77321	77321	2	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)
1	2.2	2.26	94.7		0.395

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1D7O	2.2	30	64111	3374	97.73	0.20211	0.19978	0.24562	RANDOM	19.084

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]
1.7		-1.75	-1.39		-0.36

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.752
r_dihedral_angle_4_deg	18.417
r_dihedral_angle_3_deg	15.406
r_dihedral_angle_1_deg	5.969
r_scangle_it	2.1
r_scbond_it	1.387
r_angle_refined_deg	1.286
r_angle_other_deg	0.783
r_mcangle_it	0.615
r_mcbond_it	0.397
r_symmetry_vdw_refined	0.203
r_nbd_refined	0.2
r_symmetry_hbond_refined	0.192
r_nbtor_refined	0.182
r_nbd_other	0.178
r_xyhbond_nbd_refined	0.164
r_symmetry_vdw_other	0.157
r_mcbond_other	0.133
r_nbtor_other	0.085
r_chiral_restr	0.068
r_bond_refined_d	0.01
r_gen_planes_refined	0.004
r_bond_other_d	0.003
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9161
Nucleic Acid Atoms
Solvent Atoms	495
Heterogen Atoms	253

Software

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