1XIV

Plasmodium falciparum lactate dehydrogenase complexed with 2-({4-chloro-[hydroxy(methoxy)methyl]cyclohexyl}amino)ethane-1,1,2-triol

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	291	MPD, Hepes, Imidazole, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.41	48.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 80.568	α = 90
b = 85.393	β = 90
c = 92.263	γ = 90

Symmetry
Space Group	I 2 2 2

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	MARRESEARCH		2001-05-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX14.1	1.488	SRS	PX14.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.7	30	95.3	0.058	23.2	4.5	35317	33657	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.7	1.78	92.2		0.207	5.3	4	4018

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1LDG	1.7	29.36	33009	31329	1680	93.46	0.14561	0.14561	0.14387	0.17884	RANDOM	13.233

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]
-0.17			0.59		-0.42

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	5.522
r_scangle_it	3.877
r_scbond_it	2.382
r_angle_refined_deg	1.435
r_mcangle_it	1.357
r_angle_other_deg	1.242
r_mcbond_it	0.752
r_nbd_refined	0.33
r_symmetry_vdw_other	0.301
r_nbd_other	0.238
r_xyhbond_nbd_refined	0.155
r_symmetry_hbond_refined	0.148
r_symmetry_vdw_refined	0.143
r_nbtor_other	0.086
r_chiral_restr	0.084
r_bond_refined_d	0.015
r_gen_planes_other	0.011
r_gen_planes_refined	0.008
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2320
Nucleic Acid Atoms
Solvent Atoms	360
Heterogen Atoms	23

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing