1U5C

Plasmodium falciparum lactate dehydrogenase complexed with 3,7-dihydroxynaphthalene-2-carboxylic acid and NAD+

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
2.36	47.44

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 80.225	α = 90
b = 86.017	β = 90
c = 91.07	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	MACSCIENCE	Mirrors	2001-09-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	ENRAF-NONIUS FR591	1.5418

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	2.6	30	97.6	0.127	7.1	7	10105	9848	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	2.6	2.69	99		0.294	3.1	3	992

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	2.65	29.36	9013	8572	441	95.28	0.1579	0.1579	0.15374	0.23945	RANDOM	14.362

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]
-1.52			1.65		-0.13

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.201
r_scangle_it	2.941
r_scbond_it	1.721
r_angle_refined_deg	1.587
r_mcangle_it	1.217
r_angle_other_deg	0.793
r_mcbond_it	0.653
r_nbd_refined	0.312
r_symmetry_vdw_other	0.277
r_nbd_other	0.237
r_symmetry_hbond_refined	0.22
r_xyhbond_nbd_refined	0.186
r_symmetry_vdw_refined	0.181
r_nbtor_other	0.087
r_chiral_restr	0.075
r_bond_refined_d	0.017
r_gen_planes_refined	0.005
r_gen_planes_other	0.004
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2305
Nucleic Acid Atoms
Solvent Atoms	132
Heterogen Atoms	59

Software

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