3PGG

Crystal structure of cryptosporidium parvum u6 snrna-associated sm-like protein lsm5

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6.5	291	1.05 M NA CITRATE, 100 MM BISTRIS PH6.5, VAPOR DIFFUSION, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.73	54.88

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 101.163	α = 90
b = 101.163	β = 90
c = 49.092	γ = 120

Symmetry
Space Group	P 3 2 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	IMAGE PLATE	RIGAKU RAXIS IV++	VERIMAX HR	2005-11-25	M	SINGLE WAVELENGTH

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

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	2.14	50	99.9	0.056	0.056	54.88	10.9	16363	16363			48.8

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)
	2.14	2.18	84.9		0.795	0.795	2.87	10.7	866

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	2.14	50	15457	809	99.58	0.216	0.21398	0.25783	RANDOM	49.076

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]
-5.84			-5.84		11.68

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.889
r_dihedral_angle_4_deg	16.45
r_dihedral_angle_3_deg	16.031
r_dihedral_angle_1_deg	9.373
r_scangle_it	6.773
r_scbond_it	4.606
r_mcangle_it	3.186
r_mcbond_it	2.01
r_angle_refined_deg	1.298
r_chiral_restr	0.117
r_gen_planes_refined	0.017
r_bond_refined_d	0.015
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1154
Nucleic Acid Atoms
Solvent Atoms	27
Heterogen Atoms

Software

Software
Software Name	Purpose
SBC-Collect	data collection
PHASER	phasing
REFMAC	refinement
Coot	model building
HKL-2000	data reduction
HKL-2000	data scaling