2QZT

Crystal Structure of Sterol Carrier Protein 2 Like 2 (SCP2-L2) from Aedes Aegypti

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	296	2 microl protein @ 10mg/ml was mixed with 2microl mother liquor consisting of 1.6 M sodium citrate, 5% glycerol, 100 mM Hepes, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 296K

Crystal Properties
Matthews coefficient	Solvent content
2.42	49.09

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 45.36	α = 90
b = 56.44	β = 119.4
c = 50.61	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	263	CCD	BRUKER PROTEUM	Montel 200 multilayer graded mirrors	2006-07-13	M	SINGLE WAVELENGTH
2	1
3	1

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	BRUKER AXS MICROSTAR

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	98.8	0.073	25.8	3.5		24343			19

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)
	1.7	1.76	93.8		0.117	4.9	1.5	2304

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MIR	THROUGHOUT	1.7	25	24589	24120	1225	98.09	0.2	0.198	0.236	RANDOM	17.36

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]
-0.47		-0.54	0.61		-0.68

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.334
r_dihedral_angle_3_deg	13.737
r_dihedral_angle_4_deg	8.988
r_dihedral_angle_1_deg	5.037
r_scangle_it	2.276
r_mcangle_it	1.826
r_scbond_it	1.537
r_angle_refined_deg	1.425
r_mcbond_it	1.353
r_nbtor_refined	0.323
r_symmetry_hbond_refined	0.261
r_nbd_refined	0.231
r_xyhbond_nbd_refined	0.199
r_symmetry_vdw_refined	0.141
r_chiral_restr	0.098
r_bond_refined_d	0.014
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1629
Nucleic Acid Atoms
Solvent Atoms	204
Heterogen Atoms	54

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SHARP	phasing
SOLOMON	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
PROTEUM PLUS	data collection