2G38 | pdb_00002g38

A PE/PPE Protein Complex from Mycobacterium tuberculosis

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.6	295	14% iso-propanol, 0.07M sodium acetate, 0.14 M calcium dehydrate, 30% glycerol, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.04	39.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 40.862	α = 90
b = 46.758	β = 90
c = 283.125	γ = 90

Symmetry
Space Group	P 2 2 21

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 315		2005-12-07	M	SINGLE WAVELENGTH
2	1	x-ray		CCD	ADSC QUANTUM 315		2005-09-30	M	MAD
3	1
1,2	1

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.2	1.000	ALS	8.2.2
2	SYNCHROTRON	ALS BEAMLINE 8.2.2	0.97957, 0.97974, 0.9719	ALS	8.2.2

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	2.2	90	63.38	0.166	9.6	8.5	18249	18249

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	2.28	30		0.453	15.1	6.3

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	2.2	19.84	18191	17250	941	63.38	0.25046	0.24719	0.25	0.31181	0.32	RANDOM	20.449

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]
2.95			-0.66		-2.29

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.733
r_dihedral_angle_4_deg	18.107
r_dihedral_angle_3_deg	15.439
r_dihedral_angle_1_deg	3.498
r_scangle_it	3.38
r_mcangle_it	3.227
r_mcbond_it	2.651
r_scbond_it	2.23
r_angle_refined_deg	1.388
r_angle_other_deg	0.983
r_mcbond_other	0.55
r_symmetry_vdw_other	0.236
r_symmetry_vdw_refined	0.204
r_nbd_refined	0.198
r_nbtor_refined	0.169
r_symmetry_hbond_refined	0.16
r_nbd_other	0.159
r_xyhbond_nbd_refined	0.153
r_nbtor_other	0.085
r_chiral_restr	0.063
r_bond_refined_d	0.007
r_gen_planes_refined	0.002
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3915
Nucleic Acid Atoms
Solvent Atoms	72
Heterogen Atoms	2

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
MLPHARE	phasing
DM	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
BOS	data collection