4JXU | pdb_00004jxu

Structure of aminotransferase ilvE2 from Sinorhizobium meliloti complexed with PLP

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4.2		200 mM NaCl, 100 mM Phosphate-citrate pH 4.2, 20 % PEG 8000, VAPOR DIFFUSION, SITTING DROP

Crystal Properties
Matthews coefficient	Solvent content
2.66	53.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 98.799	α = 90
b = 76.006	β = 90
c = 93.669	γ = 90

Symmetry
Space Group	P 21 21 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	CCD	MARMOSAIC 225 mm CCD		2012-11-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-F	0.97857	APS	21-ID-F

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	2.4	40	97.4	0.133	5.7	4.9		27658

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	2.4	2.44	98.8		0.776		4.9	1392

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.4	38.03	24472	1233	86.53	0.169	0.1667	0.1782	0.2124	0.2211	RANDOM	30.7262

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]
1.19			-0.54		-0.65

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.097
r_dihedral_angle_4_deg	17.73
r_dihedral_angle_3_deg	15.808
r_dihedral_angle_1_deg	6.096
r_angle_refined_deg	1.69
r_angle_other_deg	1.066
r_chiral_restr	0.097
r_bond_refined_d	0.015
r_gen_planes_refined	0.008
r_bond_other_d	0.005
r_gen_planes_other	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4363
Nucleic Acid Atoms
Solvent Atoms	162
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SHELX	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
SHELXD	phasing