5GP4

Lactobacillus brevis CGMCC 1306 Glutamate decarboxylase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.5	287	10% W/V PEG 2000 MME, 100mM Sodium Acetate/Acetic acid, 200mM Ammonium Sulfate

Crystal Properties
Matthews coefficient	Solvent content
2.52	51.27

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 114.333	α = 90
b = 170.129	β = 90
c = 164.567	γ = 90

Symmetry
Space Group	C 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	82	CCD	ADSC QUANTUM 315r		2016-04-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NFPSS BEAMLINE BL18U	0.97851	NFPSS	BL18U

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	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	2.15	50.01	100	0.176	0.93	10.88	6.7		85974

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.15	2.23	100		0.7	0.84		6.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	1xey	2.16	48.543	81517	4290	99.32	0.18911	0.18694	0.23005	RANDOM	31.556

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]
0.34			-0.35		0.02

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.449
r_dihedral_angle_4_deg	23.705
r_dihedral_angle_3_deg	17.737
r_long_range_B_refined	6.988
r_long_range_B_other	6.988
r_dihedral_angle_1_deg	6.618
r_scangle_other	5.56
r_mcangle_other	4.254
r_mcangle_it	4.253
r_scbond_it	3.593
r_scbond_other	3.592
r_mcbond_it	2.869
r_mcbond_other	2.867
r_angle_refined_deg	1.983
r_angle_other_deg	1.188
r_chiral_restr	0.142
r_bond_refined_d	0.019
r_gen_planes_refined	0.01
r_bond_other_d	0.002
r_gen_planes_other	0.002
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_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	10498
Nucleic Acid Atoms
Solvent Atoms	185
Heterogen Atoms	45

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-3000	data collection
SCALEPACK	data scaling
PHASER	phasing
MERLOT	data processing