5J9G

Structure of Lactobacillus acidophilus glyceraldehyde-3-phosphate dehydrogenase at 2.21 angstrom resolution

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4QX6

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH	7.4	295	10% w/v PEG 1000, 10% w/v PEG 8000

Crystal Properties
Matthews coefficient	Solvent content
2.41	48.96

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 114.99	α = 90
b = 114.99	β = 90
c = 113.3	γ = 90

Symmetry
Space Group	P 41 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	IMAGE PLATE	RIGAKU RAXIS IV++	VARIMAX HF	2015-03-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU FR-E SUPERBRIGHT	1.54178

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	2.21	38.33	99.9	0.093	0.999	16.5	17.2		38437			40.2

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	4QX6	2.21	38.33	35675	1708	97.29	0.20427	0.20325	0.2262	RANDOM	44.76

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]
-0.59			-0.59		1.17

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	42.279
r_dihedral_angle_4_deg	16.08
r_dihedral_angle_3_deg	12.569
r_dihedral_angle_1_deg	6.756
r_long_range_B_refined	2.824
r_long_range_B_other	2.798
r_angle_refined_deg	1.525
r_mcangle_it	1.487
r_mcangle_other	1.487
r_scangle_other	1.449
r_angle_other_deg	1.2
r_scbond_it	0.877
r_scbond_other	0.877
r_mcbond_other	0.865
r_mcbond_it	0.864
r_chiral_restr	0.101
r_bond_refined_d	0.012
r_gen_planes_refined	0.007
r_bond_other_d	0.004
r_gen_planes_other	0.003
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	5126
Nucleic Acid Atoms
Solvent Atoms	89
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
iMOSFLM	data reduction
Aimless	data scaling
PHASER	phasing