4JBE

1.95 Angstrom Crystal Structure of Gamma-glutamyl phosphate Reductase from Saccharomonospora viridis.

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1O20	PDB ENTRY 1O20

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6	295	Protein: 8.3mg/mL, 0.5M Sodium cloride, 0.01M Tris-HCl pH 8.3; Screen: PACT (B11), 0.2M Calcium chloride, 0.1M MES pH 6.0, 20% (w/v) PEG 6000., VAPOR DIFFUSION, SITTING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.45	49.74

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 265.51	α = 90
b = 55.118	β = 91.18
c = 64.246	γ = 90

Symmetry
Space Group	C 1 2 1

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 300 mm CCD	Beryllium lenses	2013-01-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-G	0.97856	APS	21-ID-G

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	1.95	30	99.7	0.068	17.3	3.7	67453	67453		-3	27.8

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	1.95	1.98	100		0.548	2.6	3.8	3341

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1O20	1.95	29.73	64036	64036	3417	99.59	0.17004	0.17004	0.16797	0.17	0.20836	0.21	RANDOM	27.695

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]
-0.38		-0.99	2.86		-2.53

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	28.187
r_dihedral_angle_4_deg	14.007
r_dihedral_angle_3_deg	10.243
r_scangle_it	4.673
r_scbond_it	2.965
r_dihedral_angle_1_deg	2.937
r_mcangle_it	1.631
r_angle_refined_deg	1.345
r_mcbond_it	0.956
r_angle_other_deg	0.86

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6163
Nucleic Acid Atoms
Solvent Atoms	616
Heterogen Atoms	58

Software

Software
Software Name	Purpose
Blu-Ice	data collection
BALBES	phasing
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.