3GSB

CRYSTAL STRUCTURE OF GLUTAMATE-1-SEMIALDEHYDE AMINOMUTASE IN COMPLEX WITH GABACULINE


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelOtherGSAT WILD-TYPE (NATIVE) STRUCTURE

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1750MM NA-CACODYLATE BUFFER PH 7.0, 200 MM MG-ACETATE, 19.5% PEG 10,000, SOAKING CONDITIONS: 3MM GABACULINE FOR 4 DAYS
Crystal Properties
Matthews coefficientSolvent content
2.450

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 68.6α = 90
b = 108.6β = 90
c = 123.5γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray273IMAGE PLATEMARRESEARCH1995-09-18MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODEELLIOTT GX-21

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
1315980.1146.23.11866232
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
33.1696.40.4121.83.1

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONGSAT WILD-TYPE (NATIVE) STRUCTURE31518662980.1590.1590.2529.6
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]
RMS Deviations
KeyRefinement Restraint Deviation
x_scbond_it6
x_mcbond_it3
x_scangle_it3
x_mcangle_it2
x_angle_deg1.98
x_bond_d0.012
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
RMS Deviations
KeyRefinement Restraint Deviation
x_scbond_it6
x_mcbond_it3
x_scangle_it3
x_mcangle_it2
x_angle_deg1.98
x_bond_d0.012
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d
x_improper_angle_d_na
x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6402
Nucleic Acid Atoms
Solvent Atoms157
Heterogen Atoms42

Software

Software
Software NamePurpose
CCP4model building
X-PLORrefinement
MOSFLMdata reduction
CCP4data scaling
CCP4phasing