1CS1

CYSTATHIONINE GAMMA-SYNTHASE (CGS) FROM ESCHERICHIA COLI


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1CL1PDB ENTRY 1CL1

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
17.4517% PEG400, 10% MPD, 0.1 M MES/NAOH (PH 7.45)
Crystal Properties
Matthews coefficientSolvent content
2.355

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 160.04α = 90
b = 61.3β = 104.18
c = 153.84γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCHMIRRORS1997-09-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONMPG/DESY, HAMBURG BEAMLINE BW6MPG/DESY, HAMBURGBW6

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
11.5886.90.0660.05823.42.7200884226.3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.51.5570.10.2050.2147.22.9

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 1CL11.58220088486.90.20.20.255RANDOM30.8
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_dihedral_angle_d25.02
x_angle_deg1.35
x_improper_angle_d0.76
x_bond_d0.009
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d25.02
x_angle_deg1.35
x_improper_angle_d0.76
x_bond_d0.009
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_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms11680
Nucleic Acid Atoms
Solvent Atoms1301
Heterogen Atoms11

Software

Software
Software NamePurpose
AMoREphasing
X-PLORrefinement
DENZOdata reduction
CCP4data scaling