3JXU

Crystal structure of the human 70kDa heat shock protein 1A (Hsp70-1) ATPase domain in complex with ADP and inorganic phosphate


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1BA0PDB ENTRY 1BA0

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP5.52770.2M magnesium chloride hexahydrate, 0.1M bis-tris, 25% PEG 3350, pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.3247.03

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 46.013α = 90
b = 63.298β = 90
c = 144.197γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-rayCCDBruker Platinum 1352008-09-26MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODEOTHER1.54166

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge 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
12.1426.4398.30.06612.723808

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)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 1BA02.1410.5422346120598.460.208060.205240.26181RANDOM15.561
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]
0.010.01-0.02
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.682
r_dihedral_angle_4_deg20.186
r_dihedral_angle_3_deg14.842
r_dihedral_angle_1_deg5.738
r_scangle_it2.904
r_scbond_it1.745
r_angle_refined_deg1.407
r_mcangle_it1.13
r_angle_other_deg0.882
r_mcbond_it0.611
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.682
r_dihedral_angle_4_deg20.186
r_dihedral_angle_3_deg14.842
r_dihedral_angle_1_deg5.738
r_scangle_it2.904
r_scbond_it1.745
r_angle_refined_deg1.407
r_mcangle_it1.13
r_angle_other_deg0.882
r_mcbond_it0.611
r_mcbond_other0.123
r_chiral_restr0.074
r_bond_refined_d0.012
r_gen_planes_refined0.005
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2930
Nucleic Acid Atoms
Solvent Atoms202
Heterogen Atoms33

Software

Software
Software NamePurpose
MOLREPphasing
REFMACrefinement
SAINTdata reduction
XPREPdata reduction