9PUB | pdb_00009pub

Biotin-streptavidin binding


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3RY1 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP4.52941 micro-liter protein containing 3 mM Biotin in 10 mM Tris-HCl pH 7.0 mixed with 1 micro-liter 38% Ammonium Sulfate, 100 mM Na-Acetate pH 4.5, 200 mM NaCl at 21C (294 K)
Crystal Properties
Matthews coefficientSolvent content
2.1843.6

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 46.688α = 90
b = 94.415β = 90
c = 105.14γ = 90
Symmetry
Space GroupI 2 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2022-10-29MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL9-20.9600SSRLBL9-2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)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
10.9541.9496.80.0670.0670.01131.735140605
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
10.950.9779.33.0663.1560.7180.35418.1

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)Mean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE0.95341.886139680279396.6260.1310.1310.13160.14540.146311.402
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]
0.285-0.5150.23
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg26.795
r_dihedral_angle_4_deg18.883
r_dihedral_angle_3_deg11.696
r_dihedral_angle_1_deg7.74
r_rigid_bond_restr5.315
r_lrange_it2.3
r_lrange_other1.987
r_angle_refined_deg1.98
r_mcangle_other1.933
r_mcangle_it1.93
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg26.795
r_dihedral_angle_4_deg18.883
r_dihedral_angle_3_deg11.696
r_dihedral_angle_1_deg7.74
r_rigid_bond_restr5.315
r_lrange_it2.3
r_lrange_other1.987
r_angle_refined_deg1.98
r_mcangle_other1.933
r_mcangle_it1.93
r_scangle_other1.775
r_scangle_it1.774
r_mcbond_it1.544
r_mcbond_other1.528
r_scbond_it1.446
r_scbond_other1.445
r_symmetry_nbd_refined0.975
r_angle_other_deg0.74
r_nbd_other0.431
r_symmetry_xyhbond_nbd_refined0.238
r_nbd_refined0.222
r_symmetry_nbd_other0.218
r_nbtor_refined0.181
r_xyhbond_nbd_refined0.163
r_chiral_restr0.118
r_symmetry_nbtor_other0.082
r_symmetry_xyhbond_nbd_other0.025
r_bond_refined_d0.016
r_gen_planes_refined0.012
r_xyhbond_nbd_other0.011
r_bond_other_d0.004
r_gen_planes_other0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1815
Nucleic Acid Atoms
Solvent Atoms306
Heterogen Atoms38

Software

Software
Software NamePurpose
REFMACrefinement
Aimlessdata scaling
XDSdata reduction
PDB_EXTRACTdata extraction
REFMACphasing