3M17

Crystal structure of human FcRn with a monomeric peptide inhibitor


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1EXUPDB ENTRY 1EXU

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
2VAPOR DIFFUSION, SITTING DROP4.22772uL protein:peptide with 2ul solution of 100mM sodium phosphate/citric acid, 20% PEG 3350, 8% ethanol, pH 4.2, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 114.32α = 90
b = 118.3β = 90
c = 248.33γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray2007-09-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 4.2.21.0ALS4.2.2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
12.641.198.75143451434-4
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.62.6997.8

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)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 1EXU2.641.1487254872526061000.264080.26080.32548RANDOM31.112
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]
0.02-0.580.56
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.761
r_dihedral_angle_3_deg17.564
r_dihedral_angle_4_deg17.337
r_dihedral_angle_1_deg5.177
r_angle_refined_deg0.962
r_nbtor_refined0.296
r_symmetry_vdw_refined0.176
r_nbd_refined0.175
r_xyhbond_nbd_refined0.125
r_symmetry_hbond_refined0.11
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.761
r_dihedral_angle_3_deg17.564
r_dihedral_angle_4_deg17.337
r_dihedral_angle_1_deg5.177
r_angle_refined_deg0.962
r_nbtor_refined0.296
r_symmetry_vdw_refined0.176
r_nbd_refined0.175
r_xyhbond_nbd_refined0.125
r_symmetry_hbond_refined0.11
r_chiral_restr0.066
r_bond_refined_d0.006
r_gen_planes_refined0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms11398
Nucleic Acid Atoms
Solvent Atoms183
Heterogen Atoms

Software

Software
Software NamePurpose
PHASERphasing
REFMACrefinement
d*TREKdata reduction
d*TREKdata scaling