8T6V

Cryo-EM structure of human Anion Exchanger 1 bound to 4,4'-Diisothiocyanatostilbene-2,2'-Disulfonic Acid (DIDS)


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
r_long_range_B_refined31.589
r_long_range_B_other31.576
r_scangle_other26.478
r_mcangle_it20.942
r_mcangle_other20.942
r_scbond_it19.524
r_scbond_other19.522
r_mcbond_it16.152
r_mcbond_other16.141
r_dihedral_angle_3_deg15.664
RMS Deviations
KeyRefinement Restraint Deviation
r_long_range_B_refined31.589
r_long_range_B_other31.576
r_scangle_other26.478
r_mcangle_it20.942
r_mcangle_other20.942
r_scbond_it19.524
r_scbond_other19.522
r_mcbond_it16.152
r_mcbond_other16.141
r_dihedral_angle_3_deg15.664
r_dihedral_angle_2_deg14.41
r_dihedral_angle_1_deg5.326
r_angle_refined_deg1.359
r_angle_other_deg0.44
r_chiral_restr0.069
r_bond_refined_d0.009
r_gen_planes_refined0.007
r_gen_planes_other0.001
r_bond_other_d
r_dihedral_angle_4_deg
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Sample
Dimeric anion exchanger 1 (SLC4A1)
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentLEICA EM GP
Cryogen NameETHANE
Sample Vitrification DetailsBlot force 3 for 3-5 seconds was used and subsequent grids were screened for ice thickness prior to data collection
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles914784
Reported Resolution (Å)2.95
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC2
Map-Model Fitting and Refinement
Id1 (4YZF)
Refinement SpaceRECIPROCAL
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)52.09
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)500
Maximum Defocus (nm)1800
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification81000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC
IMAGE ACQUISITIONLeginon
CTF CORRECTIONcryoSPARC
MODEL FITTINGUCSF ChimeraX
MODEL REFINEMENTREFMACservalcat
INITIAL EULER ASSIGNMENTcryoSPARC
FINAL EULER ASSIGNMENTcryoSPARC
CLASSIFICATIONcryoSPARC
RECONSTRUCTIONcryoSPARC
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION5921308