2018-12-05 REL RCSB RCSB RCSB 2018-06-11 2018-07-04 2018-08-01 2018-12-05 Human type 3 1,4,5-inositol trisphosphate receptor in a ligand-free state Hite RK Paknejad N Paknejad N Hite RK Structural basis for the regulation of inositol trisphosphate receptors by Ca2+and IP3. Nat. Struct. Mol. Biol. US 25 660 668 2018 30013099 doi:10.1038/s41594-018-0089-6 1545-9985 EMD-7978 other EM volume
Full channel reconstruction in C4
 EMD-7980 associated EM volume human type 3 inositol 1,4,5-trisphosphate receptor human type 3 inositol 1,4,5-trisphosphate receptor 0 1 Homo sapiens Homo sapiens HEK 293S GnTi BacMam singleParticle particle 8 8. 150.0 NaCl Sodium Chlorid 50.0 Tris Tris(hydroxymethyl)aminomethane hydrochloride 2.0 DTT 1,4-Dithiothreitol 0.06 Digitonin Digitonin 5.0 EGTA ethylene glycol-bis(aminoethyl ether)-N,N,N',N'-tetraacetic acid
150mM Nacl 50mM Tris-HCl, pH 8.0 2mM DTT 0.06% Digitonin 5mM EGTA
 Quantifoil R1.2/1.3 GOLD 400 CARBON HOLEY ARRAY ETHANE 100 293 FEI VITROBOT MARK IV
Blot for 2 seconds prior to freezing.
ligand-free human type 3 inositol 1,4,5-trisphosphate receptor in detergent micelles
 FEI TITAN KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 70.0 0.0 1.0 105000. FEI TITAN KRIOS AUTOGRID HOLDER NITROGEN FEI Cs corrector GIF Bioquantum 20 GATAN K2 SUMMIT (4k x 4k) SUPER-RESOLUTION 7420 7676 5.0 1-40 1 1801 8.0 60.0 1
Movie frames were aligned with MotionCor2
211068 CTFFIND
CryoSPARC initial model
 1 C1 FOURIER SPACE 3.69 FSC 0.143 CUT-OFF RELION 81299 ANGULAR RECONSTITUTION FREALIGN ANGULAR RECONSTITUTION FREALIGN 4 52767. RELION emd_7980.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 384 384 384 0 0 0 384 384 384 417.79202 417.79202 417.79202 90.0 90.0 90.0 X Y Z -0.047425494 0.0939923 -0.00025647468 0.0026349854 1.088 1.088 1.088 0.0216 AUTHOR Single subunit refinement of human type 3 1,4,5-inositol trisphosphate receptor in a ligand-free state