REL PDBe PDBe PDBe 2014-08-06 2014-08-13 2014-12-10 2015-01-14 Structure of the ryanodine receptor at resolution of 6.1 A in closed state Efremov RG Leitner A Aebersold R Raunser S calcium binding, ion channel, muscular contraction, conformational changes. Efremov RG Leitner A Aebersold R Raunser S Architecture and conformational switch mechanism of the ryanodine receptor NATURE 517 39 43 2015 25470059 doi:10.1038/nature13916 4uwa FULLOVERLAP Ryanodine receptor 1 (calcium release channel) from rabbit Ryanodine receptor 1 (calcium release channel) from rabbit
protein was reconstituted in lipid nanodiscs
tetramer 1 2.26 Ryanodine receptor 1 Oryctolagus cuniculus Rabbit muscle Sarcoplasmic reticulum Sarcoplasmic reticulum membrane 2.26 4 tetramer false P11716 singleParticle particle 2 7.4
10 mM MOPS, 200 mM NaCl, 1mM EGTA, 0.2% fluorinated octyl-maltoside
Quantifoil R 2/1 holey carbon grid
 ETHANE HOMEMADE PLUNGER protein solution was applied on glow discharged grid and blotted for 4 seconds before plunging FEI TITAN KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 0 0.001 0.003 47000.0 FEI TITAN KRIOS AUTOGRID HOLDER 80 2014-02-03 FEI FALCON II (4k x 4k) 2320 20
Images were collected automatically with CPU software and using movie mode with 7 frames per image.
 liquid nitorgen cooled
Defocus of the micrographs was determined in CTFFIND, particles were picked manually in E2BOXER, 3D reconstruction was calculated in RELION
C4 OTHER 6.1 OTHER SPARX, RELION 25000 emd_2751.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 384 384 384 -192 -192 -192 384 384 384 545.27997 545.27997 545.27997 90.0 90.0 90.0 X Y Z -2.49700332 3.86221123 0.00991019 0.11789458 1.42 1.42 1.42 0.443 EMDB reconstruction of rye reconstituted in lipid nanodiscs in closed state
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 2AOX RIGID BODY FIT Chimera
The domains with known crystal structures: 2AOX, 4ERT, 2R9R, or modelled with structure prediction programs were separately fitted in Chimera. The remaining domains were build ab initio in coot
REAL 4ERT RIGID BODY FIT Chimera
The domains with known crystal structures: 2AOX, 4ERT, 2R9R, or modelled with structure prediction programs were separately fitted in Chimera. The remaining domains were build ab initio in coot
REAL 2R9R RIGID BODY FIT Chimera
The domains with known crystal structures: 2AOX, 4ERT, 2R9R, or modelled with structure prediction programs were separately fitted in Chimera. The remaining domains were build ab initio in coot
REAL emd_2751_msk_1.map emd_2751_msk_1.map 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 384 384 384 -192 -192 -192 384 384 384 545.27997 545.27997 545.27997 90.0 90.0 90.0 X Y Z -0.00000043 1.00000036 0.07587054 0.25413841 1.42 1.42 1.42 The mask used for calculating FSC
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 emd_2751_fsc.xml