2018-05-30 REL PDBe PDBe PDBe 2018-04-25 2018-05-30 2018-05-30 2018-05-30 In situ subtomogram average of a bacterial encapsulin expressed in HEK293T cells (no iron treatment) Erdmann PS Plitzko JM Sigmund F Massner C Erdmann P Stelzl A Rolbieski H Desai M Bricault S Worner TP Snijder J Geerlof A Fuchs H Hrabe de Angelis M Heck AJR Jasanoff A Ntziachristos V Plitzko J Westmeyer GG Bacterial encapsulins as orthogonal compartments for mammalian cell engineering. Nat Commun UK 9 1990 1990 2018 29777103 doi:10.1038/s41467-018-04227-3 2041-1723 EMD-4392 associated EM volume Encapsulin from M. xanthus in its T = 3 configuration Encapsulin from M. xanthus in its T = 3 configuration 0 Myxococcus xanthus Homo sapiens HEK293T 1.2 subtomogramAveraging cell 7.
cells were plunge frozen in DMEM with 10% FBS
 Quantifoil R2/1 COPPER 200 GLOW DISCHARGE AIR ETHANE-PROPANE 100 310 FEI VITROBOT MARK IV
blot force: 10 blot time: 10.
the sample was prepared by focused ion beam milling of vitrified HEK293T cells
 FEI TITAN KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 70.0 2.7 -5.0 42000. FEI TITAN KRIOS AUTOGRID HOLDER NITROGEN GATAN K2 SUMMIT (4k x 4k) COUNTING 1.5 1 I BACK PROJECTION 19.6 FSC 0.143 CUT-OFF RELION 2.1 317 6 1600 reference free volumes picked interactively PyTom 0.97
a refrence was constructed from ~ 100 manually picked and aligned particles
 CTFFIND 4.1.5 RELION 2.1 RELION 2.1 MAXIMUM LIKELIHOOD RELION 2.1 emd_4392.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 184 184 184 0 0 0 184 184 184 629.28 629.28 629.28 90.0 90.0 90.0 X Y Z -0.17286582 0.5678482 0.0042168545 0.09847571 3.42 3.42 3.42 0.1 AUTHOR structure of EncABCD without iron treatment