REL RCSB RCSB RCSB 2011-10-04 2011-10-13 2011-10-13 2011-10-17 Molecular architecture of the human VP16-Mediator-RNA polymerase II-TFIIF assembly Bernecky C Grob P Ebmeier CC Nogales E Taatjes DJ transcription, Mediator, RNA polymerase II, TFIIF, activator Bernecky C Grob P Ebmeier CC Nogales E Taatjes DJ Molecular architecture of the human Mediator-RNA polymerase II-TFIIF assembly. PLOS BIOL. 9 e1000603 e1000603 2011 21468301 doi:10.1371/journal.pbio.1000603 3j0k FULLOVERLAP Assembly of VP16-bound human Mediator, RNA polymerase II, and TFIIF Assembly of VP16-bound human Mediator, RNA polymerase II, and TFIIF one Mediator complex binds one pol II-TFIIF 3 1.9 core Mediator Homo sapiens human HeLa Nucleus 1.2
bound to GST-VP16 (residues 411 - 490)
26 subunit complex false RNA polymerase II Homo sapiens Human HeLa Nucleus 0.52
unphosphorylated
12-subunit complex false TFIIF Homo sapiens Human 0.01
RAP74 and RAP30 expressed separately then combined
Dimer true Escherichia coli singleParticle particle 7.9
20 mM HEPES, 0.10 mM EDTA, 150 mM KCl, 0.02% NP-40, 35% glycerol
 NEGATIVE
grids with adsorbed protein washed 3x with buffer containing 5% trehalose, 20 mM HEPES, 100 mM KCl, and 0.10 mM EDTA, then subjected to cryo-negative staining in a saturated solution (1.2M) of ammonium molybdate (pH 7.5)
thin carbon-coated holey carbon 400 mesh copper grid
 ETHANE 90 OTHER blot for 2 seconds, dry for 3 seconds before plunging FEI TECNAI F20 FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 200 2.0 1.0 4.5 29000.0 GATAN LIQUID NITROGEN KODAK SO-163 FILM OTHER 12.9 106 15 1.0 16. side entry
The particles were selected interactively at the computer terminal.
each micrograph
 OTHER 36.0 FSC 0.5 CUT-OFF Spider 3146 emd_5343.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 161 161 161 0 0 0 161 161 161 690.69 690.69 690.69 90 90 90 X Y Z -0.00885565 0.0734321 0.000528866 0.00409114 4.29 4.29 4.29 0.0284 AUTHOR none
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 1Y1V RIGID BODY FIT Situs
Protocol: rigid body. the TFIIS chain S was removed before fitting
contour-based Laplacian correlation REAL