Electron microscopy of the complex formed by chaperones TBCE and TBCB and alpha-tubulin

REL PDBe PDBe PDBe 2013-08-27 2013-09-18 2014-09-10 2015-08-26 Electron microscopy of the complex formed by chaperones TBCE and TBCB and alpha-tubulin Serna M Carranza G Martin-Benito J Janowsk R Canals A Coll M Zabala JC Valpuesta JM chaperones, protein folding, protein degradation, tubulin proteostasis Serna M Carranza G Martin-Benito J Janowski R Canals A Coll M Zabala JC Valpuesta JM The structure of the complex between alpha-tubulin, TBCE and TBCB reveals a tubulin dimer dissociation mechanism J.CELL SCI. 128 1824 1834 2015 25908846 doi:10.1242/jcs.167387 Ternary complex of alpha-tubulin, TBCE and TBCB Ternary complex of alpha-tubulin, TBCE and TBCB heterotrimer 3 0.137 Tubulin binding cofactor E Homo sapiens Human Cytoplasm 0.059 1 Monomer true Spodoptera frugiperda Sf9 pFastBac-1 Q15813 IPR000938 Tubulin binding cofactor B Homo sapiens Human Cytoplasm 0.027 1 Monomer true Escherichia coli BL21 (DE3) pLysS pET3a Q99426 IPR000938 alpha-tubulin Bos taurus Bovin Brain Cytoplasm 0.05 1 Monomer false P81947 IPR002452 singleParticle particle 0.02 6.7

100mM MES-NaOH, 25mM KCl, 1mM MgCl2, 1mM EGTA

NEGATIVE

Grids with adsorbed protein floated on 2% w/v uranyl acetate for 1 min.

300 mesh copper grid with thin carbon support, glow discharged in air atmosphere

NONE OTHER JEOL 1200EXII FLOOD BEAM BRIGHT FIELD TUNGSTEN HAIRPIN 100 5.6 1.0 1.5 60000.0 JEOL Objective lens astigmatism was corrected at 100,000 times magnification 2010-11-01 KODAK SO-163 FILM ZEISS SCAI 14 85 10

The particles were manually selected using the XMIPP program

N. Grigorieff CTFFIND3

C1 OTHER 21.0 FSC 0.33 CUT-OFF EMAN, Spider, XMIPP

Individual particles were manually selected using XMIPP software package.

26129 emd_2447.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 32 32 32 0 0 0 32 32 32 149.12 149.12 149.12 90.0 90.0 90.0 X Y Z -0.03980095 0.19663683 0.00350237 0.02621287 4.66 4.66 4.66 0.051 AUTHOR Reconstruction of the complex formed by TBCE, TBCB and alpha-tubulin

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1V6E A RIGID BODY FIT Chimera