REL PDBe PDBe PDBe 2010-09-15 2010-09-24 2010-10-29 2011-09-09 Doublecortin-stabilised microtubules at secondary structure resolution Fourniol FJ Sindelar CV Amigues B Clare D Thomas G Perderiset M Francis F Houdusse A Moores CA Tubulin, MAP, microtubule, stabilisation, doublecortin Fourniol FJ Sindelar CV Amigues B Clare DK Thomas G Perderiset M Francis F Houdusse A Moores CA Template-free 13-protofilament microtubule-MAP assembly visualized at 8 A resolution. J.CELL BIOL. 191 463 470 2010 20974813 doi:10.1083/jcb.201007081 2xrp FULLOVERLAP Microtubules co-polymerised with doublecortin Microtubules co-polymerised with doublecortin 13-protofilament microtubule 2 Tubulin alpha-1D chain Bos taurus Bovine Brain Cytoplasm Heterodimer false IPR002452 Tubulin beta-2B chain Bos taurus Bovine Brain Cytoplasm Heterodimer false IPR013838 Doublecortin Homo sapiens Human Cytoplasm Monomer true Spodoptera frugiperda (Sf9) pFastBac IPR003533 helical filament 6.8
80mM Pipes, 1mM EGTA, 3mM MgCl2, 1mM TCEP, 0.5mM GTP
 NEGATIVE
cryo-EM
300 mesh lacey carbon grids
 ETHANE 100 OTHER
Vitrification instrument: Vitrobot (FEI)
Chamber at 37 degrees C, blot 2s FEI TECNAI F20 FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 200 2.0 0.76 2.9 50000.0 OTHER 93 Objective lens astigmatism was corrected at 150,000 times magnification KODAK SO-163 FILM ZEISS SCAI 7 63 15
Images were binned with a factor of 2
8. Eucentric OTHER 8.2 FSC 0.5 CUT-OFF SPIDER, FREALIGN
Approximately 168,000 asymmetric units were averaged together in the final map
done with FREALIGN
 emd_1788.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 34 50 49 15 0 0 50 34 49 95.2 140 137.2 90 90 90 X Y Z -4.73387 5.69783 0.106293 0.755376 2.8 2.8 2.8 0.92 AUTHOR This is the corner between 4 tubulin dimers bound by doublecortin, in 13-protofilament microtubules
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 1JFF RIGID BODY FIT UCSF Chimera, Flex-EM
Protocol: Rigid body. 4 tubulin monomers were fitted separately in 3D map, which was zoned around the subunits, and multiple subunit fitting was refined in Flex-EM
Cross-correlation REAL 1MJD A RIGID BODY FIT UCSF Chimera, Flex-EM
PDBEntryID_givenInChain. Protocol: Rigid body. 4 tubulin monomers were fitted separately in 3D map, which was zoned around the subunits, and multiple subunit fitting was refined in Flex-EM
Cross-correlation REAL