REL PDBe PDBe PDBe 2014-10-31 2014-11-12 2014-11-19 2014-12-24 Electron cryo-microscopy of the HerA-NurA double strand break resection complex Byrne RT Schuller JM Unverdorben P Foerster F Hopfner K-P Helicase, Nuclease, FtsK/HerA ATPase, DNA double-strand break repair, DNA resection Byrne RT Schuller JM Unverdorben P Foerster F Hopfner K-P Molecular architecture of the HerA-NurA DNA double-strand break resection complex FEBS LETT. 588 4637 4644 2014 25447518 doi:10.1016/j.febslet.2014.10.035 HerA from Sulfolobus Solfataricus NurA from Sulfolobus Solfataricus HerA from Sulfolobus Solfataricus NurA from Sulfolobus Solfataricus
The sample was monodisperse
One homohexamer of HerA binds to one homodimer of NurA 2 0.419 0.416 SEC-RALS HerA Sulfolobus solfataricus P2 0.056 6 homohexamer true Escherichia coli Rosetta pET-Duet-1 Q97WG8 NurA Sulfolobus solfataricus P2 0.039 2 dimer true Escherichia coli Rosetta pET-Duet-1 Q97WH1 singleParticle particle 0.05 8.0
100 mM NaCl, 20 mM Hepes
2:1 holey carbon grids (Quantifoil Micro Tools, Germany)
 ETHANE 93 HOMEMADE PLUNGER Blot for 2 seconds before plunging, wash twice with water FEI TITAN KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 2 1.5 3.0 81000.0 FEI TITAN KRIOS AUTOGRID HOLDER Objective lens astigmatism was corrected at 100,000 times magnification GIF QUANTUM 0.0 20.0 2014-08-22 GATAN K2 (4k x 4k) 863 25
Every image is the average of 20 frames recorded by the direct electron detector
The particles were semi-manually selected in e2boxer and further processed in RELION
On the micrograph level
 C2 OTHER 7.35 OTHER RELION
see detailed method in paper
100000 emd_2808.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 150 150 150 0 0 0 150 150 150 265.5 265.5 265.5 90.0 90.0 90.0 X Y Z -0.15550664 0.18389343 0.00030055 0.00911862 1.77 1.77 1.77 0.04 AUTHOR Reconstruction of the HerA-NurA double strand break resection complex from Sulfolobus solfataricus
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emd_2808.tif