REL PDBe PDBe PDBe 2006-02-09 2006-02-09 2006-09-21 2011-05-26 An archaeal peptidase assembles into two different quaternary structures: A tetrahedron and a giant octahedron. Schoehn G Vellieux FM Asuncion Dura M Receveur-Brechot V Fabry CM Ruigrok RW Ebel C Roussel A Franzetti B Schoehn G Vellieux FM Asuncion Dura M Receveur-Brechot V Fabry CM Ruigrok RW Ebel C Roussel A Franzetti B An archaeal peptidase assembles into two different quaternary structures: A tetrahedron and a giant octahedron. J.BIOL.CHEM. 281 36327 36337 2006 16973604 doi:10.1074/jbc.M604417200 TET1 metallopeptidase from Pyrococcus horikoshii TET1 metallopeptidase from Pyrococcus horikoshii 12 mer 1 0.4 0.4 Analytical ultracentrifugation cobalt activated metallopeptidase TET1 Pyrococcus horikoshii PH0519 Pyrococcus horikoshii Pyrococcus horikoshii Pyrococcus horikoshii
Pyrococcus horikoshii
12 12-mer true Pyrococcus horikoshii singleParticle particle 1 7.4 NEGATIVE
Quantifoil R2 1 grids (Quantifoil Micro Tools GmbH, Germany) were loaded with 4 ul of sample at 1 mg ml, blotted and rapidly frozen in liquid ethane within a liquid nitrogen bath using a Zeiss cryoplunger
Quantifoil R2/1 grids
 ETHANE 100 OTHER
Vitrification instrument: Zeiss cryoplunger
 FEI/PHILIPS CM200T SPOT SCAN BRIGHT FIELD LAB6 200 2 1.0 2.5 50000.0 GATAN LIQUID NITROGEN 100 100 bjective lens astigmatism was corrected at 2002-01-01 KODAK SO-163 FILM ZEISS SCAI 14 15 15 1.2 8. Eucentric
ctfmix
 T OTHER 14.0 OTHER spider
8000 particles in 159 class average
8000 159 emd_1188.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 128 128 128 0 0 0 128 128 128 358.4 358.4 358.4 90 90 90 X Y Z -0.118029 0.16105 0.000749406 0.0121943 2.8 2.8 2.8 0.0251 3D volume of the tetrahedral aminopeptidase TET1 from Pyrococus horikoshii
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 RIGID BODY FIT
Protocol: Rigid Body. colores from Situs