3.4.11.B8 745279 An archaeal peptidase assembles into two different quaternary structures A tetrahedron and a giant octahedron J. Biol. Chem. 281 36327-36337 2006 Pyrococcus horikoshii http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=16973604&form=6&db=m 3.4.11.B8 745279 An archaeal peptidase assembles into two different quaternary structures A tetrahedron and a giant octahedron J. Biol. Chem. 281 36327-36337 2006 Pyrococcus horikoshii OT-3 http://www.ncbi.nlm.nih.gov/htbin-post/Entrez/query?uid=16973604&form=6&db=m