3j2t: Difference between revisions
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{{STRUCTURE_3j2t| PDB=3j2t | SCENE= }} | |||
===An improved model of the human apoptosome=== | |||
{{ABSTRACT_PUBMED_23521171}} | |||
The | ==Function== | ||
[[http://www.uniprot.org/uniprot/APAF_HUMAN APAF_HUMAN]] Oligomeric Apaf-1 mediates the cytochrome c-dependent autocatalytic activation of pro-caspase-9 (Apaf-3), leading to the activation of caspase-3 and apoptosis. This activation requires ATP. Isoform 6 is less effective in inducing apoptosis.<ref>PMID:10393175</ref> <ref>PMID:12804598</ref> [[http://www.uniprot.org/uniprot/CYC_BOVIN CYC_BOVIN]] Electron carrier protein. The oxidized form of the cytochrome c heme group can accept an electron from the heme group of the cytochrome c1 subunit of cytochrome reductase. Cytochrome c then transfers this electron to the cytochrome oxidase complex, the final protein carrier in the mitochondrial electron-transport chain. Plays a role in apoptosis. Suppression of the anti-apoptotic members or activation of the pro-apoptotic members of the Bcl-2 family leads to altered mitochondrial membrane permeability resulting in release of cytochrome c into the cytosol. Binding of cytochrome c to Apaf-1 triggers the activation of caspase-9, which then accelerates apoptosis by activating other caspases (By similarity). | |||
==About this Structure== | |||
[[3j2t]] is a 14 chain structure with sequence from [http://en.wikipedia.org/wiki/Bos_taurus Bos taurus] and [http://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. This structure supersedes the now removed PDB entries and [http://oca.weizmann.ac.il/oca-bin/send-pdb?obs=1&id=3iyt 3iyt]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3J2T OCA]. | |||
==Reference== | |||
<ref group="xtra">PMID:020462491</ref><references group="xtra"/><references/> | |||
[[Category: Bos taurus]] | |||
[[Category: Homo sapiens]] | |||
[[Category: Akey, C W.]] | |||
[[Category: Topf, M.]] | |||
[[Category: Yuan, S.]] | |||
[[Category: Apaf-1]] | |||
[[Category: Apoptosis]] | |||
[[Category: Apoptosis protease activating factor-1]] | |||
[[Category: Cytochrome c]] | |||