PubMed:2922050 JSONTXT

{"project":"PubmedHPO","denotations":[{"id":"T1","span":{"begin":37,"end":43},"obj":"HP_0002664"}],"text":"Structure of tumour necrosis factor.\nTumour necrosis factor is a trimeric molecule, each subunit of which consists of an antiparallel beta-sandwich. Individual subunits from the trimer by a novel edge-to-face packing of beta-sheets. A comparison of the subunit fold with that of other proteins reveals a remarkable similarity to the 'jelly-roll' structural motif characteristic of viral coat proteins."}