{"metadata":{"accession":"PF11884","entry_id":null,"type":"family","go_terms":null,"source_database":"pfam","member_databases":null,"integrated":"IPR021821","hierarchy":null,"name":{"name":"Domain of unknown function (DUF3404)","short":"DUF3404"},"description":[{"text":"<p>This domain is functionally uncharacterised. This domain is found in bacteria. This presumed domain is about 260 amino acids in length. This domain is found associated with [pfam:PF02518], [pfam:PF00512].</p>","llm":false,"checked":false,"updated":false}],"wikipedia":[{"title":"Domain_of_unknown_function","extract":"<p>A <b>domain of unknown function</b> (DUF) is a protein domain that has no characterised function. These families have been collected together in the Pfam database using the prefix DUF followed by a number, with examples being DUF2992 and DUF1220. As of 2019, there are almost 4,000 DUF families within the Pfam database representing over 22% of known families. Some DUFs are not named using the nomenclature due to popular usage but are nevertheless DUFs.</p>","thumbnail":null}],"literature":null,"set_info":null,"overlaps_with":null,"counters":{"subfamilies":0,"domain_architectures":4,"interactions":0,"matches":308,"pathways":0,"proteins":308,"proteomes":243,"sets":0,"structural_models":{"alphafold":186},"structures":9,"taxa":342},"entry_annotations":{"hmm":0,"logo":0,"alignment:seed":69,"alignment:full":91},"cross_references":{},"is_llm":false,"is_reviewed_llm":false,"is_updated_llm":false,"representative_structure":{"accession":"4r7q","name":"The structure of a sensor domain of a histidine kinase from Vibrio cholerae O1 biovar eltor str. N16961"}}}