{"metadata":{"accession":"PF07920","entry_id":null,"type":"family","go_terms":null,"source_database":"pfam","member_databases":null,"integrated":"IPR012467","hierarchy":null,"name":{"name":"Protein of unknown function (DUF1684)","short":"DUF1684"},"description":[{"text":"<p>The sequences featured in this family are found in hypothetical archaeal and bacterial proteins  of unknown function. The region in question is approximately 200 amino acids long.</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":15,"interactions":0,"matches":5999,"pathways":0,"proteins":5991,"proteomes":4487,"sets":0,"structural_models":{"alphafold":3592},"structures":4,"taxa":5862},"entry_annotations":{"hmm":0,"logo":0,"alignment:seed":140,"alignment:full":2690},"cross_references":{},"is_llm":false,"is_reviewed_llm":false,"is_updated_llm":false,"representative_structure":{"accession":"4dlh","name":"Crystal Structure of the protein Q9HRE7 from Halobacterium salinarium at the resolution 1.9A, Northeast Structural Genomics Consortium (NESG) Target HsR50"}}}