{"metadata":{"accession":"PF14539","entry_id":null,"type":"domain","go_terms":null,"source_database":"pfam","member_databases":null,"integrated":"IPR027961","hierarchy":null,"name":{"name":"Domain of unknown function (DUF4442)","short":"DUF4442"},"description":[{"text":"<p>This family of proteins is found in bacteria, archaea and eukaryotes.  Proteins in this family are typically between 139 and 165 amino acids in length.  There is a conserved PYF sequence motif. There is a single completely conserved residue N that may be functionally important.</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":{"accession":"CL0050","name":"HotDog"},"overlaps_with":null,"counters":{"subfamilies":0,"domain_architectures":14,"interactions":0,"matches":8206,"pathways":0,"proteins":8206,"proteomes":6151,"sets":1,"structural_models":{"alphafold":4999},"structures":2,"taxa":8366},"entry_annotations":{"hmm":0,"logo":0,"alignment:seed":31,"alignment:full":3566},"cross_references":{},"is_llm":false,"is_reviewed_llm":false,"is_updated_llm":false,"representative_structure":{"accession":"1yoc","name":"Crystal Structure of genomics APC5556"}}}