{"metadata":{"accession":"PF13970","entry_id":null,"type":"repeat","go_terms":null,"source_database":"pfam","member_databases":null,"integrated":"IPR025316","hierarchy":null,"name":{"name":"Domain of unknown function (DUF4221)","short":"DUF4221"},"description":[{"text":"<p>This family of bacterial lipoproteins contain a beta propeller structure.</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":"CL0186","name":"Beta_propeller"},"overlaps_with":null,"counters":{"subfamilies":0,"domain_architectures":3,"interactions":0,"matches":1162,"pathways":0,"proteins":1159,"proteomes":210,"sets":1,"structural_models":{"alphafold":805},"structures":1,"taxa":372},"entry_annotations":{"hmm":0,"logo":0,"alignment:seed":15,"alignment:full":345},"cross_references":{},"is_llm":false,"is_reviewed_llm":false,"is_updated_llm":false,"representative_structure":{"accession":"3s9j","name":"Crystal structure of a member of duf4221 family (BVU_1028) from Bacteroides vulgatus atcc 8482 at 1.75 A resolution"}}}