{"metadata":{"accession":"PF21956","entry_id":null,"type":"family","go_terms":null,"source_database":"pfam","member_databases":null,"integrated":"IPR053830","hierarchy":null,"name":{"name":"Family of unknown function (DUF6922)","short":"DUF6922"},"description":[{"text":"<p>This family is found in bacterial proteins either as a standalone domain or in combination with an HTH domain that resembles lambda C1 repressor DNA-binding domain. This family has a partial sequence similarity to the RAP1 C-terminal (RCT) domain.</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":3,"interactions":0,"matches":771,"pathways":0,"proteins":771,"proteomes":608,"sets":0,"structural_models":{"alphafold":521},"structures":0,"taxa":1069},"entry_annotations":{"hmm":0,"logo":0,"alignment:seed":212,"alignment:full":359},"cross_references":{},"is_llm":false,"is_reviewed_llm":false,"is_updated_llm":false,"representative_structure":null}}