[NHGRI]주도로 진행중인 [Protein] [Database] 통합 프로젝트.
SwissProt, TrEmbl, [PIR]을 통합한다고함. [http://www.nih.gov/news/pr/oct2002/nhgri-23.htm 관련기사].
다음처럼 구성된다.
UniProt Knowledgebase
UniRef : UniProt Reference cluster - combine colsely related sequences into a single record
UniParc : UniProt Archive - reflecting the history of all protein sequence