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UBP4

Gene
ubp4
Protein
Probable ubiquitin carboxyl-terminal hydrolase 4
Organism
Schizosaccharomyces pombe (strain 972 / ATCC 24843)
Length
593 amino acids
Function
Has an ATP-independent isopeptidase activity, cleaving at the C-terminus of the ubiquitin moiety. Acts late in the proteolytic pathway in conjunction with the 26S proteasome. Plays a role in avoiding DNA overreplication (By similarity).
Similarity
Belongs to the peptidase C19 family.
Mass
67.747 kDa
Sequence
MSDDYFDRLFELAFVYINEDETIQSCSFRGQRWLEEAQTLEQKNSLLKAYYYYLKALKLAYEIPCRFEISVKSTHYGEFKQFQKLAIQAVSKAFTIKSKLAVKHYLPVIQISDALSLSKKSSLKVLFLNFYSQESSKGYVFSKHTIAIPISCLQSMDSSKIYDFLKSAPFHPSMVICYSLERYFEDVSLAYKLYSMLRSLKLDPHFMELANPKKVDSSLSYENYQPIGLTNLGNTCYMNCVLQCLFACKDLTIPMLQGRGLLQNINTKNPLGTGGKITSAFFSLLQSVLLNHGQRSISPRNFLEIVQSLNRDFSIDGQCDAQEFLNFFLDKLHEDLNSNASRSPIAPLTEDQLSAREELPLSHFSHIEWNLHLRSNKSIVVNNFVGQLCSRTQCMTCGRTSTTFAPFTSLAIPIDDVSHVVSLQECLLKFSAPELLQGHDGWHCPVCKVQRSAKKVIMISKLPEYLIIQIQRFKISVMGRKKIDTPLGLSLQIPSKMLVPPSFQSGIGYIPSNYNLFAFICHYGQLENGHYISDVLFNNEWCHIDDSIVRTVGGITDLREDFSSSYILFYKRSSLLEEFEDKCPKMTLKRNVK

Gene
UBP4
Protein
Ubiquitin carboxyl-terminal hydrolase 4
Organism
Arabidopsis thaliana
Length
365 amino acids
Function
Recognizes and hydrolyzes the peptide bond at the C-terminal Gly of ubiquitin. Involved in the processing of poly-ubiquitin precursors as well as that of ubiquitinated proteins. Required for the correct development of pollen.
Similarity
Belongs to the peptidase C19 family.
Mass
41.846 kDa
Sequence
MGAAGSKLEKALGDQFPEGERYFGFENFGNTCYCNSVLQALYFCAPFREQLLEHYANNKADAEENLLTCLADLFSQISSQKKKTGVIAPKRFVQRLKKQNELFRSYMHQDAHEFLNYLLNELVEILEKETQATKADNETSSSPEKIANVLKAPLANGVHKEPIVTWVHKIFQGILTNETRCLRCETVTARDETFLDLSLDIEQNSSITSCLKNFSSTETLHAEDKFFCDKCCSLQEAQKRMKIKKPPHILVIHLKRFKYMEQLGRYKKLSYRVVFPLELKLSNTVDEYVDIEYSLFAVVVHVGSGPNHGHYVSLVKSHNHWLFFDDESVEIIEESAVQTFFGSSQEYSSNTDHGYILLYESLGTR