Protein
COP9 signalosome complex subunit 4
Organism
Emericella nidulans (strain FGSC A4 / ATCC 38163 / CBS 112.46 / NRRL 194 / M139)
Function
Component of the COP9 signalosome (CSN) complex that acts as an regulator of the ubiquitin (Ubl) conjugation pathway by mediating the deneddylation of the cullin subunit of SCF-type E3 ubiquitin-protein ligase complexes (By similarity). The CSN complex seems to link protein degradation to sexual development. Required for fruit body formation.
Similarity
Belongs to the CSN4 family.
Sequence
MPSQKIISALAEIESSASPQNKLQLYNDLLSETVSASPEPQLADDLIYYLDSVLSEDLSIVAARPILDSFIYTLRKLSSETQIKVAQHAVNLLQSRSASVEEQDAQIREILADAYEAEEEYIAAARALQGIHIDSSQRLVSDSAKVKLWIRIVRLYLEEDDTTSAEAFLNRIKNLPSKIEDHELKLHFRLSQARIQDARRRFLDASQEYFAVSLAAGVDESDRLQALAAAIRCAVLAPAGPQRSRTLATLYKDDRATSVEEFGILEKMFLDRLLTPEEVSAFAQRLAPHQLAQTADGTTVLDKAVVEHNLVAASKLYENIKTDALGAILGLQASGDLTAGEKAEAYAARMVEQGRLSGSIDQIDGIIYFESNTTATGRHIRQWDAGVQGLSEGVERVATNIAEGHLVR