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pup3

Gene
PUP3
Protein
Purine permease 3
Organism
Arabidopsis thaliana
Length
351 amino acids
Function
May be involved in transport of purine derivatives during pollen germination and tube elongation.
Similarity
Belongs to the purine permeases (TC 2.A.7.14) family.
Mass
38.871 kDa
Sequence
MVKALVIINCIILAIGNCGGPLIMRLYFNNGGKRIWFSTFLETAGFPVIFIPLLFSYITRRRSNNVGDSTSFFLIKPRLLIAAVIVGILSGFDNYLYAYGIAYLPVSTAALIIASQLAFIAIFSFFMVKHKFTPFTINAVVLLTVGAAVLGMHTETDKPVHETHKQYITGFLITVAAAVMYAFILPLVELAYQKAKQTMSYTLVLEFQLILCLLASIVSVIGMFIAGDFKALPKEAREFKLGEALFYVVAVFSAIIWQGFFLGAIGLIFSTSSLVSGIMISVLLPITEVLAVIFYHEKFQAEKGLSLALSLWGFVSYFYGEIKSGEDKRRIQQEESQETEQSSLSRPISEC

Gene
PUP3
Protein
Proteasome subunit beta type-3
Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Length
205 amino acids
Function
The proteasome degrades poly-ubiquitinated proteins in the cytoplasm and in the nucleus. It is essential for the regulated turnover of proteins and for the removal of misfolded proteins. The proteasome is a multicatalytic proteinase complex that is characterized by its ability to cleave peptides with Arg, Phe, Tyr, Leu, and Glu adjacent to the leaving group at neutral or slightly basic pH. It has an ATP-dependent proteolytic activity. This subunit may participate in the trypsin-like activity of the enzyme complex.
Similarity
Belongs to the peptidase T1B family.
Mass
22.605 kDa
Sequence
MSDPSSINGGIVVAMTGKDCVAIACDLRLGSQSLGVSNKFEKIFHYGHVFLGITGLATDVTTLNEMFRYKTNLYKLKEERAIEPETFTQLVSSSLYERRFGPYFVGPVVAGINSKSGKPFIAGFDLIGCIDEAKDFIVSGTASDQLFGMCESLYEPNLEPEDLFETISQALLNAADRDALSGWGAVVYIIKKDEVVKRYLKMRQD

Gene
pup3
Protein
Probable proteasome subunit beta type-3
Organism
Schizosaccharomyces pombe (strain 972 / ATCC 24843)
Length
204 amino acids
Function
The proteasome is a multicatalytic proteinase complex which is characterized by its ability to cleave peptides with Arg, Phe, Tyr, Leu, and Glu adjacent to the leaving group at neutral or slightly basic pH. The proteasome has an ATP-dependent proteolytic activity (By similarity).
Similarity
Belongs to the peptidase T1B family.
Mass
22.661 kDa
Sequence
MSIMEYNGGSCVAMAGKNCVAIASDLRLGVQSISLTNNFPKVFAMGDKTYLGLTGLATDVQTLYELFRYKVNLYKFREERQIQPKTFANLVSSTLYEKRFGPYFSFPVVAGVSNDNTPFICGFDSIGCIDFAEDFIVSGTATEQLYGMCESVYEPNLEPDDLFETISQALLNAQDRDCISGWGCVVYVITADKCIKRLVKGRQD