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CEP3

Gene
CEP3
Protein
Centromere DNA-binding protein complex CBF3 subunit B
Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Length
608 amino acids
Function
Acts as a component of the centromere DNA-binding protein complex CBF3, which is essential for chromosome segregation and movement of centromeres along microtubules. CBF3 is required for the recruitment of other kinetochore complexes to CEN DNA. It plays a role in the attachment of chromosomes to the spindle and binds selectively to a highly conserved DNA sequence called CDEIII, found in centromers and in several promoters.
Mass
71.358 kDa
Sequence
MFNRTTQLKSKHPCSVCTRRKVKCDRMIPCGNCRKRGQDSECMKSTKLITASSSKEYLPDLLLFWQNYEYWITNIGLYKTKQRDLTRTPANLDTDTEECMFWMNYLQKDQSFQLMNFAMENLGALYFGSIGDISELYLRVEQYWDRRADKNHSVDGKYWDALIWSVFTMCIYYMPVEKLAEIFSVYPLHEYLGSNKRLNWEDGMQLVMCQNFARCSLFQLKQCDFMAHPDIRLVQAYLILATTTFPYDEPLLANSLLTQCIHTFKNFHVDDFRPLLNDDPVESIAKVTLGRIFYRLCGCDYLQSGPRKPIALHTEVSSLLQHAAYLQDLPNVDVYREENSTEVLYWKIISLDRDLDQYLNKSSKPPLKTLDAIRRELDIFQYKVDSLEEDFRSNNSRFQKFIALFQISTVSWKLFKMYLIYYDTADSLLKVIHYSKVIISLIVNNFHAKSEFFNRHPMVMQTITRVVSFISFYQIFVESAAVKQLLVDLTELTANLPTIFGSKLDKLVYLTERLSKLKLLWDKVQLLDSGDSFYHPVFKILQNDIKIIELKNDEMFSLIKGLGSLVPLNKLRQESLLEEEDENNTEPSDFRTIVEEFQSEYNISDILS

Gene
CEP3
Protein
KDEL-tailed cysteine endopeptidase CEP3
Organism
Arabidopsis thaliana
Length
364 amino acids
Function
Involved in the final stage of developmental programmed cell death and in intercalation of new cells. Cleaves extensins, thus probably supporting the final cell collapse.
Similarity
Belongs to the peptidase C1 family.
Mass
40.971 kDa
Sequence
MKLFFIVLISFLSLLQASKGFDFDEKELETEENVWKLYERWRGHHSVSRASHEAIKRFNVFRHNVLHVHRTNKKNKPYKLKINRFADITHHEFRSSYAGSNVKHHRMLRGPKRGSGGFMYENVTRVPSSVDWREKGAVTEVKNQQDCGSCWAFSTVAAVEGINKIRTNKLVSLSEQELVDCDTEENQGCAGGLMEPAFEFIKNNGGIKTEETYPYDSSDVQFCRANSIGGETVTIDGHEHVPENDEEELLKAVAHQPVSVAIDAGSSDFQLYSEGVFIGECGTQLNHGVVIVGYGETKNGTKYWIVRNSWGPEWGEGGYVRIERGISENEGRCGIAMEASYPTKLSSTPSTHESVVRDDVKDEL

Gene
CEP3
Protein
Precursor of CEP3
Organism
Arabidopsis thaliana
Length
82 amino acids
Function
Extracellular signaling peptide that represses primary root growth rate and significantly inhibits lateral root formation. Promotes shoot growth. Modulates leaf morphology (PubMed:24179096). Regulates systemic nitrogen (N)-demand signaling. Mediates systemic up-regulation of genes involved in N uptake and assimilation pathways (PubMed:25324386).
Similarity
Belongs to the C-terminally encoded plant signaling peptide (CEP) family.
Mass
8.693 kDa
Sequence
MATINVYVFAFIFLLTISVGSIEGRKLTKFTVTTSEEIRAGGSVLSSSPPTEPLESPPSHGVDTFRPTEPGHSPGIGHSVHN