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CPT1

Gene
CPT1
Protein
Coleoptile phototropism protein 1
Organism
Oryza sativa subsp. japonica
Length
762 amino acids
Function
May act as a substrate-specific adapter of an E3 ubiquitin-protein ligase complex (CUL3-RBX1-BTB) which mediates the ubiquitination and subsequent proteasomal degradation of target proteins (By similarity). Plays a role as signal transduction component in coleoptile phototropism and lateral translocation of auxin.
Similarity
Belongs to the NPH3 family.
Mass
80.604 kDa
Sequence
MWESESESHGGERGLVPVGGGGGSGRHEAALKNDGFVRRDRSWYVNSDIPSDLLVKVGDVNFYLHKYPMISRSGRMSRAVYESSAADEAEADAAAAVAVVEMGDLPGGAGSFELAARFSYGMAVDLTAANISGLRCAAEYLEMTEEMEEGNLIFKTEAFLSYVVLSSWRDSIAVLKSCEALSPWAENLQIVRRCSESIAWKACANPRGVRWAYTGAGAGSGGARGGPAAIRGGGGSGGTASPRWNVGGGGGGESKESSPSRQAVPPADWWFEDVSVLRIDHFVRVVTAIKVKGMRFDLIGAAITHYASKWLPGLTKDAPLGATHDEPWAQASAAGVGGGGLHMMIISGAGGGKDDVLAACSAPSREQRMVVESIISITPPQRDSVSCGFLLRLLRLAIMLRAAPALVTELEKRVGMQLEQAALADLLIPSYGGRAADTAYDVDLVQRLVEHFLVQEQTEMAVASSPGRGDPPPPPQPEYYSGRMPPSSAAAASASASTGGLNAKARVARLLDSYLSEVSRDRNLSLTKFQVLAESLPESARACDDGLYRAVDSYLKAHPTLTEHERKRLCRVMDCQKLSFDACMHAAQNERLPLRVVVQVLFTEQVKISNALASSSAALRSSSSAPGADAAPAMPTTRRQLLDGTPQSFQEGWAAAKKDINTLKFELESMKAKYLELQHEMDALQKQVDGRGGGAPSPAAAKIGKQQQQGTSASAWSSGWKKLGRLAKMSGADAAAGGGVAPPGGGEAAARKGPRRWRNSIS

Gene
CPT1
Protein
Cholinephosphotransferase 1
Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Length
393 amino acids
Function
Catalyzes the final step in the CDP-choline route leading to phosphatidylcholin (PC). Preferentially uses CDP-monomethylethanolamine as aminoalcohol substrate. Shows highest activity toward di- and mono-unsaturated diacylglycerol species as lipid substrates. The CDP-choline pathway only contributes to net PC synthesis if exogenous choline is present. In its absence, this pathway recycles choline from PC turnover and may contribute to maintaining the proper PC species composition.
Similarity
Belongs to the CDP-alcohol phosphatidyltransferase class-I family.
Mass
44.829 kDa
Sequence
MGFFIPQSSLGNLKLYKYQSDDRSFLSNHVLRPFWRKFATIFPLWMAPNLVTLLGFCFIIFNVLTTLYYDPYFDQESPRWTYFSYAIGLFLYQTFDACDGMHARRTGQQGPLGELFDHCIDSINTTLSMIPVCSMTGMGYTYMTIFSQFAILCSFYLSTWEEYHTHKLYLAEFCGPVEGIIVLCISFIAVGIYGPQTIWHTKVAQFSWQDFVFDVETVHLMYAFCTGALIFNIVTAHTNVVRYYESQSTKSATPSKTAENISKAVNGLLPFFAYFSSIFTLVLIQPSFISLALILSIGFSVAFVVGRMIIAHLTMQPFPMVNFPFLIPTIQLVLYAFMVYVLDYQKGSIVSALVWMGLGLTLAIHGMFINDIIYDITTFLDIYALSIKHPKEI