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SEI1

Gene
SEI1
Protein
Seipin-1
Organism
Arabidopsis thaliana
Length
368 amino acids
Function
Involved in lipid metabolism and lipid droplet (LD) morphology, number, and size. Facilitates the formation of large-sized LDs and modulates triacylglycerol accumulation. Induces probably a reorganization of the endoplasmic reticulum into LD-forming domains.
Similarity
Belongs to the seipin family.
Mass
42.479 kDa
Sequence
MRILQNKTMKEQDNQLKIPEPLRADWFMVLVTIQADLIYNALVVLSSPFFLLYRSYRRAVVTVSAAEKAVKRAPAQIAGGAGRVVRRTWFGILGACHVSMVMVLALILAVVIGVGIVSLYVEKPVVVRDRLFFDYTEENPSAVFSFDKKKRSFSVPVGHSVHVSLVLWMPESEINRRIGVFQLKVELLSLKGETIARSSQPCMLRFRSKPIRLARTFVMSVPLIAGIANEAQTMRIDALKHQEKMPRTKAVRATLIPRAQTRTLPQLYEAEIVINSKPPWIKRMAYNWKWTLCVWTSMYLYVAILTALLWCFRPVLFPYTSSRTISESENLEIEVVEEEQEQVMERRRRERRNQPRRRNFATTQKSYT

Gene
SEI1
Protein
Seipin
Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Length
285 amino acids
Function
Involved in lipid metabolism and lipid droplet (LD) morphology, number, and size (PubMed:18093937, PubMed:18250201). Facilitates initiation of LD formation, and ensures that vectorial budding of LDs from the ER is directed towards the cytoplasm (PubMed:25540432).
Similarity
Belongs to the seipin family.
Mass
32.59 kDa
Sequence
MKINVSRPLQFLQWSSYIVVAFLIQLLIILPLSILIYHDFYLRLLPADSSNVVPLNTFNILNGVQFGTKFFQSIKSIPVGTDLPQTIDNGLSQLIPMRDNMEYKLDLNLQLYCQSKTDHLNLDNLLIDVYRGPGPLLGAPGGSNSKDEKIFHTSRPIVCLALTDSMSPQEIEQLGPSRLDVYDEEWLNTIRIEDKISLESSYETISVFLKTEIAQRNLIIHPESGIKFRMNFEQGLRNLMLRKRFLSYIIGISIFHCIICVLFFITGCTAFIFVRKGQEKSKKHS