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SEN34

Gene
SEN34
Protein
tRNA-splicing endonuclease subunit SEN34
Organism
Ashbya gossypii (strain ATCC 10895 / CBS 109.51 / FGSC 9923 / NRRL Y-1056)
Length
292 amino acids
Function
Constitutes one of the two catalytic subunit of the tRNA-splicing endonuclease complex, a complex responsible for identification and cleavage of the splice sites in pre-tRNA. It cleaves pre-tRNA at the 5'- and 3'-splice sites to release the intron. The products are an intron and two tRNA half-molecules bearing 2',3'-cyclic phosphate and 5'-OH termini. There are no conserved sequences at the splice sites, but the intron is invariably located at the same site in the gene, placing the splice sites an invariant distance from the constant structural features of the tRNA body. It probably carries the active site for 3'-splice site cleavage (By similarity).
Similarity
Belongs to the tRNA-intron endonuclease family.
Mass
32.584 kDa
Sequence
MPHTKVAISLNSKTGVPLVFDLDDVRRIRGLGVLGTLCGSLPTAAQQNLFLTVPLRLMLEDAVWLVLSGHAYFSFDDKLLVQAAGSLTAAEVCRWRQDTERGLEQQRELRRREQQLKLAALHRTADETDTQRRLLEQSLFLETENCSKMIAAAEPAGLQLAILREMVAQHLDLGNYLIYRYLREEQYFLSAGGRFGARYVAYPGDPLRYHSHMAVQPAMDYYNESLDLLHVVGGGRLGTGVKKLWVVGGVRYREAEAAATAEEQIPPPDTLDRLLATSPPVSVFSIEWSGFG

Gene
sen34
Protein
Probable tRNA-splicing endonuclease subunit sen34
Organism
Schizosaccharomyces pombe (strain 972 / ATCC 24843)
Length
284 amino acids
Function
Constitutes one of the two catalytic subunit of the tRNA-splicing endonuclease complex, a complex responsible for identification and cleavage of the splice sites in pre-tRNA. It cleaves pre-tRNA at the 5'- and 3'-splice sites to release the intron. The products are an intron and two tRNA half-molecules bearing 2',3'-cyclic phosphate and 5'-OH termini. There are no conserved sequences at the splice sites, but the intron is invariably located at the same site in the gene, placing the splice sites an invariant distance from the constant structural features of the tRNA body. It probably carries the active site for 3'-splice site cleavage (By similarity).
Similarity
Belongs to the tRNA-intron endonuclease family.
Mass
32.808 kDa
Sequence
MEDEKFPISYVHGKFLVFDVQAVEVFRKNYHILGTLVGTLPQLPQQNVFLGLPMELSKEEAFYLIEKGISYIVDDTKVHKQLLENTTKDDVKQCLKKRQSLAYDQMIAAKKKENEKKIEIMKKLGRTLPLDPLNYDEHDSFDLSWIPVDTVTTRIAEKSSMNDDFHKEEDVFENLDINRYLMFKSLVDTGFYLNPGLRFGCQFVAYPGDALRYHSHYLVNSYKWDQEIPVLFLIGGGRLGTAVKKTWLIGGSNDRNINMNGEKSKEELLLLPVRHFSIEWAGFG

Gene
SEN34
Protein
tRNA-splicing endonuclease subunit SEN34
Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Length
275 amino acids
Function
Constitutes one of the two catalytic subunit of the tRNA-splicing endonuclease complex, a complex responsible for identification and cleavage of the splice sites in pre-tRNA. It cleaves pre-tRNA at the 5'- and 3'-splice sites to release the intron. The products are an intron and two tRNA half-molecules bearing 2',3'-cyclic phosphate and 5'-OH termini. There are no conserved sequences at the splice sites, but the intron is invariably located at the same site in the gene, placing the splice sites an invariant distance from the constant structural features of the tRNA body. It probably carries the active site for 3'-splice site cleavage.
Similarity
Belongs to the tRNA-intron endonuclease family.
Mass
31.313 kDa
Sequence
MPPLVFDIDHIKLLRKWGICGVLSGTLPTAAQQNVFLSVPLRLMLEDVLWLHLNNLADVKLIRQEGDEIMEGITLERGAKLSKIVNDRLNKSFEYQRKFKKDEHIAKLKKIGRINDKTTAEELQRLDKSSNNDQLIESSLFIDIANTSMILRDIRSDSDSLSRDDISDLLFKQYRQAGKMQTYFLYKALRDQGYVLSPGGRFGGKFIAYPGDPLRFHSHLTIQDAIDYHNEPIDLISMISGARLGTTVKKLWVIGGVAEETKETHFFSIEWAGFG