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pnp2

Gene
PNP2
Protein
Polyribonucleotide nucleotidyltransferase 2, mitochondrial
Organism
Arabidopsis thaliana
Length
991 amino acids
Function
Involved in the 3'-end maturation of mitochondrial mRNAs, rRNAs and tRNAs. Functions as a poly(A) mRNA 3'-5' degrading phosphorylase and is required for the degradation of highly expressed transcripts of non-coding regions.
Similarity
Belongs to the polyribonucleotide nucleotidyltransferase family.
Mass
107.772 kDa
Sequence
MSSIVNRASSASLPNFLAWRALGFRTICSGRLGFAPSVPDSPVSAGTKILESFKEEFEVGSRVVSFETGKIARFANGSVVLGMDETKVLSTVTCAKTDSPRDFLPLTVDYQEKQYAQGLIPNTYMRREGAPKERELLCGRLIDRPIRPLFPTGFYHEVQIMASVLSSDGKQDPDILAANASSAALMLSDVPWGGPIGVIRIGRICGQFVVNPTMDELSSSDLNLIYACTRDKTMMIDVQSREISEKDLAAALRLAHPEAVKYLDPQIRLAEKAGKQKKEYKLSMLSDKTLEKVADLAATRIESVFTDPSYGKFERGEALDNIGKDVRKVFEEEGDQESLSILPKAVDTVRKKVVRSRMISDGFRVDGRHVDEVRPIYCESHYLPALHGSALFSRGDTQVLCTVTLGAPAEAQSLDSLVGPPKKRFMLHYSFPPYCTNEVGKRGGLNRREVGHGTLAEKALLAVLPPEEAFPYTIRINSEVMSSDGSTSMASVCGGSMALMDAGIPLRAHVAGVSVGLITDVDPSSGEIKDYRIVTDILGLEDHLGDMDFKIAGTRDGVTAIQLDIKPAGIPLDIVCESLENAREARLQILDHMERNINSPRGQDGAYSPRLATLKYSNDSLRTLIGPMGVLKRKIEVETGARLSIDNGTLTIVAKNQDVMEKAQEQVDFIIGRELVVGGVYKGTVSSIKEYGAFVEFPGGQQGLLHMSELSHEPVSKVSDVLDIGQCITTMCIETDVRGNIKLSRKALLPKPKRKPASDAGKDPVMKESSTVYIENSSVGEIVASMPSIVTPLQKSRLSVPAVVIRTAVECNEAEKSSPVNDNDKPRRAATSKPDRKPKSTASKLIATQKEEEALESIAPEETSAECGEILKQDGKLKSVSPKNNSTASNLVSFSKAKKSTMKENLSENKAEESASVSTRKLKIGTEMTATVDHVRALGLVLDLGGEIRGMYIFQGDKDKFKKGDTLRVKCTSFNTKGVPVMALVDEEGEE

Gene
PNP2
Protein
Polyribonucleotide nucleotidyltransferase 2, mitochondrial
Organism
Oryza sativa subsp. japonica
Length
982 amino acids
Function
Involved in the 3'-end maturation of mitochondrial mRNAs, rRNAs and tRNAs. Functions as a poly(A) mRNA 3'-5' degrading phosphorylase (By similarity).
Similarity
Belongs to the polyribonucleotide nucleotidyltransferase family.
Mass
107.028 kDa
Sequence
MSMAVASLRLLARGGRRRARFPAPLSVPGGRAAFLSGAAEEVAQADAPPPPPPGRKVLESFREEFEIGGRVISFETGKMARFANGSVVISMDDTHVLSTVAAAKSSEPVRDFLPLTVDYQEKQYAQGVIPTTYMRREGAPKERELLCGRIIDRPIRPLFPPGFYHEVQVMNATIIMVNVISSDGKQDPDVMAANASSAALMLSDIPWNGPIGVIRVGRIDGNFVLNPTVDELGLSDLNLVYACSRDKTLMIDVQAREITERDLQAGMKLAHAEAVKCINPQLRLAKRAGKKKKEYKISLISDKSYEKIRTLSEAPIEEVFTDSTYGKFERGEALENITQSVKAKLEEECDEDSLKFLHKAVDTVRKQVIRKRIIEKGLRVDGRQLDEVRPLYCESSTYPILHGSALFSRGDTQVLCTVTLGAPGDAQRLDSIVGPPTKRFMLHYSFPPFSINEVAKRGGLNRREVGHGTLAEKALLAVLPPEGEFPYTVRVNSEVMASDGSTSMASVCGGSMALMDAGIPVREHVAGVSVGLVSEVDQTTGDISSYRILTDILGLEDHLGDMDFKIAGTRRGITAIQLDIKPAGIPLDIICESLEPARKARNQILDRMDQEISSARAFNDGSSPRLATLSFSSDSLRKLLFHRKKIEQETGARVSVSDGTVTIVAKTQPIMDKAIEKVEFLVGREIEVGRTYKGVVSSIKEYGAFVEFNGGQQGLLHISELSHDKVSKVSDVVSVGQVLSLTCIGQDLRGNIKLSLKATLPHAHEKKDLASNHTDPLPSQEVVGWTAVENMPSKDANAEPSISKDEDNMIEETPGCSTPAVIIRSAAECDAQDVTNDPKKKRPKVAKSSPKLSKPASERQEVKRTSAKKTSGASTTAKKNKKEKADSSNDVLDAIPEQNKSNIMNYSSPSNFRSGSMKLGDVVTAKVYQIRAYGLVLELSDGVRGMHKFAENGHKDFEVGEELLVKCSSFNAKGIPVFSLLD

Gene
pnp2
Protein
Polyribonucleotide nucleotidyltransferase 2
Organism
Alkaliphilus metalliredigens (strain QYMF)
Length
702 amino acids
Function
Involved in mRNA degradation. Catalyzes the phosphorolysis of single-stranded polyribonucleotides processively in the 3'- to 5'-direction.
Similarity
Belongs to the polyribonucleotide nucleotidyltransferase family.
Mass
76.68 kDa
Sequence
MIRTFEMELGGRPFVVELGKVAELAQGSCMIKYGDTFVLVTACASKEPKEGLDFFPLSCDYEEKLYAVGKIPGGFIKRESRPSEKATLTARLIDRPIRPLFPKGYHNDVQVIATVLSVDQDCPPDISAMIGSSIALSVSNIPFMGPTASVSVGMIDGKYIVNPTSEQKELSELELIVSGTKDAVMMIEAGANELTEAQILDAIMFAHEEIKKIVTFIEHIVSEVGKPKSEVIVKETDSELLAEVVSFLDTKLANAIKTVDKTERNENIKAISAEALDYFEEKYEGRSKEVNTILSKQIKVETRKMITSEGIRPDNRKLDEIRPISSEVGILPRTHGTGLFTRGETQVLTVTTLGDLRDAQRIDGLGEEDEKRYMHHYNFPPYSVGETRFMRGPSRREIGHGALVERALKPMIPCKEDFPYAIRLVSEVLACNGSSSQASVCGSTLSLMDAGVPIKGMVAGIAMGLIKEEGQIAILSDIQGMEDALGDMDLKVAGTENGITALQMDIKIAGIDRNIMETALAQAKIGRTHILNKMKEAITSPRTELSAYAPQVTKLKVHPDKVREVIGAGGKVINKIIDETGVKINIENDGTIYIAAPDQESARVALEMIELIVKDPVVGEVYTGKVIKIMDFGAFVEILPGKEGLVHISNLAHERVAKVADVLAEGDLIEVKLMEINPQGKIGLSRKALLPKPEKEAPKKIE