SGID Silkworm Genome Informatics Database
Gene
KWMTBOMO05542
Pre Gene Modal
BGIBMGA006602
Annotation
PREDICTED:_poly(A)-specific_ribonuclease_PARN-like_domain-containing_protein_1_[Papilio_xuthus]
Full name
Pre-piRNA 3'-exonuclease trimmer       + More
Poly(A)-specific ribonuclease PNLDC1      
Alternative Name
PARN-like domain-containing protein 1 homolog
PARN-like domain-containing protein 1
Poly(A)-specific ribonuclease domain-containing protein 1
Location in the cell
PlasmaMembrane   Reliability : 2.736
 

Sequence

CDS
ATGCCTGACCTGATTTTAACTTGCTCTTTCTATTTAAACATTCTCATATACAGAGACAAAAATGTTGAAGGAGCCAAAAATGCACCAATAGCAATACTGGAAGATAACTTAATAGCCTATTTACTGGGCTTCTTGCACGTAATAAAACTGCTAGAAACACACAAGAAGCCCATTGTAGGACACAACATGTTTTTGGATATGTTGTTCCTTCACAATCAATTCATAGGACCACTACCGGATAGTTATACAATGTTTAAAAAGAACATTAACAGTGTATTTCCAACTATATTTGATACTAAATATATATCGCATGCTATGAGTAAGAAACTCACTTTTTCTGAGTCTTGGAAATCAAATGCATTACAAGATTTGTATGAATTCTTCGCTGAAAGAAAATGTAAGAAACTTGAATATGGAATCAACATTGTACGACTGACCACACCATTTGATATTAAACAAAGCTATCATGAAGCCGGATGGGACGCTTACTGTTCAGGTTATTGCTTTATACGGCTCGGTCACTGGGCCGCCTGCGAGAACCGCGGCAAGTCTCACGTGATCGGACCCAGGGAGAAACTCGCAGCCCTAGCGCCTTACTGCAACAAGGTCAATGTTATAAGAGGTGGCGTTTCTTATATGAATTTCTCAGAAAACGATCCACCTCGGAACAGACCTGTCTTGTTGCACGTTAAATGTCTAAAAGACACCGTCATAGATGTTGAAAAGGTGGCGTCGCTACTGGGCAGCTTCGGTTCGATCGACATTAAGCCCTGTGGCAAGCGAGCCGCCTTGGTAGCGACCGGCGCACAGTTTATGGTAGACAAAATTCTGAAAACCTATGAAAACAACAGAGATTATAGAATTTCGAAATACAGTGTATACAAGCATTCAGTTGCAGGTCGCTTCGCTATCTGGAGCGGTTCGATTGTAACAGGCGGCCTGGCGTTATACTTAATTCATAAGAAATTTAAATCTATTTTGTTATAA
Protein
MPDLILTCSFYLNILIYRDKNVEGAKNAPIAILEDNLIAYLLGFLHVIKLLETHKKPIVGHNMFLDMLFLHNQFIGPLPDSYTMFKKNINSVFPTIFDTKYISHAMSKKLTFSESWKSNALQDLYEFFAERKCKKLEYGINIVRLTTPFDIKQSYHEAGWDAYCSGYCFIRLGHWAACENRGKSHVIGPREKLAALAPYCNKVNVIRGGVSYMNFSENDPPRNRPVLLHVKCLKDTVIDVEKVASLLGSFGSIDIKPCGKRAALVATGAQFMVDKILKTYENNRDYRISKYSVYKHSVAGRFAIWSGSIVTGGLALYLIHKKFKSILL

Summary

Description
3'-5' exonuclease that specifically cleaves precursor piRNAs (pre-piRNAs) at their 3' ends (PubMed:26919431). Trims pre-piRNAs to their mature size, a process required for piRNAs maturation and stabilization, and subsequent pre-piRNAs 2'-O-methylation (PubMed:26919431). The piRNA metabolic process mediates the repression of transposable elements during meiosis by forming complexes composed of piRNAs and Piwi proteins and govern the methylation and subsequent repression of transposons (PubMed:26919431).
3'-exoribonuclease that has a preference for poly(A) tails of mRNAs, thereby efficiently degrading poly(A) tails (PubMed:27515512). Exonucleolytic degradation of the poly(A) tail is often the first step in the decay of eukaryotic mRNAs and is also used to silence certain maternal mRNAs translationally during oocyte maturation and early embryonic development (PubMed:27515512). May act as a regulator of multipotency in embryonic stem cells (PubMed:27515512).
Catalytic Activity
Exonucleolytic cleavage of poly(A) to 5'-AMP.
Cofactor
Mg(2+)
Subunit
Interacts with Papi/Tdrkh; interaction takes place on the mitochondrial surface and recruits PNLDC1/trimmer to PIWI-bound pre-piRNAs.
Similarity
Belongs to the CAF1 family.
Keywords
Complete proteome   Exonuclease   Hydrolase   Magnesium   Membrane   Metal-binding   Mitochondrion   Mitochondrion outer membrane   Nuclease   Reference proteome   RNA-binding   RNA-mediated gene silencing   Transmembrane   Transmembrane helix   Endoplasmic reticulum   Nonsense-mediated mRNA decay  
Feature
chain  Pre-piRNA 3'-exonuclease trimmer
EC Number
3.1.13.-
3.1.13.4
EMBL
BABH01008568    BABH01008569    NWSH01000001    PCG81122.1    RSAL01000081    RVE48606.1    + More
KQ461198    KPJ06242.1    ODYU01011676    SOQ57573.1    AGBW02009807    OWR49885.1    KQ459606    KPI91649.1    GECU01037591    JAS70115.1    GECZ01024832    JAS44937.1    GEBQ01018658    JAT21319.1    NEVH01006727    PNF36867.1    GEDC01014385    JAS22913.1    GEDC01024522    JAS12776.1    PNF36865.1    PNF36864.1    PNF36863.1    KK852556    KDR21432.1    KK107024    EZA62295.1    PNF36866.1    KQ977305    KYN03705.1    KQ980735    KYN13751.1    KQ981756    KYN36114.1    KQ982450    KYQ56227.1    QOIP01000004    RLU24257.1    PYGN01001374    PSN35310.1    GL888470    EGI60474.1    KQ971372    EFA09703.1    GL441256    EFN64967.1    GEZM01027912    JAV86582.1    KZ288285    PBC29502.1    GBBI01004750    JAC13962.1    KQ434943    KZC12235.1    KQ759903    OAD62005.1    GECL01000966    JAP05158.1    GDHC01013405    JAQ05224.1    KQ435755    KOX76046.1    RQTK01000212    RUS84255.1    KQ976741    KYM75585.1    NEDP02001925    OWF52139.1    MRZV01000766    PIK44614.1    KB201304    ESO97720.1    GFWV01007803    MAA32533.1    GFJQ02006924    JAW00046.1    APGK01022442    APGK01022443    APGK01022444    APGK01022445    KB740424    ENN80687.1    AMQN01003698    KB312525    ELT87068.1    KL341697    KFZ53302.1    KK941262    KFQ50871.1    GG666552    EEN56184.1    GGLE01006067    MBY10193.1    KL410630    KFQ98036.1    KK600886    KFW06043.1    GL761667    EFZ22924.1    KK501404    KFP14611.1    KK739865    KFP38394.1    AKCR02000002    PKK33198.1    KL225581    KFM00515.1    KK735662    KFR15283.1    KK452852    KFQ74597.1    KK662111    KFQ08896.1    KL447472    KFO73801.1    LSYS01006902    OPJ72849.1    OPJ72850.1    CAEY01000383    GFAC01002331    JAT96857.1    GBBM01000843    JAC34575.1    ADON01047579    KL217258    KFV75551.1    KL230267    KFV05207.1    KL217729    KFO98101.1    KK395402    KFV57036.1    AL589878    BC158033    JO840656    AEO32273.1    KL670888    KFW80343.1    KK811878    KFQ36117.1    KL491093    KFO11283.1    AEYP01076172    KK675958    KFQ08909.1    KB742815    EOB03981.1    ABQF01000072    ABQF01000073    KK844906    KFP86718.1    KL444849    KFW95165.1    GEDV01005110    JAP83447.1    AJFE02021429    AK305859    BAK62853.1   
Pfam
PF04857   CAF1        + More
PF00096   zf-C2H2
Interpro
IPR036397   RNaseH_sf        + More
IPR036867   R3H_dom_sf       
IPR006941   RNase_CAF1       
IPR012337   RNaseH-like_sf       
IPR012677   Nucleotide-bd_a/b_plait_sf       
IPR013087   Znf_C2H2_type       
IPR036236   Znf_C2H2_sf       
SUPFAM
SSF53098   SSF53098        + More
SSF57667   SSF57667       
Gene 3D
PDB
3D45     E-value=8.88738e-19,     Score=229

Ontologies

Topology

Subcellular location
Mitochondrion outer membrane  
Endoplasmic reticulum membrane   Localizes mainly in the endoplasmic reticulum.   With evidence from 5 publications.
Length:
328
Number of predicted TMHs:
1
Exp number of AAs in TMHs:
21.67408
Exp number, first 60 AAs:
1.75779
Total prob of N-in:
0.13807
outside
1  -  296
TMhelix
297  -  319
inside
320  -  328
 
 

Population Genetic Test Statistics

Pi
287.11442
Theta
197.855583
Tajima's D
0.665436
CLR
0.197957
CSRT
0.558522073896305
Interpretation
Uncertain
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