SGID Silkworm Genome Informatics Database
Gene
KWMTBOMO08802
Annotation
Nep1_protein_[Bombyx_mori]
Full name
Ribosomal RNA small subunit methyltransferase NEP1      
Alternative Name
18S rRNA (pseudouridine-N1)-methyltransferase
Ribosome biogenesis protein NEP1
Location in the cell
Nuclear   Reliability : 2.889
 

Sequence

CDS
ATGGGTAAAAAAAGAAAATTGGTTTCTAAAGATGATGATTTTGAATTTGATCCGATTCCTAAACATTTGGTTACTTCACACATAAAAAAGCAGGAAAAACGTCTTATAGTTATCCTGGAAAACGCACAACTGGAAAGCGTGAAAAATGGAAATAGCTTTGAGCTATTAAACTGTGATGACCATGGTCACATTTTAAGAAAAAACGATCGTGATCCTGGTTCTTGTCGCCCAGATATTACGCATCAGTCTCTCCTCATGTTGATGGACTCCCCGTTGAACAGAGCTGGCTTACTGCAGGTCTATATTCATACAGAAAAAAATGTTTTAATCGAAATTAATCCACAAACAAGAATACCTAGAACATTCAAGCGTTTTGCTGGATTAATGGTTCAACTTCTACACAAGTTTGCAATTAGAGCATCAGATGGGCCAATGAAACTTTTGAAAGTTATTAAAAATCCTGTCACGTCACATCTACCAGTTGGAGTCAAGAAAATTACTATGTCTTTTAGTTCTAAAATAGTTCAGAATTGCAGAGATCTGGTCCCAAAAGACGAACCCATTGTGATGGTCATAGGTGCAATGGCTCATGGTAAAGTTGAAGTAGACTACTCTGAAGATGTCATATCTATCAGCAATTATCCTTTATCAGCAGCATTGACTTGTGCTAAACTTTGTTCAGCATTTGAAGAAGTTTGGGGAGTAGCATAA
Protein
MGKKRKLVSKDDDFEFDPIPKHLVTSHIKKQEKRLIVILENAQLESVKNGNSFELLNCDDHGHILRKNDRDPGSCRPDITHQSLLMLMDSPLNRAGLLQVYIHTEKNVLIEINPQTRIPRTFKRFAGLMVQLLHKFAIRASDGPMKLLKVIKNPVTSHLPVGVKKITMSFSSKIVQNCRDLVPKDEPIVMVIGAMAHGKVEVDYSEDVISISNYPLSAALTCAKLCSAFEEVWGVA

Summary

Description
S-adenosyl-L-methionine-dependent pseudouridine N(1)-methyltransferase that methylates a pseudouridine in 18S rRNA. Involved the biosynthesis of the hypermodified N1-methyl-N3-(3-amino-3-carboxypropyl) pseudouridine (m1acp3-Psi) conserved in eukaryotic 18S rRNA. Has also an essential role in 40S ribosomal subunit biogenesis independent on its methyltransferase activity, facilitating the incorporation of ribosomal protein S19 during the formation of pre-ribosomes.
Catalytic Activity
a psi-uridine in 16S/18S rRNA + S-adenosyl-L-methionine = an N(1)-methylpseudouridine in 16S/18S rRNA + H(+) + S-adenosyl-L-homocysteine
Subunit
Homodimer.
Similarity
Belongs to the peptidase S1 family.
Belongs to the class IV-like SAM-binding methyltransferase superfamily. RNA methyltransferase NEP1 family.
Keywords
Complete proteome   Methyltransferase   Nucleus   Reference proteome   Ribosome biogenesis   RNA-binding   rRNA processing   rRNA-binding   S-adenosyl-L-methionine   Transferase  
Feature
chain  Ribosomal RNA small subunit methyltransferase NEP1
EC Number
2.1.1.-
EMBL
JN872356    AEV53624.1    RSAL01000266    RVE43256.1    NWSH01000179    PCG78691.1    + More
GDQN01007213    JAT83841.1    GAIX01000041    JAA92519.1    ODYU01005599    SOQ46599.1    KQ459596    KPI95512.1    KQ461195    KPJ06703.1    AK405476    BAM20781.1    JTDY01001240    KOB74436.1    AGBW02011012    OWR47380.1    KQ414819    KOC60495.1    KQ434936    KZC11977.1    KQ435899    KOX69115.1    GL450241    EFN81317.1    GEZM01051890    JAV74649.1    GBYB01013646    JAG83413.1    NNAY01003448    OXU19401.1    GL762091    EFZ22240.1    KQ982422    KYQ56596.1    GL888140    EGI66643.1    LBMM01005476    KMQ91481.1    KQ981161    KYN45437.1    KK852732    KDR17463.1    ADTU01021954    KZ288204    PBC33247.1    PYGN01000801    PSN40659.1    APGK01043560    BT127548    KB741015    KB632161    AEE62510.1    ENN75316.1    ERL89246.1    QOIP01000008    RLU19626.1    GL438029    EFN69687.1    GEDC01022174    JAS15124.1    GDKW01000495    JAI56100.1    ACPB03016588    GAHY01000382    JAA77128.1    NEVH01024540    PNF16843.1    LJIG01016309    KRT80988.1    GBBI01000882    JAC17830.1    GBGD01002738    JAC86151.1    KQ971354    EFA07025.1    DS235882    EEB20252.1    GECZ01023437    JAS46332.1    JRES01001169    KNC24819.1    GECU01007741    JAS99965.1    KK855878    PTY24229.1    GBHO01043644    GBHO01043643    GDHC01010063    JAF99959.1    JAF99960.1    JAQ08566.1    AK417785    BAN21000.1    GANO01002200    JAB57671.1    CH477234    EAT46749.1    GBHO01043642    JAF99961.1    GDHC01008499    JAQ10130.1    DS231877    EDS42132.1    CVRI01000064    CRL05174.1    GAKP01006367    JAC52585.1    GFDL01014320    JAV20725.1    CH902622    EDV34170.2    JXUM01070405    KQ562604    KXJ75505.1    GDHF01030459    JAI21855.1    CP012528    ALC48986.1    AXCM01000194    GBXI01013649    JAD00643.1    CH940653    EDW62883.2    GGFK01011293    MBW44614.1    AAAB01008859    EAA07709.3    APCN01000570    CH916376    EDV95418.1    ADMH02001605    ETN61848.1    GGFK01011274    MBW44595.1    GGFJ01008911    MBW58052.1    GGFM01007347    MBW28098.1    CH379063    EAL32278.1    CH479205    EDW30780.1    JXJN01012502    GAPW01003506    JAC10092.1    OUUW01000003    SPP77798.1    CH954180    EDV45816.1    CM000162    EDX01199.1    CH964291    EDW86413.1    BT132776    AET62581.1    AE014298    GAMC01001035    GAMC01001034    JAC05521.1    CH480819    EDW53163.1    CM000366    EDX17079.1    LJIJ01000126    ODN02049.1    GDAI01002121    JAI15482.1    CCAG010000299   
Pfam
PF03587   EMG1        + More
PF00089   Trypsin
Interpro
IPR029026   tRNA_m1G_MTases_N        + More
IPR029028   Alpha/beta_knot_MTases       
IPR005304   Rbsml_bgen_MeTrfase_EMG1/NEP1       
IPR009003   Peptidase_S1_PA       
IPR001314   Peptidase_S1A       
IPR018114   TRYPSIN_HIS       
IPR001254   Trypsin_dom       
IPR033116   TRYPSIN_SER       
SUPFAM
SSF75217   SSF75217        + More
SSF50494   SSF50494       
Gene 3D
PDB
5FAI     E-value=2.30794e-86,     Score=810

Ontologies

Topology

Subcellular location
  
Length:
236
Number of predicted TMHs:
0
Exp number of AAs in TMHs:
0.01981
Exp number, first 60 AAs:
0
Total prob of N-in:
0.20510
outside
1  -  236
 
 

Population Genetic Test Statistics

Pi
294.488839
Theta
226.953848
Tajima's D
0.937094
CLR
0
CSRT
0.64266786660667
Interpretation
Possibly Positive selection
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