SGID Silkworm Genome Informatics Database
Gene
KWMTBOMO01139  Validated by peptides from experiments
Pre Gene Modal
BGIBMGA007473
Annotation
PREDICTED:_tudor_and_KH_domain-containing_protein_[Bombyx_mori]
Full name
Tudor and KH domain-containing protein homolog       + More
Katanin p80 WD40 repeat-containing subunit B1      
Alternative Name
Partner of PIWIs protein
p80 katanin
Location in the cell
Nuclear   Reliability : 2.511
 

Sequence

CDS
ATGTCATTGAACACAAAATTAGCTTTGCCCATTGCTTTGGGCTTGTCCCTCGTGACTGTAACAGCATTTGTGGCCTACTATGTCCTCAAGAGAGATGAAGAAGAAAACGATAACAAGACAGTCAAGATTACTAAAATAAATACAATTGAAATTCATGTTCCTAAAAGCATTGTTCCAGCTCTGATTGGTCGCAATGGCTCCAACATTAAGGACCTTCAGAAGAAATCTGGTGCACAGATCCATTTCAAAAAGTTCACCGACCAGGACTATGATGTGTGTGTAGTCAGAGGACGAGCTGACACTACTCAGCTGGCTGAAACTTTAATACATGACTTTATCAAGCAACAGCCAACAATTATGTCAGAAAGTATTACTGTGCCAAGCTGGTCTTGTGGGAGAATAATTGGATCTGGAGGTGAGAACGTCAATGATATTAGCCATCGCAGTGGCGCTCGCGTCAAGGTCGAAAGTCCTAAAAGTACAGATAAAGTTGCTGAGCATCTAGTGACATTCCGTGGTACCAAGGAACAGATTGAAGTCGCCAAGAAACTTGTTGAGAACTGCATATCTTTAGAGCGGTGTAGACGGGAGATAGAGCAGTCGAAGCGTCCGCCCCGGCACAGCTCGTCGCCCCCCTCCCCCTGCCCCTCGCCCGGCGACCGCGACGCGGACGCGGACGCACAAGAGACAACGGGACCCAGTATCGAAGTGTACGTGTCGGCGGTTTCATCTCCTTCCCGTTTCTGGGTGCAGTTCGTAGGGCCCCAGGTCGCTCAGCTTGACGACCTAGTCGCTCACATGACCGAGTATTACTCTAAGAAGGAGAACAGAGAAGCGCATACCTTACGCCACGTGTCCGTTGGGCAAGTGGTGGCGGCGGTGTTCCGACACGACGGCCGCTGGTACCGGGCAAGGGTGCACGACATCAGGCCTAACGAGTTCGATTCATCGCAACAGGTAGCCGACGTGTTCTATCTGGACTACGGCGACAGCGAGTACGTGGCTACGCACGAGCTGTGCGAGCTAAGAGCGGACCTATTAAGGCTGCGGTTCCAGGCCATGGAGTGCTTCCTGGCTGGCGTCCGGCCCGCCAGCGGCGAGGAGGCCGTGTCTCCGTCTGGCCAGCGTTGGGACAAGTGGCATCCACAGGCCGTCGAGAGGTTCGAAGAACTTACCCAGGTAGCGAGGTGGAAGGCCCTGGTCTCCCGGACCTGCACGTACAAGAAGACGGCGACCGCTGAAGGAGAGAAGGACAAAGAGATACCTGGGATCAAACTGTTCGATGTTACTGATGAGGGCGAGCTGGACGTGGGCGCGGTGCTGGTGGCGGAGGGGTGGGCGGTGGCGGGCCCCGCCCCCTCCCCGCGCCCCTCGCCCCCGCGCGGACACACCACGCCCTTCGGAGACCTCAGCAAGTCCAAAGTACTCAGTATGACCGGCGGTGGTGGACGATCATCGTCCGTTCCAAAGGATCACAAAGACGATGGCAGCAATGTGCTCACCGTTGAAGGCGATGACTCCAAAGACAAAGACGGAATAACAGCATCGAAATCACTAGCCTCCGGTCTTGAGAAGTCTGACCGCCATCCGTTATCGATATCGAACTTCGATCTATCGTATCCCGACCCTTCGAGGAACAAACAACTGAACGGCTCCGATGATTTCTTGCACGGCGAGCGGCAAAATATCGATAACGAAATCACTATCGATACATTAGTTCCGCCGTCTCCCCTCTCTAACGCTCCGATACTGTCGAAAACGCTTCAAGACGAATTCAAGGCCAACATGAACCGAATAGATTCGCACCACAGTAATCTCGAAAACCTCGGTAAGTCCGCTTTTGAAAAGTGA
Protein
MSLNTKLALPIALGLSLVTVTAFVAYYVLKRDEEENDNKTVKITKINTIEIHVPKSIVPALIGRNGSNIKDLQKKSGAQIHFKKFTDQDYDVCVVRGRADTTQLAETLIHDFIKQQPTIMSESITVPSWSCGRIIGSGGENVNDISHRSGARVKVESPKSTDKVAEHLVTFRGTKEQIEVAKKLVENCISLERCRREIEQSKRPPRHSSSPPSPCPSPGDRDADADAQETTGPSIEVYVSAVSSPSRFWVQFVGPQVAQLDDLVAHMTEYYSKKENREAHTLRHVSVGQVVAAVFRHDGRWYRARVHDIRPNEFDSSQQVADVFYLDYGDSEYVATHELCELRADLLRLRFQAMECFLAGVRPASGEEAVSPSGQRWDKWHPQAVERFEELTQVARWKALVSRTCTYKKTATAEGEKDKEIPGIKLFDVTDEGELDVGAVLVAEGWAVAGPAPSPRPSPPRGHTTPFGDLSKSKVLSMTGGGGRSSSVPKDHKDDGSNVLTVEGDDSKDKDGITASKSLASGLEKSDRHPLSISNFDLSYPDPSRNKQLNGSDDFLHGERQNIDNEITIDTLVPPSPLSNAPILSKTLQDEFKANMNRIDSHHSNLENLGKSAFEK

Summary

Description
Participates in the primary piRNA biogenesis pathway and is required during spermatogenesis to repress transposable elements and prevent their mobilization, which is essential for the germline integrity (PubMed:23970546, PubMed:26919431). The piRNA metabolic process mediates the repression of transposable elements during meiosis by forming complexes composed of piRNAs and Piwi proteins (Siwi or Ago3) and govern the methylation and subsequent repression of transposons (PubMed:23970546, PubMed:26919431). Required for the final steps of primary piRNA biogenesis by participating in the processing of 31-37 nt intermediates into mature piRNAs: acts by recruiting the exonuclease PNLDC1/trimmer to Siwi-bound pre-piRNAs (PubMed:26919431).
Participates in a complex which severs microtubules in an ATP-dependent manner. May act to target the enzymatic subunit of this complex to sites of action such as the centrosome. Microtubule severing may promote rapid reorganization of cellular microtubule arrays and the release of microtubules from the centrosome following nucleation.
Involved in the piwi-interacting RNA (piRNA) metabolic process, which mediates the repression of transposable elements during meiosis by forming complexes composed of piRNAs and Piwi proteins, and governs the methylation and subsequent repression of transposons which is essential for germline integrity (PubMed:21447556, PubMed:29531043). Likely to act by recruiting Piwi proteins such as AGO3 and piwi to the piRNA biogenesis machinery in the nuage (PubMed:21447556, PubMed:29531043). Required for the final steps of primary piRNA biogenesis by participating in the 3' end-trimming of piwi-bound intermediates into mature piRNAs (PubMed:29531043).
Subunit
Interacts with (symmetrically methylated) Siwi (PubMed:23970546, PubMed:26919431). Interacts with (symmetrically methylated) Ago3 (PubMed:23970546). Interacts with PNLDC1/trimmer; interaction takes place on the mitochondrial surface and recruits PNLDC1/trimmer to Siwi-bound pre-piRNAs (PubMed:26919431).
Interacts with KATNA1. This interaction enhances the microtubule binding and severing activity of KATNA1 and also targets this activity to the centrosome.
Interacts (via C-terminus) with AGO3 (via the N-terminal region when symmetrically methylated on arginine residues); this interaction is RNA-independent and may be required for AGO3 localization to the nuage (PubMed:21447556). Interacts (via Tudor domain) with piwi (via N-terminus) (PubMed:21447556, PubMed:29531043). Interacts with tral and me31B (PubMed:21447556).
Similarity
Belongs to the Tdrkh family.
Belongs to the WD repeat KATNB1 family.
Belongs to the XK family.
Belongs to the universal ribosomal protein uS3 family.
Belongs to the mitochondrial carrier (TC 2.A.29) family.
Keywords
3D-structure   Complete proteome   Differentiation   Membrane   Mitochondrion   Mitochondrion outer membrane   Reference proteome   Repeat   RNA-binding   RNA-mediated gene silencing   Spermatogenesis   Transmembrane   Transmembrane helix   Cytoplasm   Nucleus  
Feature
chain  Tudor and KH domain-containing protein homolog
EMBL
BABH01036235    BABH01036236    BABH01036237    BABH01036238    KQ459249    KPJ02337.1    + More
KQ460468    KPJ14587.1    AGBW02008752    OWR52635.1    NEVH01013964    PNF28213.1    GDAI01000680    JAI16923.1    AJVK01027734    BT128069    AEE63030.1    GEBQ01016332    JAT23645.1    KK852854    KDR15021.1    PYGN01000938    PSN39206.1    GAPW01000658    JAC12940.1    CH477971    EAT34718.1    JXUM01010565    KQ560311    KXJ83116.1    GDHF01030576    GDHF01024009    GDHF01019077    GDHF01011850    GDHF01001984    GDHF01001474    JAI21738.1    JAI28305.1    JAI33237.1    JAI40464.1    JAI50330.1    JAI50840.1    GEZM01095796    JAV55343.1    GAKP01012430    GAKP01012428    GAKP01012427    GAKP01012426    JAC46522.1    GAMC01012363    JAB94192.1    GFDL01007401    JAV27644.1    EZ423730    ADD20006.1    DS232248    EDS38370.1    CCAG010011564    GECZ01018918    GECZ01011322    JAS50851.1    JAS58447.1    GECZ01019313    GECZ01013395    GECZ01005951    JAS50456.1    JAS56374.1    JAS63818.1    GEDC01017234    JAS20064.1    LJIG01022720    KRT79064.1    AJWK01013029    AJWK01013030    APGK01036313    KB740939    KB631813    ENN77717.1    ERL86377.1    JXJN01024138    CH933807    EDW13125.1    KRG03586.1    KRG03587.1    DS235335    EEB14875.1    CH379060    EAL33700.1    KRT04125.1    AE014134    AY058408    GECU01028454    GECU01027109    GECU01017520    JAS79252.1    JAS80597.1    JAS90186.1    CH902620    EDV31316.1    KPU73314.1    KPU73315.1    CM000157    EDW87348.1    KRJ97127.1    KRJ97128.1    CH480820    EDW53960.1    CH479180    EDW28884.1    CM002910    KMY87613.1    KMY87614.1    KMY87615.1    KMY87616.1    AXCM01004445    CM000361    EDX03424.1    GANO01000519    JAB59352.1    CH954177    EDV57432.1    KQS69990.1    AXCN02001856    GFDF01006784    JAV07300.1    CVRI01000054    CRL00728.1    CRL00727.1    GFDF01006785    JAV07299.1    APCN01005219    AAAB01008980    EAA13859.4    GFTR01006413    JAW10013.1    GBYB01005303    JAG75070.1    ATLV01015102    KE525002    KFB40048.1    KB202544    ESO89711.1   
Pfam
PF00013   KH_1        + More
PF00567   TUDOR
PF13925   Katanin_con80
PF12894   ANAPC4_WD40
PF09815   XK-related
PF00400   WD40
PF00189   Ribosomal_S3_C
PF07650   KH_2
PF11901   DUF3421
PF00153   Mito_carr
Interpro
IPR004088   KH_dom_type_1        + More
IPR035437   SNase_OB-fold_sf       
IPR036612   KH_dom_type_1_sf       
IPR002999   Tudor       
IPR004087   KH_dom       
IPR001680   WD40_repeat       
IPR024977   Apc4_WD40_dom       
IPR015943   WD40/YVTN_repeat-like_dom_sf       
IPR019775   WD40_repeat_CS       
IPR020472   G-protein_beta_WD-40_rep       
IPR028021   Katanin_C-terminal       
IPR018629   XK-rel       
IPR017986   WD40_repeat_dom       
IPR036322   WD40_repeat_dom_sf       
IPR026962   Katanin_bsu1       
IPR005703   Ribosomal_S3_euk/arc       
IPR036419   Ribosomal_S3_C_sf       
IPR001351   Ribosomal_S3_C       
IPR004044   KH_dom_type_2       
IPR015946   KH_dom-like_a/b       
IPR018280   Ribosomal_S3_CS       
IPR009019   KH_sf_prok-type       
IPR024518   DUF3421       
IPR006616   DM9_repeat       
IPR023395   Mt_carrier_dom_sf       
IPR018108   Mitochondrial_sb/sol_carrier       
SUPFAM
SSF54791   SSF54791        + More
SSF50978   SSF50978       
SSF54821   SSF54821       
SSF54814   SSF54814       
SSF103506   SSF103506       
PDB
5VY1     E-value=5.09747e-127,     Score=1165

Ontologies

Topology

Subcellular location
Mitochondrion outer membrane   Localizes to the outer surface of mitochondria.   With evidence from 5 publications.
Cytoplasm   Predominantly cytoplasmic. Localized to the interphase centrosome and mitotic spindle poles.   With evidence from 1 publications.
Cytoskeleton   Predominantly cytoplasmic. Localized to the interphase centrosome and mitotic spindle poles.   With evidence from 1 publications.
Microtubule organizing center   Predominantly cytoplasmic. Localized to the interphase centrosome and mitotic spindle poles.   With evidence from 1 publications.
Centrosome   Predominantly cytoplasmic. Localized to the interphase centrosome and mitotic spindle poles.   With evidence from 1 publications.
Spindle pole   Predominantly cytoplasmic. Localized to the interphase centrosome and mitotic spindle poles.   With evidence from 1 publications.
Spindle   Predominantly cytoplasmic. Localized to the interphase centrosome and mitotic spindle poles.   With evidence from 1 publications.
Membrane   Predominantly cytoplasmic. Localized to the interphase centrosome and mitotic spindle poles.   With evidence from 1 publications.
Nucleus   Component of the meiotic nuage, also named P granule, a germ-cell-specific organelle required to repress transposon activity during meiosis. Expressed in the cytoplasm of germline stem cells, cyst cells, nurse cells and oocytes, with strong accumulation in region IIb germline cysts in the germarium. In post-germarium egg chambers accumulates in the perinuclear loci that appear to be the nuage.   With evidence from 7 publications.
P-body   Component of the meiotic nuage, also named P granule, a germ-cell-specific organelle required to repress transposon activity during meiosis. Expressed in the cytoplasm of germline stem cells, cyst cells, nurse cells and oocytes, with strong accumulation in region IIb germline cysts in the germarium. In post-germarium egg chambers accumulates in the perinuclear loci that appear to be the nuage.   With evidence from 7 publications.
Length:
616
Number of predicted TMHs:
1
Exp number of AAs in TMHs:
22.76228
Exp number, first 60 AAs:
22.76124
Total prob of N-in:
0.99496
POSSIBLE N-term signal
sequence
inside
1  -  6
TMhelix
7  -  29
outside
30  -  616
 
 

Population Genetic Test Statistics

Pi
273.970206
Theta
174.082883
Tajima's D
1.598788
CLR
0.579402
CSRT
0.807609619519024
Interpretation
Uncertain
Peptides ×
Source Sequence Identity Evalue
28467696 FQAEVYEIIAQVENVTK 96.15 5e-12
28467696 QQNPNNEEFVTWEAYR 100.00 9e-08
28467696 IIGQVSVTAIDNCNYQIDVQK 100.00 9e-04
28467696 KFSTMPYIFCNINNVCDFAQR 100.00 0.004
28467696 FTDPSSNEVITIK 100.00 0.014
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