Tag |
Content |
dbPAF ID |
dbPAF-0001612 |
Uniprot Accession |
O43684; BUB3_HUMAN; A6NJ42; B2R6E7; D3DRE9; O43685; |
Genbank Protein ID |
NP_001007794.1; NP_004716.1; |
Genbank Nucleotide ID |
NM_001007793.2; NM_004725.3; |
Protein Name |
Mitotic checkpoint protein BUB3 |
Protein Synonyms/Alias |
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Gene Name |
BUB3 |
Gene Synonyms/Alias |
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Organism |
Homo sapiens(Human) |
NCBI Taxa ID |
9606 |
Functional Description (View all) |
Has a dual function in spindle-assembly checkpoint signaling and in promoting the establishment of correct kinetochore-microtubule (K-MT) attachments. Promotes the formation of stable end-on bipolar attachments. Necessary for kinetochore localization of BUB1. Regulates chromosome segregation during oocyte meiosis. The BUB1/BUB3 complex plays a role in the inhibition of anaphase-promoting complex or cyclosome (APC/C) when spindle-assembly checkpoint is activated and inhibits the ubiquitin ligase activity of APC/C by phosphorylating its activator CDC20. This complex can also phosphorylate MAD1L1.Functional Description
Has a dual function in spindle-assembly checkpoint signaling and in promoting the establishment of correct kinetochore-microtubule (K-MT) attachments. Promotes the formation of stable end-on bipolar attachments. Necessary for kinetochore localization of BUB1. Regulates chromosome segregation during oocyte meiosis. The BUB1/BUB3 complex plays a role in the inhibition of anaphase-promoting complex or cyclosome (APC/C) when spindle-assembly checkpoint is activated and inhibits the ubiquitin ligase activity of APC/C by phosphorylating its activator CDC20. This complex can also phosphorylate MAD1L1.
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Phosphorylation Sites
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dbPAF PTMs: 11 |
Sequence (Fasta) | MTGSNEFKLN QPPEDGISSV KFSPNTSQFL LVSSWDTSVR LYDVPANSMR LKYQHTGAVL 60 DCAFYDPTHA WSGGLDHQLK MHDLNTDQEN LVGTHDAPIR CVEYCPEVNV MVTGSWDQTV 120 KLWDPRTPCN AGTFSQPEKV YTLSVSGDRL IVGTAGRRVL VWDLRNMGYV QQRRESSLKY 180 QTRCIRAFPN KQGYVLSSIE GRVAVEYLDP SPEVQKKKYA FKCHRLKENN IEQIYPVNAI 240 SFHNIHNTFA TGGSDGFVNI WDPFNKKRLC QFHRYPTSIA SLAFSNDGTT LAIASSYMYE 300 MDDTEHPEDG IFIRQVTDAE TKPKSPCT
329Fasta Sequence
>O43684|BUB3|Homo sapiens(Human) MTGSNEFKLNQPPEDGISSVKFSPNTSQFLLVSSWDTSVRLYDVPANSMRLKYQHTGAVLDCAFYDPTHAWSGGLDHQLKMHDLNTDQENLVGTHDAPIRCVEYCPEVNVMVTGSWDQTVKLWDPRTPCNAGTFSQPEKVYTLSVSGDRLIVGTAGRRVLVWDLRNMGYVQQRRESSLKYQTRCIRAFPNKQGYVLSSIEGRVAVEYLDPSPEVQKKKYAFKCHRLKENNIEQIYPVNAISFHNIHNTFATGGSDGFVNIWDPFNKKRLCQFHRYPTSIASLAFSNDGTTLAIASSYMYEMDDTEHPEDGIFIRQVTDAETKPKSPCT
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Keyword |
KW-0007--Acetylation KW-0013--ADP-ribosylation KW-0025--Alternative splicing KW-0131--Cell cycle KW-0132--Cell division KW-0137--Centromere KW-0158--Chromosome KW-0159--Chromosome partition KW-0181--Complete proteome KW-1017--Isopeptide bond KW-0995--Kinetochore KW-0469--Meiosis KW-0498--Mitosis KW-0539--Nucleus KW-0597--Phosphoprotein KW-1185--Reference proteome KW-0677--Repeat KW-0832--Ubl conjugation KW-0853--WD repeat
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Interpro |
IPR020472--G-protein_beta_WD-40_rep IPR015943--WD40/YVTN_repeat-like_dom IPR001680--WD40_repeat IPR017986--WD40_repeat_dom
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PROSITE |
PS50082--WD_REPEATS_2 PS50294--WD_REPEATS_REGION
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Pfam |
PF00400--WD40
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Gene Ontology |
GO:0000777--C:condensed chromosome kinetochore GO:0005829--C:cytosol GO:0000776--C:kinetochore GO:0005654--C:nucleoplasm GO:0031145--P:anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process GO:0008608--P:attachment of spindle microtubules to kinetochore GO:0051301--P:cell division GO:0051321--P:meiotic cell cycle GO:0000278--P:mitotic cell cycle GO:0000070--P:mitotic sister chromatid segregation GO:0007094--P:mitotic spindle assembly checkpoint GO:0051436--P:negative regulation of ubiquitin-protein ligase activity involved in mitotic cell cycle GO:0051439--P:regulation of ubiquitin-protein ligase activity involved in mitotic cell cycle GO:0007264--P:small GTPase mediated signal transduction GO:0071173--P:spindle assembly checkpoint
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