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SPTY2D1

Gene
spty2d1
Protein
Protein SPT2 homolog
Organism
Xenopus laevis
Length
800 amino acids
Function
Histone chaperone that stabilizes pre-existing histone tetramers and regulates replication-independent histone exchange on chromatin. Required for normal chromatin refolding in the coding region of transcribed genes, and for the suppression of spurious transcription. Binds DNA and histones and promotes nucleosome assembly (in vitro). Facilitates formation of tetrameric histone complexes containing histone H3 and H4 (By similarity). Modulates RNA polymerase 1-mediated transcription (By similarity). Binds DNA, with a preference for branched DNA species, such as Y-form DNA and Holliday junction DNA (By similarity).
Similarity
Belongs to the SPT2 family.
Mass
83.745 kDa
Sequence
MDFHSVLRMAAAKPGPDGVMKRYSLAVGPPRKDPKVKGVNSAAVQAFLRKKDQEIQNKEVEAKRKKEGLLAKRKELKHDRKARAMASRTKDNFRGYNGIPVEEKPKKHKGSGLEEGPNESMQSTEEDEEYMTEEELYEYSQSESEREEEQEEMPPQKVAKAAPGKKPPPPALNFTELLRLAERKQHEPVEVIRPLKKEERLRTAEELKELEFLERKAQKADRKDPMRNGQVVKISKGSGDKYYSLKGSHSVEKRSHENSKSSSTEQNGTFRKSSSDNRSREEKSGSVFHTKDSKFPTKSSSAKDCGAKGFRPSATGDCKNRNDSTRASGSTSLRPSSGGSSSVSGRPSGSSEKPGSSSGKPMGGSGSSSARSSSGSGKPTGATGSGKPTGASGSGSARSVGESGSRSGKPTGASGSGLARSVGASGSGSGKPTGATDSGRPTGVSGSGSARSVGASGSGKPTGASVSGSARSVGASGSGKPTGASGSGSARSVGASRSVSGKPTGASGSGKPTGAPGASSGKPAGVSGSVSSFARPRSNSSMAPAKPAASSGSARPSSSGTPRASSTGNSSSNYSRQASSSGAVRPSSGPPTGGTPKGPSPRPGTGPNSVRHNTTSISVSARSSLGSGPGRPVAASATGQSAMAKPKCTVVAETISSKNFVPKSINGHMNGMRSAVPPGHRPNMQPPGRPLPPITSSYKRRIDDDEYDSEMDDFIDDGGECQDEISKHIREIFGYDRNRYRDESDYALRYMESSFREQQKEEARSLRLGIQEDLEELRREEEELKQKAKQLKSAKKMKSR

Gene
spty2d1
Protein
Protein SPT2 homolog
Organism
Xenopus tropicalis
Length
778 amino acids
Function
Histone chaperone that stabilizes pre-existing histone tetramers and regulates replication-independent histone exchange on chromatin. Required for normal chromatin refolding in the coding region of transcribed genes, and for the suppression of spurious transcription. Binds DNA and histones and promotes nucleosome assembly (in vitro). Facilitates formation of tetrameric histone complexes containing histone H3 and H4 (By similarity). Modulates RNA polymerase 1-mediated transcription (By similarity). Binds DNA, with a preference for branched DNA species, such as Y-form DNA and Holliday junction DNA (By similarity).
Similarity
Belongs to the SPT2 family.
Mass
81.318 kDa
Sequence
MDFHSVLKMAAAKPGSDGIAKRYSLAVGPPKKDPKVKGVDSAAVQAFLRKKDEESRRKETVEKRKKEDLLAKRKELKHDRKARAMASRTKDNFKGYNGIPIEEKPRKRKRSGTEEDQNDNMAAEGEEYMTEEELYEYSQSESEQEEEEELPPQKVPKPAPGKKPPTPALNFNDLLRLAERKQYEPVEVVRPVKKEERLRTAEELKELEFLERKAQKADRKDPKRNEQLVKVSKGSGDKYSSLKGTHSGNSKSSSTEQNGTIRKSSSDTGSRTEKSGSVFHTKESKKPSSAKDLGGKGSRPNVTGDGKDRHSSSQPSAASNSAFGRPSGSARPSGSSGPGRPLGGSGSSSGKSTGGSASGSARSVGGSGSGSGKPMGGSGSGKPIGGLHSSHGSGKPTGGTGSGSGKPTGASGSGSGKPTGSSGSAKSVRESGSGSRSVRESGSGSRSVRESGSGSGSARSVRESGSGSGSARSVRESGSGSGSARSVRESGSAKQAGGPGSGRALGSGSSFARPSSNSSPAPGKPAAGSGSARPSSSGTPRSSSMGHSTSNSSRQPSSSGAVRPSSGPPTGATPKGPSPRPGAGPTSVRPNSTSVPGSARSSLGSGPGRPVAASATGQLAPAKPKCTVVAETISSKNFVPKSINGHMNGIRTAAPPGHRPAMRPPGPPLPPITSSYKRRIDDDDDYDSEMDDFIDDGGECQDEISKHIREIFGYDRTKYRDESDYALRYMESTFREQQKEEARSLRLGIQEDLEELQREEEELKRKAKQLKAAKKMSR

Gene
SPTY2D1
Protein
Protein SPT2 homolog
Organism
Gallus gallus
Length
690 amino acids
Function
Histone chaperone that stabilizes pre-existing histone tetramers and regulates replication-independent histone exchange on chromatin. Required for normal chromatin refolding in the coding region of transcribed genes, and for the suppression of spurious transcription. Binds DNA and histones and promotes nucleosome assembly (in vitro) (By similarity). Modulates RNA polymerase 1-mediated transcription (PubMed:23378026). Required for optimal growth in the presence of the DNA damaging agents actinomycin D or mitomycin C (in vitro) (PubMed:23378026). Facilitates formation of tetrameric histone complexes containing histone H3 and H4 (By similarity). Modulates RNA polymerase 1-mediated transcription (By similarity). Binds DNA, with a preference for branched DNA species, such as Y-form DNA and Holliday junction DNA (By similarity).
Similarity
Belongs to the SPT2 family.
Mass
74.06 kDa
Sequence
MDFHNILVMASEQQGLNAVPKRYSLAVGPPKKVPKVKGVESAAVQAFLRRKEEEKRKKELEEKRKKERLLAKRIELKHDRKARAMASRTKDNFYGYNGIPVEEKPKKRRRTCENVSQAPEAEYATENEAEQLEFAQTESEYEQEEYDEKPSKAAVKPKAPPKSAPAPLNFADLLRLAEKKQYEPVEIKVVKKIEERPRTAEELREREYLERKNKRVETQKKKSEKEVKSAGISSSSKKATSLKECADAKLSRSAADKHAPPKSSLSSLSGTDKKPKAPALTEKHSRSFSSSKLSQMEKGKTSQNSSLKSPAAGSHSKLPANGMGKTGSSFPVPSSKPMANGAQRLPSAKESSLKKPVHTKPGNAAALQHETNSSAKRPSSSLGKGGSGHPAGGSSAGPGRSSSNSGTGPGRPGSVSSPGPGRQGSSSAAGPGRPSSSSSLGPGRLGSGSGVGPGRPGGSSSTGLGRPGGSSGTGPGRPGNSTNTAPGRLGSGMGTGPGRPGVGPSAGPGRPGSSSGTGPGRPGVSPSAGPGRPGLTAVKPRCTVVSETISSKNLVTRPSNGQINGMRSPPGHRPVFRPQGIGRPPVGYKRQIDDDDDDDEYDSEMDDFIEDEGEPQEEISKHIREIFGYDRKRYKDESDYALRYMESSWREQQKEEARSLRLGVQEDLEELRREEEELKRKRQSKKLRTR

Gene
SPTY2D1
Protein
Protein SPT2 homolog
Organism
Homo sapiens
Length
685 amino acids
Function
Histone chaperone that stabilizes pre-existing histone tetramers and regulates replication-independent histone exchange on chromatin (PubMed:26109053). Required for normal chromatin refolding in the coding region of transcribed genes, and for the suppression of spurious transcription (PubMed:26109053). Binds DNA and histones and promotes nucleosome assembly (in vitro) (PubMed:23378026, PubMed:26109053). Facilitates formation of tetrameric histone complexes containing histone H3 and H4 (PubMed:26109053). Modulates RNA polymerase 1-mediated transcription (By similarity). Binds DNA, with a preference for branched DNA species, such as Y-form DNA and Holliday junction DNA (PubMed:23378026).
Similarity
Belongs to the SPT2 family.
Mass
75.599 kDa
Sequence
MDFREILMIASKGQGVNNVPKRYSLAVGPPKKDPKVKGVQSAAVQAFLKRKEEELRRKALEEKRRKEELVKKRIELKHDKKARAMAKRTKDNFHGYNGIPIEEKSKKRQATESHTSQGTDREYEMEEENEFLEYNHAESEQEYEEEQEPPKVESKPKVPLKSAPPPMNFTDLLRLAEKKQFEPVEIKVVKKSEERPMTAEELREREFLERKHRRKKLETDGKLPPTVSKKAPSQKESVGTKLSKGSGDRHPSSKGMPLPHAEKKSRPSMANEKHLALSSSKSMPGERIKAGSGNSSQPSLREGHDKPVFNGAGKPHSSTSSPSVPKTSASRTQKSAVEHKAKKSLSHPSHSRPGPMVTPHNKAKSPGVRQPGSSSSSAPGQPSTGVARPTVSSGPVPRRQNGSSSSGPERSISGSKKPTNDSNPSRRTVSGTCGPGQPASSSGGPGRPISGSVSSARPLGSSRGPGRPVSSPHELRRPVSGLGPPGRSVSGPGRSISGSIPAGRTVSNSVPGRPVSSLGPGQTVSSSGPTIKPKCTVVSETISSKNIISRSSNGQMNGMKPPLSGYRAAQGPQRLPFPTGYKRQREYEEEDDDDDEYDSEMEDFIEDEGEPQEEISKHIREIFGYDRKKYKDESDYALRYMESSWKEQQKEEAKSLRLGMQEDLEEMRREEEEMQRRRAKKLKRR

Gene
Spty2d1
Protein
Protein SPT2 homolog
Organism
Mus musculus
Length
682 amino acids
Function
Histone chaperone that stabilizes pre-existing histone tetramers and regulates replication-independent histone exchange on chromatin. Required for normal chromatin refolding in the coding region of transcribed genes, and for the suppression of spurious transcription. Binds DNA and histones and promotes nucleosome assembly (in vitro). Facilitates formation of tetrameric histone complexes containing histone H3 and H4 (By similarity). Modulates RNA polymerase 1-mediated transcription (By similarity). Binds DNA, with a preference for branched DNA species, such as Y-form DNA and Holliday junction DNA (By similarity).
Similarity
Belongs to the SPT2 family.
Mass
74.818 kDa
Sequence
MDFREILLIASKGQGVNHVPKRYSLAVGPPKKDPKVKGVQSAAVQAFLRRKEEELRQKALEEKKRKEELVKKRIELKHDKKARAMAKRTKDNFHGYDGIPVEEKTKKKQLVESHLNQGTDQEYDVEEEDFIDYNQAELDQDYEEEQEPPKAESKPKAPLKSAPSPMNFTDLLRLAEKKQFEPVEIKVVKKAEDRPLTAEELREREFLERKHRKKKPEPDAKLPPPVLKKAPSHKDIMGTKPSRGAGDRQLASKGLPFPQAEKKFRPSTASEKQAALSSPKSLPGERTKVGSGSSTQPSLREGHNRPVFNGAGKPRPSTCSPSVPKTPASGTQKSASEHKAKKPLPSHPSHSKPGPTVLSHNKSKSPGVRQPGSNSGSAPGQPNPGTARPTLSSGPVPRRQNGSSSSGPEQSAGGIRKLASNSHLSGRTLNGTNGPGRPASSSSGPGRPISGSAGSGRPVGSSGGPGQPVNNPHDLRRPMNSLSSPGRAVSGPGRSISGSIPAGRTVNSGPGRPVSSLGPGRAVSNPGLPTKPRCTVVSETISSKNIISRSSNGQINGMKPLLSGYRSAQGPQRLPFPTGYKRPREYEEDDDDEYDSEMDDFIEDEGEPQEEISKHIREIFGYDRKKYKDESDYALRYMESSWKEQQKEEAKSLRLGMQEDLEEMRREEEELKRRKAKKLKRH

Gene
spty2d1
Protein
Protein SPT2 homolog
Organism
Danio rerio
Length
629 amino acids
Function
Histone chaperone that stabilizes pre-existing histone tetramers and regulates replication-independent histone exchange on chromatin. Required for normal chromatin refolding in the coding region of transcribed genes, and for the suppression of spurious transcription. Binds DNA and histones and promotes nucleosome assembly (in vitro). Facilitates formation of tetrameric histone complexes containing histone H3 and H4 (By similarity). Modulates RNA polymerase 1-mediated transcription (By similarity). Binds DNA, with a preference for branched DNA species, such as Y-form DNA and Holliday junction DNA (By similarity).
Similarity
Belongs to the SPT2 family.
Mass
69.438 kDa
Sequence
MDFDSVLSIASQNQGLSSLPKRYSLKTGPPKKDLKVGGVNSAAVQAFLKKKAVEQKNKEQQDKKAKEDLLAKRVELKSDRKARAMASRTKDNFRGYNGIPVIDQPKKRQSKGSSTEEQQSSTKYEGGDYDDEDNFDYEGTDSESEPSRPVKPQAISRPEYSNRVENKPKKLSAPARPASSSMNFADLLKLAEKKQFEPVELKVVKKTEERLRTAEEIRELEMERRVKKLDKGKDVRSDKNSGQKDSRSQTSSNPQKKHVDRDGKNGRFPRPSEEKHQSSSTSKKPKLQASSERTPTSAKLHGDRSNSGSSGALNSKSAMKNGASFQAKQAPPRPSQGQRPATPSDLTPRKGNVSLTQAKSSISGSCPPGAARPGQGPHKNSAHGRPSNFSTSGPSQKPANPGKLSRPGSNAPPRPGGSGVVRPFTGDPSKQPRPGGNLQSQQFPGSSRASLNGPKRMERGVSGSQINRMSSGPGRSQCTVVSETISTKNITPRPGMVQRPPGPQGPRTVIGPSGHRILVKPSGPALPPITSSYKRKFEDEEEYDSEMDDFIDDEGEDQDEISKHIREIFGYDKNKYKDESDYALKFMESSWKEQQKEEARSLRMAVLEDEEEERRELEEMQRKNAKKRK