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kat2a

Gene
KAT2A
Protein
Histone acetyltransferase KAT2A
Organism
Homo sapiens
Length
837 amino acids
Function
(Microbial infection) In case of HIV-1 infection, it is recruited by the viral protein Tat. Regulates Tat's transactivating activity and may help inducing chromatin remodeling of proviral genes.
Similarity
Belongs to the acetyltransferase family. GCN5 subfamily.
Mass
93.926 kDa
Sequence
MAEPSQAPTPAPAAQPRPLQSPAPAPTPTPAPSPASAPIPTPTPAPAPAPAAAPAGSTGTGGPGVGSGGAGSGGDPARPGLSQQQRASQRKAQVRGLPRAKKLEKLGVFSACKANETCKCNGWKNPKPPTAPRMDLQQPAANLSELCRSCEHPLADHVSHLENVSEDEINRLLGMVVDVENLFMSVHKEEDTDTKQVYFYLFKLLRKCILQMTRPVVEGSLGSPPFEKPNIEQGVLNFVQYKFSHLAPRERQTMFELSKMFLLCLNYWKLETPAQFRQRSQAEDVATYKVNYTRWLCYCHVPQSCDSLPRYETTHVFGRSLLRSIFTVTRRQLLEKFRVEKDKLVPEKRTLILTHFPKFLSMLEEEIYGANSPIWESGFTMPPSEGTQLVPRPASVSAAVVPSTPIFSPSMGGGSNSSLSLDSAGAEPMPGEKRTLPENLTLEDAKRLRVMGDIPMELVNEVMLTITDPAAMLGPETSLLSANAARDETARLEERRGIIEFHVIGNSLTPKANRRVLLWLVGLQNVFSHQLPRMPKEYIARLVFDPKHKTLALIKDGRVIGGICFRMFPTQGFTEIVFCAVTSNEQVKGYGTHLMNHLKEYHIKHNILYFLTYADEYAIGYFKKQGFSKDIKVPKSRYLGYIKDYEGATLMECELNPRIPYTELSHIIKKQKEIIKKLIERKQAQIRKVYPGLSCFKEGVRQIPVESVPGIRETGWKPLGKEKGKELKDPDQLYTTLKNLLAQIKSHPSAWPFMEPVKKSEAPDYYEVIRFPIDLKTMTERLRSRYYVTRKLFVADLQRVIANCREYNPPDSEYCRCASALEKFFYFKLKEGGLIDK

Gene
Kat2a
Protein
Histone acetyltransferase KAT2A
Organism
Mus musculus
Length
830 amino acids
Function
Protein lysine acyltransferase that can act both as a acetyltransferase and succinyltransferase, depending on the context (PubMed:28424240). Acts as a histone lysine succinyltransferase: catalyzes succinylation of histone H3 on 'Lys-79' (H3K79succ), with a maximum frequency around the transcription start sites of genes (By similarity). Succinylation of histones gives a specific tag for epigenetic transcription activation (By similarity). Association with the 2-oxoglutarate dehydrogenase complex, which provides succinyl-CoA, is required for histone succinylation (By similarity). In different complexes, functions either as an acetyltransferase (HAT) or as a succinyltransferase: in the SAGA and ATAC complexes, acts as a histone acetyltransferase (By similarity). Has significant histone acetyltransferase activity with core histones, but not with nucleosome core particles (By similarity). Acetylation of histones gives a specific tag for epigenetic transcription activation (PubMed:28424240). Involved in long-term memory consolidation and synaptic plasticity: acts by promoting expression of a hippocampal gene expression network linked to neuroactive receptor signaling (PubMed:25024434). Acts as a positive regulator of T-cell activation: upon TCR stimulation, recruited to the IL2 promoter following interaction with NFATC2 and catalyzes acetylation of histone H3 at Lys-9 (H3K9ac), leading to promote IL2 expression (PubMed:28424240). Also acetylates non-histone proteins, such as CEBPB, PLK4 and TBX5 (PubMed:17301242). Involved in heart and limb development by mediating acetylation of TBX5, acetylation regulating nucleocytoplasmic shuttling of TBX5 (By similarity). Acts as a negative regulator of centrosome amplification by mediating acetylation of PLK4 (By similarity).
Similarity
Belongs to the acetyltransferase family. GCN5 subfamily.
Mass
93.394 kDa
Sequence
MAEPSQAPNPVPAAQPRPLHSPAPAPTSTPAPSPASASTPAPTPAPAPAPAAAPAGSTGSGGAGVGSGGDPARPGLSQQQRASQRKAQVRGLPRAKKLEKLGVFSACKANETCKCNGWKNPKPPTAPRMDLQQPAANLSELCRSCEHPLADHVSHLENVSEDEINRLLGMVVDVENLFMSVHKEEDTDTKQVYFYLFKLLRKCILQMTRPVVEGSLGSPPFEKPNIEQGVLNFVQYKFSHLAPRERQTMFELSKMFLLCLNYWKLETPAQFRQRSQSEDVATYKVNYTRWLCYCHVPQSCDSLPRYETTHVFGRSLLRSIFTVTRRQLLEKFRVEKDKLVPEKRTLILTHFPKFLSMLEEEIYGANSPIWESGFTMPPSEGTQLVPRPATVSATVVPSFSPSMGGGSNSSLSLDSAGTEPMPAGEKRKLPENLTLEDAKRLRVMGDIPMELVNEVMLTITDPAAMLGPETSLLSANAARDETARLEERRGIIEFHVIGNSLTPKANRRVLLWLVGLQNVFSHQLPRMPKEYIARLVFDPKHKTLALIKDGRVIGGICFRMFPTQGFTEIVFCAVTSNEQVKGYGTHLMNHLKEYHIKHSILYFLTYADEYAIGYFKKQGFSKDIKVPKSRYLGYIKDYEGATLMECELNPRIPYTELSHIIKKQKEIIKKLIERKQAQIRKVYPGLSCFKEGVRQIPVESVPGIRETGWKPLGKEKGKELKDPDQLYTTLKNLLAQIKSHPSAWPFMEPVKKSEAPDYYEVIRFPIDLKTMTERLRSRYYVTRKLFVADLQRVIANCREYNPPDSEYCRCASALEKFFYFKLKEGGLIDK

Gene
kat2a
Protein
Histone acetyltransferase KAT2A
Organism
Danio rerio
Length
795 amino acids
Function
Protein lysine acyltransferase that can act both as a acetyltransferase and succinyltransferase, depending on the context (By similarity). Acts as a histone lysine succinyltransferase: catalyzes succinylation of histone H3 on 'Lys-79' (H3K79succ), with a maximum frequency around the transcription start sites of genes (By similarity). Succinylation of histones gives a specific tag for epigenetic transcription activation (By similarity). Association with the 2-oxoglutarate dehydrogenase complex, which provides succinyl-CoA, is required for histone succinylation (By similarity). In different complexes, functions either as an acetyltransferase (HAT) or as a succinyltransferase: in the SAGA and ATAC complexes, acts as a histone acetyltransferase (By similarity). Has significant histone acetyltransferase activity with core histones, but not with nucleosome core particles (By similarity). Acetylation of histones gives a specific tag for epigenetic transcription activation (By similarity). Also acetylates non-histone proteins, such as tbx5 (PubMed:29174768). Involved in heart and limb development by mediating acetylation of tbx5 (PubMed:29174768).
Similarity
Belongs to the acetyltransferase family. GCN5 subfamily.
Mass
90.624 kDa
Sequence
MADPAAQSSAQPRLQQAQSSGPTGSNSNPGAGSSDPARPGLSQQQWSSQKKAQVRSFPRAKKLEKLGVFSSCKANDACKCNGWKNPNPPTAARMELQQQAASLTETCRSCGHSLAEHVSHLENVSEEEINRLLGMVVDVENLFMSVHKEEDTDTKQVYFYLFKLLRKCILQMGKPVVEGSLGSPPFEKPNIEQGVLNFVQYKFSHLAPKERQTMYELSKMFLLCLNYWKLETPSQFRQRAQKEDAAAYKVDYTRWLCYCHVPQSNDSLPRYETCQVFGRSLLKSIFTVTRRQLLEKFRVEKDKLPPEKRTLILTHFPKFLSMLEEEIYGENSPIWEADFTMPASEGTQLGHQTVLSPVSISGSPHSKGSSASALGVTGLDVASSEPTIGEKRKLPEALTLEDAKRIRVMGDIPMELVNEVMKTITDPAAMLGPETSLLSANAARDETARLEERRGIIEFHVIGNSLSQKSNKKILMWLVGLQNVFSHQLPRMPKEYITRLVFDPKHKTLALIKDGRVIGGICFRMFPTQGFTEIVFCAVTSNEQVKGYGTHLMNHLKEYHIKHGILYFLTYADEYAIGYFKKQGFSKDIKVPKSRYLGYIKDYEGATLMECELNPRIPYTELSHIIKRQKEIIKKLIERKQNQIRKVYPGLTCFKEGVRQIPVESIPGIRETGWKPSAKEKSKELKDPDLLYNMLKNLLAQIKTHPDAWPFMEPVKKSEAPDYYEVIRFPIDLKTMTERLKNRYYVTKKLFIADLQRVITNCREYNPPDSEYCKSANTLEKFFYFKLKEAGLIDK