The NuA4 histone acetyltransferase complex (also known as the TRRAP/TIP60-containing histone acetyltransferase complex) acetylates nucleosomal histones H4 and H2A thereby activating selected genes for transcription and is a a key regulator of transcription, cellular response to DNA damage and cell cycle control []. In yeast, where the complex was first identified, NuA4 consists of at least ACT1, ARP4, YAF9, VID21, SWC4, EAF3, EAF5, EAF6, EAF7, EPL1, ESA1, TRA1 and YNG2 []. In humans, the complex is composed of the histone acetyltransferase KAT5 (also known as TIP60) plus the subunits EP400, TRRAP/PAF400, BRD8/SMAP, EPC1, MAP1/DNMAP1, RUVBL1/TIP49, RUVBL2, ING3, actin, ACTL6A/BAF53A, MORF4L1/MRG15, MORF4L2/MRGX, MRGBP, YEATS4/GAS41, VPS72/YL1 and MEAF6 [].This entry includes KAT5/Tip60 from animals.
Bromodomain-containing protein 8 (BRD8 or SMAP) is a component of the NuA4 histone acetyltransferase complex []and the SWR1-like complex that specifically mediates the removal of histone H2A.Z/H2AFZ from the nucleosome []. BRD8 contains two bromo domains. In Schizosaccharomyces pombe this component is known as bromodomain-containing protein 1 (bdc1).The NuA4 histone acetyltransferase complex (also known as the TRRAP/TIP60-containing histone acetyltransferase complex) acetylates nucleosomal histones H4 and H2A thereby activating selected genes for transcription and is a a key regulator of transcription, cellular response to DNA damage and cell cycle control []. In yeast, where the complex was first identified, NuA4 consists of at least ACT1, ARP4, YAF9, VID21, SWC4, EAF3, EAF5, EAF6, EAF7, EPL1, ESA1, TRA1 and YNG2 []. In humans, the complex is composed of the histone acetyltransferase KAT5 (also known as TIP60) plus the subunits EP400, TRRAP/PAF400, BRD8/SMAP, EPC1, MAP1/DNMAP1, RUVBL1/TIP49, RUVBL2, ING3, actin, ACTL6A/BAF53A, MORF4L1/MRG15, MORF4L2/MRGX, MRGBP, YEATS4/GAS41, VPS72/YL1 and MEAF6 [].
Budding yeast Yaf9 is a component of the SWR1 []and NuA4 []complexes. Yaf9 contains a YEATS domain.The NuA4 histone acetyltransferase complex (also known as the TRRAP/TIP60-containing histone acetyltransferase complex) acetylates nucleosomal histones H4 and H2A thereby activating selected genes for transcription and is a a key regulator of transcription, cellular response to DNA damage and cell cycle control []. In yeast, where the complex was first identified, NuA4 consists of at least ACT1, ARP4, YAF9, VID21, SWC4, EAF3, EAF5, EAF6, EAF7, EPL1, ESA1, TRA1 and YNG2 []. In humans, the complex is composed of the histone acetyltransferase KAT5 (also known as TIP60) plus the subunits EP400, TRRAP/PAF400, BRD8/SMAP, EPC1, MAP1/DNMAP1, RUVBL1/TIP49, RUVBL2, ING3, actin, ACTL6A/BAF53A, MORF4L1/MRG15, MORF4L2/MRGX, MRGBP, YEATS4/GAS41, VPS72/YL1 and MEAF6 [].
Inhibitor of growth protein 3 (ING3) is a member of the ING family of tumour suppressors that regulate cell cycle progression, apoptosis and DNA repair []. ING3 is a component of the NuA4 histone acetyltransferase complex []and the SWR1-like complex that specifically mediates the removal of histone H2A.Z/H2AFZ from the nucleosome []. ING3 contains an N-terminal ING domain and a C-terminal plant homeodomain (PHD) finger.The NuA4 histone acetyltransferase complex (also known as the TRRAP/TIP60-containing histone acetyltransferase complex) acetylates nucleosomal histones H4 and H2A thereby activating selected genes for transcription and is a a key regulator of transcription, cellular response to DNA damage and cell cycle control []. In yeast, where the complex was first identified, NuA4 consists of at least ACT1, ARP4, YAF9, VID21, SWC4, EAF3, EAF5, EAF6, EAF7, EPL1, ESA1, TRA1 and YNG2 []. In humans, the complex is composed of the histone acetyltransferase KAT5 (also known as TIP60) plus the subunits EP400, TRRAP/PAF400, BRD8/SMAP, EPC1, MAP1/DNMAP1, RUVBL1/TIP49, RUVBL2, ING3, actin, ACTL6A/BAF53A, MORF4L1/MRG15, MORF4L2/MRGX, MRGBP, YEATS4/GAS41, VPS72/YL1 and MEAF6 [].
Mortality factor 4-like protein 1 (MORF4L1 or MRG15) is a transcription factor and a chromodomain protein. It is a component of the NuA4 histone acetyltransferase complex [], the Sin3 complex which acts to repress transcription by deacetylation of nucleosomal histones [], and the nuclear protein complexes MAF1 and MAF2 []. MRG15 also interacts with the BRCA complex, especially with subunit PALB2 []. MRG15 has an MRG domain in its C-terminal region, which interacts with the nucleoprotein PAM14 during transcriptional regulation [].The NuA4 histone acetyltransferase complex (also known as the TRRAP/TIP60-containing histone acetyltransferase complex) acetylates nucleosomal histones H4 and H2A thereby activating selected genes for transcription and is a a key regulator of transcription, cellular response to DNA damage and cell cycle control []. In yeast, where the complex was first identified, NuA4 consists of at least ACT1, ARP4, YAF9, VID21, SWC4, EAF3, EAF5, EAF6, EAF7, EPL1, ESA1, TRA1 and YNG2 []. In humans, the complex is composed of the histone acetyltransferase KAT5 (also known as TIP60) plus the subunits EP400, TRRAP/PAF400, BRD8/SMAP, EPC1, MAP1/DNMAP1, RUVBL1/TIP49, RUVBL2, ING3, actin, ACTL6A/BAF53A, MORF4L1/MRG15, MORF4L2/MRGX, MRGBP, YEATS4/GAS41, VPS72/YL1 and MEAF6 [].
Mortality factor 4-like protein 2 (MORF4L2 or MRGX) is a component of the NuA4 histone acetyltransferase complex []and the MSIN3A complex which acts to repress transcription by deacetylation of nucleosomal histones []. MRGX interacts with MRFAP1 and RB1 and represses the B-myb promoter in EJ cells but activates it in HeLa cells []. MRGX contains an MRG domain.The NuA4 histone acetyltransferase complex (also known as the TRRAP/TIP60-containing histone acetyltransferase complex) acetylates nucleosomal histones H4 and H2A thereby activating selected genes for transcription and is a a key regulator of transcription, cellular response to DNA damage and cell cycle control []. In yeast, where the complex was first identified, NuA4 consists of at least ACT1, ARP4, YAF9, VID21, SWC4, EAF3, EAF5, EAF6, EAF7, EPL1, ESA1, TRA1 and YNG2 []. In humans, the complex is composed of the histone acetyltransferase KAT5 (also known as TIP60) plus the subunits EP400, TRRAP/PAF400, BRD8/SMAP, EPC1, MAP1/DNMAP1, RUVBL1/TIP49, RUVBL2, ING3, actin, ACTL6A/BAF53A, MORF4L1/MRG15, MORF4L2/MRGX, MRGBP, YEATS4/GAS41, VPS72/YL1 and MEAF6 [].
RuvB-like helicase 1 (RUVBL1 or TIP49a; ) has single-stranded DNA-stimulated ATPase and ATP-dependent DNA helicase (3' to 5') activity. It forms a homohexamer which is critical for ATP hydrolysis, and forms a dodecamer with RUVBL2 [, ]. RUVBL1 is an essential cofactor for oncogenic transformation by c-Myc []. It is a component of the NuA4 histone acetyltransferase [], BAF53 [], MLL1/MLL [], INO80 []and R2TP []complexes.The NuA4 histone acetyltransferase complex (also known as the TRRAP/TIP60-containing histone acetyltransferase complex) acetylates nucleosomal histones H4 and H2A thereby activating selected genes for transcription and is a a key regulator of transcription, cellular response to DNA damage and cell cycle control []. In yeast, where the complex was first identified, NuA4 consists of at least ACT1, ARP4, YAF9, VID21, SWC4, EAF3, EAF5, EAF6, EAF7, EPL1, ESA1, TRA1 and YNG2 []. In humans, the complex is composed of the histone acetyltransferase KAT5 (also known as TIP60) plus the subunits EP400, TRRAP/PAF400, BRD8/SMAP, EPC1, MAP1/DNMAP1, RUVBL1/TIP49, RUVBL2, ING3, actin, ACTL6A/BAF53A, MORF4L1/MRG15, MORF4L2/MRGX, MRGBP, YEATS4/GAS41, VPS72/YL1 and MEAF6 [].
RuvB-like helicase 2 (RUVBL2 or TIP49b; ) has single-stranded DNA-stimulated ATPase and ATP-dependent DNA helicase (3' to 5') activity. It forms a homohexamer which is critical for ATP hydrolysis, and forms a dodecamer with RUVBL1 [, ]. RUVBL2 is an essential cofactor for oncogenic transformation by c-Myc []. It is a component of the NuA4 histone acetyltransferase [], BAF53 [], MLL1/MLL [], INO80 []and R2TP []complexes.The NuA4 histone acetyltransferase complex (also known as the TRRAP/TIP60-containing histone acetyltransferase complex) acetylates nucleosomal histones H4 and H2A thereby activating selected genes for transcription and is a a key regulator of transcription, cellular response to DNA damage and cell cycle control []. In yeast, where the complex was first identified, NuA4 consists of at least ACT1, ARP4, YAF9, VID21, SWC4, EAF3, EAF5, EAF6, EAF7, EPL1, ESA1, TRA1 and YNG2 []. In humans, the complex is composed of the histone acetyltransferase KAT5 (also known as TIP60) plus the subunits EP400, TRRAP/PAF400, BRD8/SMAP, EPC1, MAP1/DNMAP1, RUVBL1/TIP49, RUVBL2, ING3, actin, ACTL6A/BAF53A, MORF4L1/MRG15, MORF4L2/MRGX, MRGBP, YEATS4/GAS41, VPS72/YL1 and MEAF6 [].
