EP300 (англ. E1A binding protein p300) – білок, який кодується однойменним геном, розташованим у людей на короткому плечі 22-ї хромосоми.[4] Довжина поліпептидного ланцюга білка становить 2 414 амінокислот, а молекулярна маса — 264 161[5].
Послідовність амінокислот
10 | | 20 | | 30 | | 40 | | 50 |
MAENVVEPGP | | PSAKRPKLSS | | PALSASASDG | | TDFGSLFDLE | | HDLPDELINS |
TELGLTNGGD | | INQLQTSLGM | | VQDAASKHKQ | | LSELLRSGSS | | PNLNMGVGGP |
GQVMASQAQQ | | SSPGLGLINS | | MVKSPMTQAG | | LTSPNMGMGT | | SGPNQGPTQS |
TGMMNSPVNQ | | PAMGMNTGMN | | AGMNPGMLAA | | GNGQGIMPNQ | | VMNGSIGAGR |
GRQNMQYPNP | | GMGSAGNLLT | | EPLQQGSPQM | | GGQTGLRGPQ | | PLKMGMMNNP |
NPYGSPYTQN | | PGQQIGASGL | | GLQIQTKTVL | | SNNLSPFAMD | | KKAVPGGGMP |
NMGQQPAPQV | | QQPGLVTPVA | | QGMGSGAHTA | | DPEKRKLIQQ | | QLVLLLHAHK |
CQRREQANGE | | VRQCNLPHCR | | TMKNVLNHMT | | HCQSGKSCQV | | AHCASSRQII |
SHWKNCTRHD | | CPVCLPLKNA | | GDKRNQQPIL | | TGAPVGLGNP | | SSLGVGQQSA |
PNLSTVSQID | | PSSIERAYAA | | LGLPYQVNQM | | PTQPQVQAKN | | QQNQQPGQSP |
QGMRPMSNMS | | ASPMGVNGGV | | GVQTPSLLSD | | SMLHSAINSQ | | NPMMSENASV |
PSLGPMPTAA | | QPSTTGIRKQ | | WHEDITQDLR | | NHLVHKLVQA | | IFPTPDPAAL |
KDRRMENLVA | | YARKVEGDMY | | ESANNRAEYY | | HLLAEKIYKI | | QKELEEKRRT |
RLQKQNMLPN | | AAGMVPVSMN | | PGPNMGQPQP | | GMTSNGPLPD | | PSMIRGSVPN |
QMMPRITPQS | | GLNQFGQMSM | | AQPPIVPRQT | | PPLQHHGQLA | | QPGALNPPMG |
YGPRMQQPSN | | QGQFLPQTQF | | PSQGMNVTNI | | PLAPSSGQAP | | VSQAQMSSSS |
CPVNSPIMPP | | GSQGSHIHCP | | QLPQPALHQN | | SPSPVPSRTP | | TPHHTPPSIG |
AQQPPATTIP | | APVPTPPAMP | | PGPQSQALHP | | PPRQTPTPPT | | TQLPQQVQPS |
LPAAPSADQP | | QQQPRSQQST | | AASVPTPTAP | | LLPPQPATPL | | SQPAVSIEGQ |
VSNPPSTSST | | EVNSQAIAEK | | QPSQEVKMEA | | KMEVDQPEPA | | DTQPEDISES |
KVEDCKMEST | | ETEERSTELK | | TEIKEEEDQP | | STSATQSSPA | | PGQSKKKIFK |
PEELRQALMP | | TLEALYRQDP | | ESLPFRQPVD | | PQLLGIPDYF | | DIVKSPMDLS |
TIKRKLDTGQ | | YQEPWQYVDD | | IWLMFNNAWL | | YNRKTSRVYK | | YCSKLSEVFE |
QEIDPVMQSL | | GYCCGRKLEF | | SPQTLCCYGK | | QLCTIPRDAT | | YYSYQNRYHF |
CEKCFNEIQG | | ESVSLGDDPS | | QPQTTINKEQ | | FSKRKNDTLD | | PELFVECTEC |
GRKMHQICVL | | HHEIIWPAGF | | VCDGCLKKSA | | RTRKENKFSA | | KRLPSTRLGT |
FLENRVNDFL | | RRQNHPESGE | | VTVRVVHASD | | KTVEVKPGMK | | ARFVDSGEMA |
ESFPYRTKAL | | FAFEEIDGVD | | LCFFGMHVQE | | YGSDCPPPNQ | | RRVYISYLDS |
VHFFRPKCLR | | TAVYHEILIG | | YLEYVKKLGY | | TTGHIWACPP | | SEGDDYIFHC |
HPPDQKIPKP | | KRLQEWYKKM | | LDKAVSERIV | | HDYKDIFKQA | | TEDRLTSAKE |
LPYFEGDFWP | | NVLEESIKEL | | EQEEEERKRE | | ENTSNESTDV | | TKGDSKNAKK |
KNNKKTSKNK | | SSLSRGNKKK | | PGMPNVSNDL | | SQKLYATMEK | | HKEVFFVIRL |
IAGPAANSLP | | PIVDPDPLIP | | CDLMDGRDAF | | LTLARDKHLE | | FSSLRRAQWS |
TMCMLVELHT | | QSQDRFVYTC | | NECKHHVETR | | WHCTVCEDYD | | LCITCYNTKN |
HDHKMEKLGL | | GLDDESNNQQ | | AAATQSPGDS | | RRLSIQRCIQ | | SLVHACQCRN |
ANCSLPSCQK | | MKRVVQHTKG | | CKRKTNGGCP | | ICKQLIALCC | | YHAKHCQENK |
CPVPFCLNIK | | QKLRQQQLQH | | RLQQAQMLRR | | RMASMQRTGV | | VGQQQGLPSP |
TPATPTTPTG | | QQPTTPQTPQ | | PTSQPQPTPP | | NSMPPYLPRT | | QAAGPVSQGK |
AAGQVTPPTP | | PQTAQPPLPG | | PPPAAVEMAM | | QIQRAAETQR | | QMAHVQIFQR |
PIQHQMPPMT | | PMAPMGMNPP | | PMTRGPSGHL | | EPGMGPTGMQ | | QQPPWSQGGL |
PQPQQLQSGM | | PRPAMMSVAQ | | HGQPLNMAPQ | | PGLGQVGISP | | LKPGTVSQQA |
LQNLLRTLRS | | PSSPLQQQQV | | LSILHANPQL | | LAAFIKQRAA | | KYANSNPQPI |
PGQPGMPQGQ | | PGLQPPTMPG | | QQGVHSNPAM | | QNMNPMQAGV | | QRAGLPQQQP |
QQQLQPPMGG | | MSPQAQQMNM | | NHNTMPSQFR | | DILRRQQMMQ | | QQQQQGAGPG |
IGPGMANHNQ | | FQQPQGVGYP | | PQQQQRMQHH | | MQQMQQGNMG | | QIGQLPQALG |
AEAGASLQAY | | QQRLLQQQMG | | SPVQPNPMSP | | QQHMLPNQAQ | | SPHLQGQQIP |
NSLSNQVRSP | | QPVPSPRPQS | | QPPHSSPSPR | | MQPQPSPHHV | | SPQTSSPHPG |
LVAAQANPME | | QGHFASPDQN | | SMLSQLASNP | | GMANLHGASA | | TDLGLSTDNS |
DLNSNLSQST | | LDIH |
Коротка інформація Наявні структури, PDB ...
EP300
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Наявні структури |
PDB | Пошук ортологів: PDBe RCSB |
Список кодів PDB |
1L3E, 1P4Q, 2K8F, 2MH0, 2MZD, 3BIY, 3I3J, 3IO2, 3P57, 3T92, 4BHW, 4PZR, 4PZS, 4PZT, 5BT3
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Ідентифікатори |
Символи |
EP300, KAT3B, RSTS2, p300, E1A binding protein p300, MKHK2 |
Зовнішні ІД |
OMIM: 602700 MGI: 1276116 HomoloGene: 1094 GeneCards: EP300
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Реагує на сполуку |
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Куркумін, Ґаллат епіґаллокатехіну, plumbagin[1] |
Онтологія гена |
Молекулярна функція |
• protein C-terminus binding • transcription factor binding • GO:0001104 transcription coregulator activity • зв'язування з іоном металу • acyltransferase activity • transferase activity • beta-catenin binding • pre-mRNA intronic binding • zinc ion binding • chromatin binding • damaged DNA binding • GO:0001948, GO:0016582 protein binding • acetyltransferase activity • DNA binding • GO:0001077, GO:0001212, GO:0001213, GO:0001211, GO:0001205 DNA-binding transcription activator activity, RNA polymerase II-specific • GO:0001105 transcription coactivator activity • p53 binding • androgen receptor binding • chromatin DNA binding • histone acetyltransferase activity • lysine N-acetyltransferase activity, acting on acetyl phosphate as donor • peptide N-acetyltransferase activity • peptide-lysine-N-acetyltransferase activity • protein propionyltransferase activity • STAT family protein binding • peptide butyryltransferase activity • histone crotonyltransferase activity • histone butyryltransferase activity • GO:0000980 RNA polymerase II cis-regulatory region sequence-specific DNA binding
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Клітинна компонента |
• клітинне ядро • histone acetyltransferase complex • transcription regulator complex • нуклеоплазма • цитоплазма • гіалоплазма • хромосома
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Біологічний процес |
• somitogenesis • ритмічний процес • transcription by RNA polymerase II • histone H2B acetylation • animal organ morphogenesis • клітинний цикл • B cell differentiation • GO:0097285 апоптоз • GO:0009373 regulation of transcription, DNA-templated • lung development • N-terminal peptidyl-lysine acetylation • Тромбоцитопоез • stimulatory C-type lectin receptor signaling pathway • transcription, DNA-templated • GO:0060469, GO:0009371 positive regulation of transcription, DNA-templated • heart development • regulation of transcription from RNA polymerase II promoter in response to hypoxia • GO:0022415 viral process • protein acetylation • Сигнальний шлях Notch • cellular response to UV • protein stabilization • positive regulation of DNA-binding transcription factor activity • GO:1901227 negative regulation of transcription by RNA polymerase II • нейробіологія розвитку • regulation of autophagy • regulation of androgen receptor signaling pathway • positive regulation of protein binding • positive regulation of transcription from RNA polymerase II promoter involved in unfolded protein response • fat cell differentiation • positive regulation by host of viral transcription • megakaryocyte development • intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediator • internal protein amino acid acetylation • regulation of cell cycle • regulation of tubulin deacetylation • GO:1901313 positive regulation of gene expression • histone H4 acetylation • regulation of cellular response to heat • transcription-coupled nucleotide-excision repair • skeletal muscle tissue development • positive regulation of type I interferon production • response to estrogen • response to hypoxia • regulation of signal transduction by p53 class mediator • internal peptidyl-lysine acetylation • beta-catenin-TCF complex assembly • DNA damage response, signal transduction by p53 class mediator resulting in cell cycle arrest • macrophage derived foam cell differentiation • циркадний ритм • protein deubiquitination • GO:0003257, GO:0010735, GO:1901228, GO:1900622, GO:1904488 positive regulation of transcription by RNA polymerase II • protein destabilization • regulation of megakaryocyte differentiation • histone acetylation • epigenetic maintenance of chromatin in transcription-competent conformation • peptidyl-lysine propionylation • peptidyl-lysine crotonylation • peptidyl-lysine butyrylation
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Джерела:Amigo / QuickGO | |
Шаблон експресії |
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Більше даних
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Ортологи |
Види |
Людина |
Миша |
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Entrez | |
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Ensembl |
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UniProt |
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RefSeq (мРНК) |
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RefSeq (білок) |
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Локус (UCSC) |
Хр. 22: 41.09 – 41.18 Mb |
Хр. 15: 81.47 – 81.54 Mb |
PubMed search |
[2] |
[3]
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Вікідані |
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Закрити
Кодований геном білок за функціями належить до трансфераз, ацилтрансфераз, фосфопротеїнів.
Задіяний у таких біологічних процесах, як взаємодія хазяїн-вірус, транскрипція, регуляція транскрипції, клітинний цикл, біологічні ритми, ацетилювання.
Білок має сайт для зв'язування з іонами металів, іоном цинку.
Локалізований у цитоплазмі, ядрі.
- Lundblad J.R., Kwok R.P.S., Laurance M.E., Harter M.L., Goodman R.H. (1995). Adenoviral E1A-associated protein p300 as a functional homologue of the transcriptional co-activator CBP. Nature. 374: 85—88. PMID 7870179 DOI:10.1038/374085a0
- Ogryzko V.V., Schiltz R.L., Russanova V., Howard B.H., Nakatani Y. (1996). The transcriptional coactivators p300 and CBP are histone acetyltransferases. Cell. 87: 953—959. PMID 8945521 DOI:10.1016/S0092-8674(00)82001-2
- Yang X.-J., Ogryzko V.V., Nishikawa J., Howard B.H., Nakatani Y. (1996). A p300/CBP-associated factor that competes with the adenoviral oncoprotein E1A. Nature. 382: 319—324. PMID 8684459 DOI:10.1038/382319a0
- Bex F., Yin M.-J., Burny A., Gaynor R.B. (1998). Differential transcriptional activation by human T-cell leukemia virus type 1 Tax mutants is mediated by distinct interactions with CREB binding protein and p300. Mol. Cell. Biol. 18: 2392—2405. PMID 9528808 DOI:10.1128/MCB.18.4.2392
- Fryer C.J., Archer T.K. (1998). Chromatin remodelling by the glucocorticoid receptor requires the BRG1 complex. Nature. 393: 88—91. PMID 9590696 DOI:10.1038/30032
- Lau P., Bailey P., Dowhan D.H., Muscat G.E. (1999). Exogenous expression of a dominant negative RORalpha1 vector in muscle cells impairs differentiation: RORalpha1 directly interacts with p300 and myoD. Nucleic Acids Res. 27: 411—420. PMID 9862959 DOI:10.1093/nar/27.2.411