ID A0A3Q2HBS6_HORSE Unreviewed; 491 AA.
AC A0A3Q2HBS6;
DT 10-APR-2019, integrated into UniProtKB/TrEMBL.
DT 13-SEP-2023, sequence version 2.
DT 27-MAR-2024, entry version 25.
DE RecName: Full=Cellular tumor antigen p53 {ECO:0000256|RuleBase:RU003304};
GN Name=TP63 {ECO:0000313|Ensembl:ENSECAP00000031596.2,
GN ECO:0000313|VGNC:VGNC:24425};
OS Equus caballus (Horse).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Laurasiatheria; Perissodactyla; Equidae; Equus.
OX NCBI_TaxID=9796 {ECO:0000313|Ensembl:ENSECAP00000031596.2, ECO:0000313|Proteomes:UP000002281};
RN [1] {ECO:0000313|Ensembl:ENSECAP00000031596.2, ECO:0000313|Proteomes:UP000002281}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Thoroughbred {ECO:0000313|Ensembl:ENSECAP00000031596.2,
RC ECO:0000313|Proteomes:UP000002281};
RX PubMed=19892987; DOI=10.1126/science.1178158;
RG Broad Institute Genome Sequencing Platform;
RG Broad Institute Whole Genome Assembly Team;
RA Wade C.M., Giulotto E., Sigurdsson S., Zoli M., Gnerre S., Imsland F.,
RA Lear T.L., Adelson D.L., Bailey E., Bellone R.R., Bloecker H., Distl O.,
RA Edgar R.C., Garber M., Leeb T., Mauceli E., MacLeod J.N., Penedo M.C.T.,
RA Raison J.M., Sharpe T., Vogel J., Andersson L., Antczak D.F., Biagi T.,
RA Binns M.M., Chowdhary B.P., Coleman S.J., Della Valle G., Fryc S.,
RA Guerin G., Hasegawa T., Hill E.W., Jurka J., Kiialainen A., Lindgren G.,
RA Liu J., Magnani E., Mickelson J.R., Murray J., Nergadze S.G., Onofrio R.,
RA Pedroni S., Piras M.F., Raudsepp T., Rocchi M., Roeed K.H., Ryder O.A.,
RA Searle S., Skow L., Swinburne J.E., Syvaenen A.C., Tozaki T., Valberg S.J.,
RA Vaudin M., White J.R., Zody M.C., Lander E.S., Lindblad-Toh K.;
RT "Genome sequence, comparative analysis, and population genetics of the
RT domestic horse.";
RL Science 326:865-867(2009).
RN [2] {ECO:0000313|Ensembl:ENSECAP00000031596.2}
RP IDENTIFICATION.
RC STRAIN=Thoroughbred {ECO:0000313|Ensembl:ENSECAP00000031596.2};
RG Ensembl;
RL Submitted (NOV-2023) to UniProtKB.
CC -!- FUNCTION: Acts as a tumor suppressor in many tumor types; induces
CC growth arrest or apoptosis depending on the physiological circumstances
CC and cell type. Involved in cell cycle regulation as a trans-activator
CC that acts to negatively regulate cell division by controlling a set of
CC genes required for this process. One of the activated genes is an
CC inhibitor of cyclin-dependent kinases. Apoptosis induction seems to be
CC mediated either by stimulation of BAX and FAS antigen expression, or by
CC repression of Bcl-2 expression. {ECO:0000256|RuleBase:RU003304}.
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|PIRSR:PIRSR602117-1,
CC ECO:0000256|RuleBase:RU003304};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000256|PIRSR:PIRSR602117-1,
CC ECO:0000256|RuleBase:RU003304};
CC -!- SUBUNIT: Binds DNA as a homotetramer. {ECO:0000256|RuleBase:RU003304}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm, cytoskeleton, microtubule organizing
CC center, centrosome {ECO:0000256|ARBA:ARBA00004300}. Cytoplasm
CC {ECO:0000256|RuleBase:RU003304}. Nucleus
CC {ECO:0000256|RuleBase:RU003304}.
CC -!- SIMILARITY: Belongs to the p53 family. {ECO:0000256|ARBA:ARBA00006167,
CC ECO:0000256|RuleBase:RU003304}.
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DR AlphaFoldDB; A0A3Q2HBS6; -.
DR Ensembl; ENSECAT00000050252.3; ENSECAP00000031596.2; ENSECAG00000018546.4.
DR VGNC; VGNC:24425; TP63.
DR GeneTree; ENSGT00950000183153; -.
DR Proteomes; UP000002281; Chromosome 19.
DR Bgee; ENSECAG00000018546; Expressed in chorionic villus and 13 other cell types or tissues.
DR ExpressionAtlas; A0A3Q2HBS6; baseline.
DR GO; GO:0005813; C:centrosome; IEA:UniProtKB-SubCell.
DR GO; GO:0005783; C:endoplasmic reticulum; IEA:UniProtKB-KW.
DR GO; GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
DR GO; GO:0003700; F:DNA-binding transcription factor activity; IEA:InterPro.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0000976; F:transcription cis-regulatory region binding; IEA:InterPro.
DR GO; GO:0006915; P:apoptotic process; IEA:UniProtKB-KW.
DR GO; GO:0007049; P:cell cycle; IEA:UniProtKB-KW.
DR GO; GO:0051262; P:protein tetramerization; IEA:InterPro.
DR CDD; cd08367; P53; 1.
DR Gene3D; 2.60.40.720; -; 1.
DR Gene3D; 4.10.170.10; p53-like tetramerisation domain; 1.
DR InterPro; IPR008967; p53-like_TF_DNA-bd_sf.
DR InterPro; IPR012346; p53/RUNT-type_TF_DNA-bd_sf.
DR InterPro; IPR011615; p53_DNA-bd.
DR InterPro; IPR036674; p53_tetramer_sf.
DR InterPro; IPR010991; p53_tetrameristn.
DR InterPro; IPR002117; p53_tumour_suppressor.
DR PANTHER; PTHR11447; CELLULAR TUMOR ANTIGEN P53; 1.
DR PANTHER; PTHR11447:SF8; TUMOR PROTEIN 63; 1.
DR Pfam; PF00870; P53; 1.
DR Pfam; PF07710; P53_tetramer; 1.
DR PRINTS; PR00386; P53SUPPRESSR.
DR SUPFAM; SSF47719; p53 tetramerization domain; 1.
DR SUPFAM; SSF49417; p53-like transcription factors; 1.
DR PROSITE; PS00348; P53; 1.
PE 3: Inferred from homology;
KW Activator {ECO:0000256|ARBA:ARBA00023159, ECO:0000256|RuleBase:RU003304};
KW Apoptosis {ECO:0000256|ARBA:ARBA00022703, ECO:0000256|RuleBase:RU003304};
KW Cell cycle {ECO:0000256|RuleBase:RU003304};
KW Cytoplasm {ECO:0000256|RuleBase:RU003304};
KW DNA-binding {ECO:0000256|RuleBase:RU003304};
KW Endoplasmic reticulum {ECO:0000256|ARBA:ARBA00022824};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRSR:PIRSR602117-1}; Nucleus {ECO:0000256|RuleBase:RU003304};
KW Reference proteome {ECO:0000313|Proteomes:UP000002281};
KW Transcription {ECO:0000256|RuleBase:RU003304};
KW Transcription regulation {ECO:0000256|RuleBase:RU003304};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|PIRSR:PIRSR602117-1}.
FT DOMAIN 168..357
FT /note="p53 DNA-binding"
FT /evidence="ECO:0000259|Pfam:PF00870"
FT DOMAIN 391..431
FT /note="p53 tetramerisation"
FT /evidence="ECO:0000259|Pfam:PF07710"
FT REGION 123..171
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 351..392
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 123..166
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 364..389
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 244
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|PIRSR:PIRSR602117-1"
FT BINDING 247
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|PIRSR:PIRSR602117-1"
FT BINDING 308
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|PIRSR:PIRSR602117-1"
FT BINDING 312
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|PIRSR:PIRSR602117-1"
SQ SEQUENCE 491 AA; 56014 MW; B79E7235B0FA3B79 CRC64;
MNFETSRCAT LQYCPDPYIQ RFVETPAHFS WKESYYRSTM SQSTQTSEFL SPEVFQHIWD
FLEQPICSVQ PIDLNFVDEP SENGATNKIE ISMDCIRMQD SDLSDPMWPQ YTNLGLLNSM
DQQIQNGSSS TSPYNTDHAQ NSVTAPSPYA QPSSTFDALS PSPAIPSNTD YPGPHSFDVS
FQQSSTAKSA TWTYSTELKK LYCQIAKTCP IQIKVMTPPP QGAVIRAMPV YKKAEHVTEV
VKRCPNHELS REFNEGQIAP PSHLIRVEGN SHAQYVEDPI TGRQSVLVPY EPPQVGTEFT
TVLYNFMCNS SCVGGMNRRP ILIIVTLETR DGQVLGRRCF EARICACPGR DRKADEDSIR
KQQVSDSTKN GDGTKRPFRQ NTHGIQMTSI KKRRSPDDEL LYLPVRGRET YEMLLKIKES
LELMQYLPQH TIETYRQQQQ QQHQHLLQKH LRSHLRIILK EDKEEGAKIA LRACHSVYTM
IMKSPFSLLQ E
//