P73

p73，又稱爲TP73，是p53蛋白家族的成員之一，以其分子量爲73kD而得名，存在多種轉錄變體。p73的結構和功能均與p53類似，爲腫瘤抑制蛋白，能調控細胞增殖並促進細胞凋亡。過表達p73的細胞增殖會停止。

P73
已知的結構 PDB 直系同源搜尋: PDBe RCSB PDBID列表 4GUQ、​1COK、​1DXS、​2KBY、​2MPS、​2WQI、​2WQJ、​2WTT、​2XWC、​3VD0、​3VD1、​3VD2、​4A63、​4G82、​4G83、​4GUO
識別號
別名	TP73；, P73, tumor protein p73, CILD47
外部ID	OMIM：601990 MGI：1336991 HomoloGene：3960 GeneCards：TP73
基因位置（人類） 染色體 1號染色體[1] 基因座 1p36.32 起始 3,652,516 bp[1] 終止 3,736,201 bp[1]
基因位置（小鼠） 染色體 小鼠4號染色體[2] 基因座 4 E2|4 83.79 cM 起始 154,140,706 bp[2] 終止 154,224,665 bp[2]
RNA表現模式
查閱更多表現資料
基因本體 分子功能 • DNA結合 • sequence-specific DNA binding • DNA-binding transcription activator activity, RNA polymerase II-specific • 轉錄因子結合 • chromatin binding • 金屬離子結合 • RNA polymerase II cis-regulatory region sequence-specific DNA binding • damaged DNA binding • 血漿蛋白結合 • 相同蛋白質結合 • protein kinase binding • p53 binding • DNA結合轉錄因子活性 • MDM2/MDM4 family protein binding • DNA-binding transcription factor activity, RNA polymerase II-specific 細胞組分 • 細胞質 • 高基氏體 • 細胞內膜結合胞器 • 轉錄調節錯合物 • 細胞連接 • 染色質 • 細胞核 • 粒線體 • 核質 • 細胞質基質 生物學過程 • negative regulation of neuron apoptotic process • positive regulation of oligodendrocyte differentiation • intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediator • regulation of transcription, DNA-templated • negative regulation of neuron differentiation • 腎的發生 • cellular response to UV • negative regulation of transcription by RNA polymerase II • protein tetramerization • transcription, DNA-templated • cellular response to DNA damage stimulus • mitotic G1 DNA damage checkpoint signaling • response to organonitrogen compound • intrinsic apoptotic signaling pathway in response to DNA damage • regulation of mitotic cell cycle • positive regulation of apoptotic process • 基因調節 • DNA錯配修復 • 細胞週期 • negative regulation of cardiac muscle cell proliferation • viral process • negative regulation of JUN kinase activity • response to gamma radiation • response to X-ray • positive regulation of transcription by RNA polymerase II • DNA damage response, signal transduction by p53 class mediator resulting in transcription of p21 class mediator • negative regulation of cell population proliferation • 細胞凋亡 • regulation of signal transduction by p53 class mediator • transcription by RNA polymerase II • regulation of apoptotic process • positive regulation of protein insertion into mitochondrial membrane involved in apoptotic signaling pathway • positive regulation of transcription, DNA-templated • regulation of hematopoietic stem cell differentiation Sources:Amigo / QuickGO
直系同源
物種	人類	小鼠
Entrez	7161	22062
Ensembl	ENSG00000078900	ENSMUSG00000029026
UniProt	O15350	Q9JJP2
mRNA​序列	NM_001126240 ​NM_001126241 ​NM_001126242 ​NM_001204184 ​NM_001204185 ​NM_001204186 ​NM_001204187 ​NM_001204188 ​NM_001204189 ​NM_001204190 ​NM_001204191 ​NM_001204192 ​NM_005427	NM_001126330 ​NM_001126331 ​NM_011642
蛋白序列	NP_001119712 ​NP_001119713 ​NP_001119714 ​NP_001191113 ​NP_001191114 ​NP_001191115 ​NP_001191116 ​NP_001191117 ​NP_001191118 ​NP_001191119 ​NP_001191120 ​NP_001191121 ​NP_005418	NP_001119802 ​NP_001119803 ​NP_035772
基因位置​（UCSC）	Chr 1: 3.65 – 3.74 Mb	Chr 4: 154.14 – 154.22 Mb
PubMed​查找	[3]	[4]
維基資料
檢視/編輯人類 檢視/編輯小鼠

參見

• p53
• p63