BDKRB2 (bradykinin receptor B2)

symbol:
BDKRB2
locus group:
protein-coding gene
location:
14q32.2
gene_family:
Bradykinin receptors
alias symbol:
BK-2
alias name:
None
entrez id:
624
ensembl gene id:
ENSG00000168398
ucsc gene id:
uc001yfg.3
refseq accession:
NM_000623
hgnc_id:
HGNC:1030
approved reserved:
1993-04-07
14q32.2
基因染色体位置图

BDKRB2(缓激肽受体B2,Bradykinin Receptor B2)是一种G蛋白偶联受体(GPCR),主要通过与缓激肽(bradykinin)结合来激活下游信号通路,参与血管舒张、炎症反应、疼痛感知和血压调节等生理过程。该受体在血管内皮细胞、平滑肌细胞、神经元及肾脏等组织中广泛表达,其激活后通过磷脂酶C(PLC)和蛋白激酶C(PKC)途径促进一氧化氮(NO)和前列腺素的释放,从而扩张血管并增加血管通透性。BDKRB2的功能特点包括快速脱敏(desensitization)和内化(internalization),即长时间暴露于缓激肽后会减少细胞表面受体数量以调控信号强度。基因突变可能导致受体功能异常,例如某些突变与遗传性血管性水肿(hereditary angioedema)或高血压相关,因其影响缓激肽介导的血管稳态。此外,BDKRB2过度表达可能加剧炎症性疾病(如关节炎或哮喘),而表达降低则可能削弱血管保护作用,增加缺血性损伤风险。该基因属于缓激肽受体家族,包括BDKRB1和BDKRB2,两者均通过结合缓激肽或其代谢产物发挥作用,但BDKRB1主要在病理条件下(如组织损伤)被诱导表达,而BDKRB2是组成型表达的主要受体。家族共性包括依赖Gq蛋白信号转导、参与炎症和血管功能调控。目前BDKRB2是药物研发靶点,例如缓激肽拮抗剂用于治疗炎症或血管相关疾病。专业术语解释:G蛋白偶联受体(GPCR)是一类跨膜蛋白,通过G蛋白传递细胞外信号;脱敏指受体对持续刺激的反应减弱;内化指受体从细胞膜转移至胞内。若中文术语不准确,可参考英文原词(如desensitization/internalization)。

This gene encodes a receptor for bradykinin. The 9 aa bradykinin peptide elicits many responses including vasodilation, edema, smooth muscle spasm and pain fiber stimulation. This receptor associates with G proteins that stimulate a phosphatidylinositol-calcium second messenger system. Alternate start codons result in two isoforms of the protein. [provided by RefSeq, Jul 2008]

该基因编码缓激肽的受体。 9 AA缓激肽引发许多反应,包括血管扩张,水肿,平滑肌痉挛和疼痛纤维刺激。这种受体联营公司与刺激磷脂酰肌醇 - 钙第二信使系统的G蛋白。替代的起始密码子导致的蛋白质的两种同种型。 [由RefSeq的,2008年7月提供]

BDKRB2基因的碱基序列:[NCBI]
Loading Gene Browser...
BDKRB2基因的碱基突变:           仅显示部分snp
rs5223       rs5224       rs5225       rs5226       rs871547       rs885818       rs885820       rs945032       rs945037       rs945038       rs945039       rs945040       rs1046248       rs1799722       rs1799751       rs1800510       rs1800511      

BDKRB2基因在不同组织中的表达:    [UniProt]

基因在不同组织中的表达图
正向引物序列
正向Tm值
反向引物序列
反向Tm值
评分
CTTTGCTGATAGAAGCGCC
59
AGATGTTCTCTAGGGTGGC
59
CACTCTGAGTCCAAATGTTCTC
59
ATAGGCAGCACCTGAAAGAG
60
TGTCTGTTCGTGAGGACTC
59
GTGACATTGAGCATGTCGG
59
CACTCTGAGTCCAAATGTTCTC
59
TAGGCAGCACCTGAAAGAG
59
CTTTGCTGATAGAAGCGCC
59
GATGTTCTCTAGGGTGGCC
60
GTCTGTTCGTGAGGACTCC
60
GGTGACATTGAGCATGTCG
59
GTCTGTTCGTGAGGACTCC
60
GTGACATTGAGCATGTCGG
59
CTTTGCTGATAGAAGCGCC
59
CATTTGCTCTGGGCAAAGG
60
CCCTGGAAGATATCAATGTTTCTG
60
TCATCATAGGCAGCACCTG
60
转录因子
影响基因
影响类型
参考文献链接(PubMed)
CREB1
BDKRB2
Unknown
KLF4
BDKRB2
Activation
TP53
BDKRB2
Activation

BDKRB2基因(以及对应的蛋白质)的细胞分布位置:

[UniProt]     [GenomeNet]

" d="M482.414,245.296c3.539,4.293,4.455,10.009,0.202,11 c-4.244,0.996-4.983-10.983-8.293-8.438c-5.271,4.08,9.834,12.271,5.144,17.287c-3.717,3.607-6.172-5.75-10.839-1.976 c-4.673,3.776,6.781,7.299,2.831,11.326c-4.354,4.045-6.979-1.449-9.837-5.517c-1.193-1.742-2.059-3.851-3.595-2.748 c-1.516,1.078-1.854,1.795-0.938,3.666c2.374,4.854,9.235,10.119,5.156,12.535c-5.636,3.346-5.044-8.871-9.426-7.574 c-4.388,1.291,2.557,10.66-1.245,11.141c-4.089,0.545-3.483-10.239-6.979-8.575c-2.522,1.206-0.929,3.071-0.938,4.899 c0.004,1.32-0.964,3.6-2.372,4.062c-3.593,1.171-8.544-1.065-10.251-3.59c-6.04-8.93,0.396-15.997,4.639-7.015 c3.023,4.642,5.182,0.834,2.839-2.219c-1.032-1.354-4.309-5.901-0.781-7.252c2.904-1.113,4.271,1.941,5.985,4.592 c2.61,4.016,5.485,0.117,3.031-3.414c-1.828-2.633-2.74-3.803,3.156-7.42c6.405-4.369,6.52,3.869,10.077,0.646 c2.309-1.832-4.783-5.149,0.06-8.995c2.896-2.293,5.18,6.207,7.961,3.516c3.523-2.737-7.717-7.369,0.117-11.736 C473.413,240.77,480.519,242.891,482.414,245.296z"/> Extracellular space Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi Apparatus Nucleus Mitochondrion 0 1 2 3 4 5 Confidence
  • 质膜
  • 细胞质
  • 细胞外
  • 高尔基体
  • 囊泡
  • 细胞骨架
  • 内质网
  • 细胞核
  • 内体
  • 溶酶体
  • 线粒体

BDKRB2基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0002020
P30411 (UniProtKB)
IPI
GO:0002438
P30411 (UniProtKB)
IEA
GO:0004435
P30411 (UniProtKB)
TAS
GO:0004947
P30411 (UniProtKB)
IDA
GO:0005515
P30411 (UniProtKB)
IPI
GO:0005515
P30411 (UniProtKB)
IPI
GO:0005768
P30411 (UniProtKB)
IDA
GO:0005829
P30411 (UniProtKB)
IEA
GO:0005886
P30411 (UniProtKB)
IDA
GO:0005886
P30411 (UniProtKB)
TAS
GO:0005886
P30411 (UniProtKB)
TAS
GO:0005886
P30411 (UniProtKB)
TAS
GO:0005886
P30411 (UniProtKB)
TAS
GO:0005886
P30411 (UniProtKB)
TAS
GO:0005886
P30411 (UniProtKB)
TAS
GO:0005886
P30411 (UniProtKB)
TAS
GO:0005887
P30411 (UniProtKB)
TAS
GO:0006939
P30411 (UniProtKB)
IC
GO:0006954
P30411 (UniProtKB)
IC
GO:0007166
P30411 (UniProtKB)
TAS
GO:0007169
P30411 (UniProtKB)
TAS
GO:0007186
P30411 (UniProtKB)
IEA
GO:0007204
P30411 (UniProtKB)
IEA
GO:0008015
P30411 (UniProtKB)
NAS
GO:0008285
P30411 (UniProtKB)
IEA
GO:0009651
P30411 (UniProtKB)
IEA
GO:0019229
P30411 (UniProtKB)
IC
GO:0031698
P30411 (UniProtKB)
IEA
GO:0031702
P30411 (UniProtKB)
IPI
GO:0033137
P30411 (UniProtKB)
IEA
GO:0035633
P30411 (UniProtKB)
IEA
GO:0042310
P30411 (UniProtKB)
IEA
GO:0042311
P30411 (UniProtKB)
IEA
GO:0042493
P30411 (UniProtKB)
IEA
GO:0043114
P30411 (UniProtKB)
IC
GO:0045776
P30411 (UniProtKB)
IEA
GO:0046982
P30411 (UniProtKB)
IPI
GO:0050482
P30411 (UniProtKB)
IDA
GO:0071456
P30411 (UniProtKB)
IEA
GO:1902239
P30411 (UniProtKB)
IEA

可能调控 BDKRB2基因的相关microRNA:     

Reactome

BioGrid

IntAct

mentha

基因与其他基因之间的相互作用关系图
序号 作用方式 资源库来源/分值 基因名称 基因名称
疾病名称 关系值 NofPmids NofSnps 来源
疾病名称 关系值 NofPmids NofSnps 来源
Hypertensive disease 0.225027529 16 1 BeFree_CTD_human_GAD_RGD
Inflammation 0.20272435 3 0 CTD_human_LHGDN_RGD
Hyperalgesia 0.2 4 0 CTD_human_RGD
Cardiomyopathies 0.12 1 0 CTD_human
Hyperemia 0.12 1 0 CTD_human
Hypotension 0.12 2 0 CTD_human
Acute kidney injury 0.12 1 0 CTD_human
Pain 0.12 1 0 CTD_human
Thrombosis 0.12 1 0 CTD_human
Rheumatoid Arthritis 0.12 1 0 CTD_human

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