CYP3A43 (cytochrome P450 family 3 subfamily A member 43)

symbol:
CYP3A43
locus group:
protein-coding gene
location:
7q22.1
gene_family:
Cytochrome P450s
alias symbol:
None
alias name:
None
entrez id:
64816
ensembl gene id:
ENSG00000021461
ucsc gene id:
uc003urx.3
refseq accession:
NM_001278921
hgnc_id:
HGNC:17450
approved reserved:
2002-07-05
7q22.1
基因染色体位置图

CYP3A43是细胞色素P450(Cytochrome P450)超家族中CYP3A亚家族的一员,属于肝脏代谢酶基因家族。该家族(CYP3A)主要负责药物和外源性物质的代谢,通过氧化反应帮助清除体内毒素和药物,尤其在肝脏和小肠中高表达。CYP3A43的生物学功能尚未完全明确,但与其他CYP3A成员类似,可能参与类固醇激素、脂肪酸及某些药物的代谢。其表达产物(酶蛋白)具有血红素结合结构域,能催化底物的羟基化或环氧化反应。主要作用位点包括肝脏、肠道等代谢活跃组织。CYP3A43的突变可能导致酶活性改变,影响药物代谢效率,例如某些他汀类或抗肿瘤药的清除速率异常,进而引发毒性积累或治疗失败。研究发现其单核苷酸多态性(SNP)与前列腺癌、乳腺癌等疾病风险相关,但具体机制仍需探索。若该基因过表达,可能加速特定药物降解,降低药效;而低表达则可能延长药物半衰期,增加副作用风险。CYP3A家族共性包括依赖NADPH和氧气进行催化反应、底物广泛性(可结合多种分子)及受遗传多态性显著影响。由于CYP3A43研究较少,其功能细节和临床意义仍需进一步验证。专业术语解释:细胞色素P450(含血红素的代谢酶群)、单核苷酸多态性(DNA序列单个碱基的变异)、羟基化(向分子添加羟基-OH基团的化学反应)。若中文术语不准确,原英文标注在括号内。

This gene encodes a member of the cytochrome P450 superfamily of enzymes. The cytochrome P450 proteins are monooxygenases which catalyze many reactions involved in drug metabolism and synthesis of cholesterol, steroids and other lipids. The encoded protein has a low level of testosterone hydroxylase activity, and may play a role in aging mechanisms and cancer progression. This gene is part of a cluster of cytochrome P450 genes on chromosome 7q21.1. Alternate splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Jul 2013]

该基因编码的酶的细胞色素P450超家族的成员。细胞色素P450蛋白是能催化涉及药物代谢和胆固醇,类固醇和其他脂类的合成许多反应单加氧酶。所编码的蛋白质具有睾酮羟化酶活性水平低,而在老化的机制和癌症进展中起一定作用。这种基因是细胞色素P450基因在染色体7q21.1群集的一部分。在多个备选的转录剪接变异体导致编码不同亚型。 [由RefSeq的,2013年7月提供]

CYP3A43基因的碱基序列:[NCBI]
Loading Gene Browser...
CYP3A43基因的碱基突变:           仅显示部分snp
rs472660       rs472667       rs473706       rs475262       rs480596       rs487813       rs496000       rs501275       rs503115       rs512649       rs517284       rs522415       rs523265       rs523407       rs528144       rs533486       rs545400      

CYP3A43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
GGATCTCATTCCAAACTTTGC
58
TGGGTCCCATAAATATAGAGGAG
59
ACCCAATAAGGCACCTGTC
60
AATCTGAGCGTTTCATTCACC
59
TCCTCTATATCTCTGTCTGATCTG
58
GGTGCTAGTTGTGTCATAGG
58
GGATCTCATTCCAAACTTTGC
58
TGGGTCCCATAAATATAGAGGA
58
TACCCAATAAGGCACCTGTC
60
ATCTGAGCGTTTCATTCACC
59
GATCTCATTCCAAACTTTGCC
58
AGATCAGACAGAGATATAGAGGAG
58
GATCTCATTCCAAACTTTGCCA
60
ATGGGTCCCATAAATATAGAGGAG
59
CCTCTATATCTCTGTCTGATCTGG
59
TGGTGCTAGTTGTGTCATAGG
60
TTTACCCAATAAGGCACCTG
58
CTGAGCGTTTCATTCACCA
59
      尚未收录相关数据

CYP3A43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

CYP3A43基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0004497
C9JA26 (UniProtKB)
IEA
GO:0005506
C9JA26 (UniProtKB)
IEA
GO:0016705
C9JA26 (UniProtKB)
IEA
GO:0020037
C9JA26 (UniProtKB)
IEA
GO:0055114
C9JA26 (UniProtKB)
IEA
GO:0005506
E7EMH4 (UniProtKB)
IEA
GO:0016021
E7EMH4 (UniProtKB)
IEA
GO:0016705
E7EMH4 (UniProtKB)
IEA
GO:0020037
E7EMH4 (UniProtKB)
IEA
GO:0055114
E7EMH4 (UniProtKB)
IEA
GO:0004497
E9PDL8 (UniProtKB)
IEA
GO:0005506
E9PDL8 (UniProtKB)
IEA
GO:0016021
E9PDL8 (UniProtKB)
IEA
GO:0016705
E9PDL8 (UniProtKB)
IEA
GO:0020037
E9PDL8 (UniProtKB)
IEA
GO:0055114
E9PDL8 (UniProtKB)
IEA
GO:0016021
E9PG90 (UniProtKB)
IEA
GO:0005506
F8W6L8 (UniProtKB)
IEA
GO:0016021
F8W6L8 (UniProtKB)
IEA
GO:0016705
F8W6L8 (UniProtKB)
IEA
GO:0020037
F8W6L8 (UniProtKB)
IEA
GO:0055114
F8W6L8 (UniProtKB)
IEA
GO:0005506
Q9HB50 (UniProtKB)
IEA
GO:0016021
Q9HB50 (UniProtKB)
IEA
GO:0016705
Q9HB50 (UniProtKB)
IEA
GO:0020037
Q9HB50 (UniProtKB)
IEA
GO:0055114
Q9HB50 (UniProtKB)
IEA
GO:0004497
Q9HB55 (UniProtKB)
ISS
GO:0004497
Q9HB55 (UniProtKB)
TAS
GO:0005506
Q9HB55 (UniProtKB)
IEA
GO:0005789
Q9HB55 (UniProtKB)
TAS
GO:0020037
Q9HB55 (UniProtKB)
IEA
GO:0055114
Q9HB55 (UniProtKB)
IEA
GO:0070330
Q9HB55 (UniProtKB)
IEA

可能调控 CYP3A43基因的相关microRNA:     

String

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
Prostatic Neoplasms 0.12272435 1 0 CTD_human_LHGDN
Malignant neoplasm of prostate 0.010825337 6 1 BeFree_GAD
Prostate carcinoma 0.001085767 4 1 BeFree
Benign Prostatic Hyperplasia 0.000271442 1 1 BeFree
Mammary Neoplasms 0.000271442 1 0 BeFree

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