RHOB (ras homolog family member B)

symbol:
RHOB
locus group:
protein-coding gene
location:
2p24.1
gene_family:
Rho family GTPases
alias symbol:
RHOH6|MST081
alias name:
oncogene RHO H6
entrez id:
388
ensembl gene id:
ENSG00000143878
ucsc gene id:
uc002rdv.4
refseq accession:
NM_004040
hgnc_id:
HGNC:668
approved reserved:
1997-04-16
2p24.1

RHOB(Ras Homolog Family Member B)属于Rho GTPase家族,是一类小G蛋白,参与调控细胞骨架重组、细胞迁移、增殖和凋亡等关键生物学过程。RHOB在细胞中主要作为分子开关,通过结合GTP(激活态)或GDP(失活态)调控下游信号通路。其表达产物RHOB蛋白通过与效应蛋白(如ROCK、mDia)相互作用,影响肌动蛋白动态组装,从而参与细胞形态维持和运动。RHOB的独特之处在于其C端可被异戊二烯化修饰,促进膜定位以发挥功能。突变可能导致功能丧失或持续激活,例如某些肿瘤中RHOB表达下调会削弱其抑癌作用,而过度激活可能异常促进细胞迁移或存活。RHOB与多种疾病相关,包括癌症(如肺癌、乳腺癌中常低表达)、心血管疾病(调控血管平滑肌收缩)和神经系统疾病(影响突触可塑性)。过表达RHOB可诱导细胞周期停滞或凋亡,发挥抑癌效应,但特定情况下也可能通过激活NF-κB等通路促进炎症反应;低表达则可能导致细胞迁移能力增强、肿瘤侵袭性升高。RHOB属于Rho亚家族,该家族共性为:均含GTP结合结构域,通过GTP/GDP循环调控细胞骨架动力学,并参与Rho-ROCK、PAK等通路。家族成员(如RHOA、RAC1)功能既有重叠又具特异性,例如RHOA主要调控应力纤维形成,而RHOB更倾向于影响内体运输和应激响应。

中文English

RHOB基因的碱基序列:[NCBI]
Loading Gene Browser...
蛋白质序列
1MAAIRKKLVV VGDGACGKTC LLIVFSKDEF PEVYVPTVFE
41NYVADIEVDG KQVELALWDT AGQEDYDRLR PLSYPDTDVI
81 LMCFSVDSP DSLENIPEKW VPEVKHFCPN VPIILVANKK
121DLRSDEHVRT ELARMKQEPV RTDDGRAMAV RIQAYDYLEC
161S AKTKEGVR EVFETATRAA LQKRYGSQNG CINCCKVL
结构预测来自 AlphaFold DB(UniProt: P62745),颜色表示 pLDDT 置信度(深蓝高、黄橙低)。
RHOB基因的碱基突变:           仅显示部分snp
rs7043       rs585017       rs1062149       rs1062192       rs1062292       rs2602160       rs2924378       rs3088296       rs3180120       rs7579125       rs10594707       rs10629202       rs11889962       rs11896000       rs12464055       rs12995638       rs28611389      

RHOB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
TCGTGTTCAGTAAGGACGA
58
ACATAGTTCTCGAAGACGGT
58
CGTGTTCAGTAAGGACGAG
58
CACATAGTTCTCGAAGACGG
58
TGATCGTGTTCAGTAAGGAC
57
TAGTTCTCGAAGACGGTGG
58
转录因子
影响基因
影响类型
参考文献链接(PubMed)
HDAC1
RHOB
Repression
JUN
RHOB
Activation

RHOB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

RHOB基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0000910
P62745 (UniProtKB)
IMP
GO:0001525
P62745 (UniProtKB)
IEA
GO:0003924
P62745 (UniProtKB)
TAS
GO:0005515
P62745 (UniProtKB)
IPI
GO:0005515
P62745 (UniProtKB)
IPI
GO:0005525
P62745 (UniProtKB)
TAS
GO:0005634
P62745 (UniProtKB)
ISS
GO:0005769
P62745 (UniProtKB)
IEA
GO:0005829
P62745 (UniProtKB)
TAS
GO:0005829
P62745 (UniProtKB)
TAS
GO:0005829
P62745 (UniProtKB)
TAS
GO:0005886
P62745 (UniProtKB)
IDA
GO:0005886
P62745 (UniProtKB)
IDA
GO:0005886
P62745 (UniProtKB)
TAS
GO:0005886
P62745 (UniProtKB)
TAS
GO:0005886
P62745 (UniProtKB)
TAS
GO:0005886
P62745 (UniProtKB)
TAS
GO:0005886
P62745 (UniProtKB)
TAS
GO:0005886
P62745 (UniProtKB)
TAS
GO:0005886
P62745 (UniProtKB)
TAS
GO:0005886
P62745 (UniProtKB)
TAS
GO:0005886
P62745 (UniProtKB)
TAS
GO:0005886
P62745 (UniProtKB)
TAS
GO:0005886
P62745 (UniProtKB)
TAS
GO:0005886
P62745 (UniProtKB)
TAS
GO:0005925
P62745 (UniProtKB)
IDA
GO:0006886
P62745 (UniProtKB)
IEA
GO:0006915
P62745 (UniProtKB)
TAS
GO:0006927
P62745 (UniProtKB)
ISS
GO:0007155
P62745 (UniProtKB)
ISS
GO:0007266
P62745 (UniProtKB)
TAS
GO:0008333
P62745 (UniProtKB)
IDA
GO:0010008
P62745 (UniProtKB)
IDA
GO:0010008
P62745 (UniProtKB)
IDA
GO:0010008
P62745 (UniProtKB)
TAS
GO:0010008
P62745 (UniProtKB)
TAS
GO:0010595
P62745 (UniProtKB)
IMP
GO:0019003
P62745 (UniProtKB)
IEA
GO:0030154
P62745 (UniProtKB)
IEA
GO:0030168
P62745 (UniProtKB)
TAS
GO:0030334
P62745 (UniProtKB)
IGI
GO:0030336
P62745 (UniProtKB)
IDA
GO:0031902
P62745 (UniProtKB)
IEA
GO:0032154
P62745 (UniProtKB)
IDA
GO:0043065
P62745 (UniProtKB)
IMP
GO:0045766
P62745 (UniProtKB)
ISS
GO:0045786
P62745 (UniProtKB)
ISS
GO:0051056
P62745 (UniProtKB)
TAS
GO:0061154
P62745 (UniProtKB)
IMP
GO:0070062
P62745 (UniProtKB)
IDA
GO:0070301
P62745 (UniProtKB)
IDA
GO:0071479
P62745 (UniProtKB)
IDA

可能调控 RHOB基因的相关microRNA:     

String
BioGrid
IntAct
mentha
MINT
Reactome
加载中…
关联基因 作用方式 资源库来源/分值
疾病名称 关系值 NofPmids NofSnps 来源
疾病名称 关系值 NofPmids NofSnps 来源
Systemic Scleroderma 0.120542884 2 0 BeFree_CTD_human
melanoma 0.08 1 0 RGD
Sarcoma, Avian 0.08 1 0 RGD
Degenerative polyarthritis 0.010182764 3 0 GAD_LHGDN
Lung Neoplasms 0.0054487 2 0 LHGDN
Glioblastoma 0.00272435 1 0 LHGDN
Thyroid Neoplasm 0.00272435 1 0 LHGDN
Prostatic Neoplasms 0.00272435 1 0 LHGDN
Osteoarthritis, Knee 0.002638474 1 0 BeFree_GAD
Sclerosis 0.002367032 1 1 GAD
Rho-associated kinase (ROCK)-associated proteins and genes-encoded proteins upregulated in lung squamous cell carcinoma (LUSC).
Zakaria MA, Rajab NF, Chua EW, Zawawi MRA, Masre SF J Egypt Natl Canc Inst IF: 2.2 2026-04-20
Expanded screening and analysis of Photorhabdus virulence cassette (PVC) signal peptides reveals an anti-phagocytotic effector.
Wang Y, Bai X, Nachmias N, Zhang Y, Feng X, Levy A, Jiang F Int J Biol Macromol IF: 8.7 2026-04-00
The WNK-OXSR1 osmosensing pathway mediates intestinal regeneration via Hippo-YAP signaling.
Cao H, Huang X, Jiang X, Deng J, Wang J, Wu C, Hu M, Zeng B, Hu Z, Pan H, Yang Y, Zheng K, Shen R, Zhang M, Liu B EMBO J IF: 8.4 2026-04-00
DNA Hypomethylation of MIR21 Drives Hsa-miR-21-5p Expression in High-Grade Meningiomas and Reshapes Transcriptomic Signatures of Oncogenic Pathways and Intercellular Communication.
Kober P, Baluszek S, Mossakowska BJ, Myśliwy I, Tsegaye B, Oziębło A, Mandat T, Bujko M Int J Mol Sci IF: 3.226 2026-05-15
Members of the RhoA subfamily of GTPases suppress the stimulatory effect of the HPV E6 oncoprotein on the ubiquitin ligase E6AP.
Eichbichler D, Jansen J, Eulich N, Stengel F, Scheffner M Sci Rep IF: 4.9 2026-08-25
Single-cell landscape of neutrophil activation in primary sclerosing cholangitis.
Zreka L, Morita H, Ma S, Bando T, Khan M, Masuo Y, Uno S, Sato H, Matsuyama J, Okumura S, Ito T, Hatano E, Alshemali S, Yoshitomi H, Ueno H Int Immunol IF: 3.4 2026-08-11

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