HRG (histidine rich glycoprotein)

symbol:
HRG
locus group:
protein-coding gene
location:
3q27.3
gene_family:
alias symbol:
HRGP|HPRG
alias name:
histidine-proline rich glycoprotei…
entrez id:
3273
ensembl gene id:
ENSG00000113905
ucsc gene id:
uc003fqq.5
refseq accession:
NM_000412
hgnc_id:
HGNC:5181
approved reserved:
1989-05-25
3q27.3
基因染色体位置图

HRG(Histidine-Rich Glycoprotein,富含组氨酸糖蛋白)是一种由肝脏合成的多功能血浆糖蛋白,属于胱氨酸蛋白酶抑制剂(Cystatin)超家族成员。其分子量约为75 kDa,含有大量组氨酸残基,能与多种配体结合,如肝素、纤溶酶原、补体成分和金属离子(如锌和铜),在凝血、纤溶、免疫调节和血管生成等生理过程中发挥重要作用。HRG的主要作用位点在血浆和细胞外基质,通过调节纤溶系统(如抑制纤溶酶原激活)和补体通路(如抑制C1q介导的补体激活)维持止血平衡和炎症反应的稳态。HRG还通过结合血管内皮生长因子(VEGF)和血小板反应蛋白(TSP-1)调控血管生成,抑制过度血管形成。HRG突变可能导致其功能异常,如组氨酸簇区域的突变可能削弱其金属离子结合能力,影响抗炎或抗氧化功能;某些突变与血栓性疾病或自身免疫疾病(如系统性红斑狼疮)风险增加相关。HRG表达水平变化对机体影响显著:过表达可能抑制肿瘤血管生成(通过拮抗VEGF),但可能增加血栓风险;低表达则可能导致纤溶过度(如出血倾向)或补体过度激活(加剧炎症)。HRG属于胱氨酸蛋白酶抑制剂超家族,该家族共性为含有保守的胱氨酸蛋白酶抑制结构域,可调节蛋白酶活性,参与细胞外基质重塑和免疫防御。此外,HRG与肝病、癌症和子痫前期等疾病相关,例如在肝癌中HRG常低表达,可能促进肿瘤进展。

This histidine-rich glycoprotein contains two cystatin-like domains and is located in plasma and platelets. The physiological function has not been determined but it is known that the protein binds heme, dyes and divalent metal ions. The encoded protein also has a peptide that displays antimicrobial activity against C. albicans, E. coli, S. aureus, P. aeruginosa, and E. faecalis. It can inhibit rosette formation and interacts with heparin, thrombospondin and plasminogen. Two of the protein's effects, the inhibition of fibrinolysis and the reduction of inhibition of coagulation, indicate a potential prothrombotic effect. Mutations in this gene lead to thrombophilia due to abnormal histidine-rich glycoprotein levels. [provided by RefSeq, Nov 2014]

本富组氨酸糖蛋白含有两个半胱氨酸蛋白酶抑制剂样结构域和位于血浆和血小板。的生理功能尚未确定,但已知的是该蛋白结合血红素,染料和二价金属离子。所编码的蛋白质也具有显示抗微生物活性对白色念珠菌,大肠杆菌,金黄色葡萄球菌,绿脓杆菌,和粪肠球菌的肽。它可以抑制花环形成和肝素,血小板和纤维蛋白溶酶原相互作用。的蛋白质的作用的两个,纤维蛋白溶解的抑制和抑制凝血的减少,表明潜在的血栓效果。突变这个基因导致血栓形成,由于异常富含组氨酸的糖蛋白的水平。 [由RefSeq的,2014年11月提供]

HRG基因的碱基序列:[NCBI]
Loading Gene Browser...
HRG基因的碱基突变:           仅显示部分snp
rs9898       rs10770       rs1042445       rs1042464       rs1126720       rs2228243       rs2229331       rs2276804       rs2378122       rs2555515       rs3733008       rs3733009       rs3733012       rs3890864       rs4516605       rs4549264       rs5855108      

HRG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
CGATTACAGTATTCGTGTGC
57
GATCAGGTCTAGAGCTTTCTC
57
CAAGTTCTGTCTCTTCAGCA
58
TGTAGCGCTCAGTATCCTC
59
GGCGATTACAGTATTCGTGTG
60
TCAGGTCTAGAGCTTTCTCAG
59
AAGTTCTGTCTCTTCAGCAC
58
CTGTAGCGCTCAGTATCCT
59
CAAGTTCTGTCTCTTCAGCAC
59
TGTAGCGCTCAGTATCCTC
59
CGGCGATTACAGTATTCGT
58
CAGGTCTAGAGCTTTCTCAG
57
      尚未收录相关数据

HRG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

HRG基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0001525
P04196 (UniProtKB)
IEA
GO:0002576
P04196 (UniProtKB)
TAS
GO:0002839
P04196 (UniProtKB)
IDA
GO:0004867
P04196 (UniProtKB)
IBA
GO:0004869
P04196 (UniProtKB)
IEA
GO:0005102
P04196 (UniProtKB)
IDA
GO:0005515
P04196 (UniProtKB)
IPI
GO:0005515
P04196 (UniProtKB)
IPI
GO:0005515
P04196 (UniProtKB)
IPI
GO:0005515
P04196 (UniProtKB)
IPI
GO:0005515
P04196 (UniProtKB)
IPI
GO:0005515
P04196 (UniProtKB)
IPI
GO:0005515
P04196 (UniProtKB)
IPI
GO:0005515
P04196 (UniProtKB)
IPI
GO:0005576
P04196 (UniProtKB)
NAS
GO:0005576
P04196 (UniProtKB)
IDA
GO:0005576
P04196 (UniProtKB)
TAS
GO:0005576
P04196 (UniProtKB)
TAS
GO:0005576
P04196 (UniProtKB)
TAS
GO:0005886
P04196 (UniProtKB)
TAS
GO:0005886
P04196 (UniProtKB)
TAS
GO:0005886
P04196 (UniProtKB)
TAS
GO:0006935
P04196 (UniProtKB)
IEA
GO:0007162
P04196 (UniProtKB)
IDA
GO:0008201
P04196 (UniProtKB)
IDA
GO:0008201
P04196 (UniProtKB)
IDA
GO:0008270
P04196 (UniProtKB)
IDA
GO:0008270
P04196 (UniProtKB)
IDA
GO:0008270
P04196 (UniProtKB)
IDA
GO:0008285
P04196 (UniProtKB)
IDA
GO:0010468
P04196 (UniProtKB)
IDA
GO:0010543
P04196 (UniProtKB)
ISS
GO:0010543
P04196 (UniProtKB)
IBA
GO:0010593
P04196 (UniProtKB)
IDA
GO:0010951
P04196 (UniProtKB)
IEA
GO:0010951
P04196 (UniProtKB)
IEA
GO:0015886
P04196 (UniProtKB)
IBA
GO:0016525
P04196 (UniProtKB)
IDA
GO:0016525
P04196 (UniProtKB)
IDA
GO:0016525
P04196 (UniProtKB)
IDA
GO:0016525
P04196 (UniProtKB)
IDA
GO:0019865
P04196 (UniProtKB)
IDA
GO:0020037
P04196 (UniProtKB)
IDA
GO:0030168
P04196 (UniProtKB)
IDA
GO:0030193
P04196 (UniProtKB)
IDA
GO:0030193
P04196 (UniProtKB)
IDA
GO:0030308
P04196 (UniProtKB)
IDA
GO:0031093
P04196 (UniProtKB)
TAS
GO:0032956
P04196 (UniProtKB)
IDA
GO:0033629
P04196 (UniProtKB)
IDA
GO:0036019
P04196 (UniProtKB)
IBA
GO:0042730
P04196 (UniProtKB)
TAS
GO:0043065
P04196 (UniProtKB)
IDA
GO:0043254
P04196 (UniProtKB)
IDA
GO:0043395
P04196 (UniProtKB)
IDA
GO:0043395
P04196 (UniProtKB)
IDA
GO:0043537
P04196 (UniProtKB)
ISS
GO:0046872
P04196 (UniProtKB)
IDA
GO:0050730
P04196 (UniProtKB)
IDA
GO:0050832
P04196 (UniProtKB)
IDA
GO:0051894
P04196 (UniProtKB)
IDA
GO:0051894
P04196 (UniProtKB)
IDA
GO:0051918
P04196 (UniProtKB)
IBA
GO:0070062
P04196 (UniProtKB)
IDA
GO:0070062
P04196 (UniProtKB)
IDA
GO:0070062
P04196 (UniProtKB)
IDA
GO:0072562
P04196 (UniProtKB)
IDA
GO:1900747
P04196 (UniProtKB)
IDA
GO:2000504
P04196 (UniProtKB)
IDA
GO:2001027
P04196 (UniProtKB)
IDA
GO:2001027
P04196 (UniProtKB)
IDA
GO:2001027
P04196 (UniProtKB)
IDA

可能调控 HRG基因的相关microRNA:     

Reactome

BioGrid

IntAct

mentha

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
Thrombophilia Due To Histidine-Rich Glycoprotein Deficiency 0.36 2 1 CLINVAR_ORPHANET_UNIPROT
Mammary Neoplasms 0.120271442 2 0 BeFree_CTD_human
Thrombophilia Due To Elevated Histidine-Rich Glycoprotein 0.12 0 0 CTD_human
Thrombosis 0.002367032 1 0 GAD
Blood Coagulation Disorders, Inherited 0.002367032 1 0 GAD
Breast Carcinoma 0.001900093 7 0 BeFree
Malignant neoplasm of breast 0.001900093 7 0 BeFree
Neoplasm Metastasis 0.001085767 4 0 BeFree
Thrombophilia 0.000814326 3 0 BeFree
THROMBOPHILIA DUE TO ACTIVATED PROTEIN C RESISTANCE (disorder) 0.000542884 2 0 BeFree

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