COL2A1 (collagen type II alpha 1 chain)

symbol:
COL2A1
locus group:
protein-coding gene
location:
12q13.11
gene_family:
Collagens
alias symbol:
STL1
alias name:
None
entrez id:
1280
ensembl gene id:
ENSG00000139219
ucsc gene id:
uc001rqu.4
refseq accession:
NM_001844
hgnc_id:
HGNC:2200
approved reserved:
1986-01-01
12q13.11
基因染色体位置图

COL2A1基因编码II型胶原蛋白的α1链,是细胞外基质的重要成分,主要存在于软骨、玻璃体和椎间盘等组织中,为这些组织提供结构支持和抗张强度。II型胶原蛋白由三条相同的α1链组成三螺旋结构,是软骨组织的主要胶原类型,对骨骼发育和关节功能至关重要。该基因突变会导致多种软骨发育异常疾病,如Stickler综合征(表现为近视、视网膜脱离和关节问题)、Kniest发育不良(严重身材矮小和关节畸形)和先天性脊柱骨骺发育不良(新生儿期短躯干和呼吸问题)。突变通常影响胶原分子的正确折叠或三螺旋结构的稳定性,导致异常软骨形成。COL2A1属于纤维状胶原基因家族,该家族成员(包括I、II、III、V、XI型等)共同特点是形成三螺旋结构并在细胞外基质中形成纤维网络。COL2A1过表达可能导致软骨过度增生或骨关节炎,而表达降低则会引起软骨发育不全、关节退变或椎间盘退化。该基因与SOX9有密切关系,SOX9是其关键转录调节因子。COL2A1在维持软骨细胞表型中也起重要作用,其异常会影响聚集蛋白聚糖等软骨特异性蛋白的表达。在骨关节炎患者中常见COL2A1表达下降和II型胶原降解增加。此外,该基因的某些突变还与早发型骨关节炎相关。

This gene encodes the alpha-1 chain of type II collagen, a fibrillar collagen found in cartilage and the vitreous humor of the eye. Mutations in this gene are associated with achondrogenesis, chondrodysplasia, early onset familial osteoarthritis, SED congenita, Langer-Saldino achondrogenesis, Kniest dysplasia, Stickler syndrome type I, and spondyloepimetaphyseal dysplasia Strudwick type. In addition, defects in processing chondrocalcin, a calcium binding protein that is the C-propeptide of this collagen molecule, are also associated with chondrodysplasia. There are two transcripts identified for this gene. [provided by RefSeq, Jul 2008]

这个基因编码II型胶原,软骨发现纤维状胶原和眼睛的玻璃体的α-1链。在这个基因的突变与achondrogenesis,软骨,早期发病家族性关节炎,先天性SED,兰格-Saldino achondrogenesis,Kniest发育不良,斯蒂克勒综合征I型和spondyloepimetaphyseal发育不良Strudwick类型相关联。此外,在处理chondrocalcin缺陷,即这种胶原分子的C-前肽钙结合蛋白,也与软骨相关联。有发现此基因的两个转录。 [由RefSeq的,2008年7月提供]

COL2A1基因的碱基序列:[NCBI]
Loading Gene Browser...
COL2A1基因的碱基突变:           仅显示部分snp
rs719008       rs740022       rs740023       rs740024       rs915917       rs915918       rs915920       rs917055       rs954326       rs954327       rs1034762       rs1050861       rs1621710       rs1629487       rs1635526       rs1635527       rs1635528      

COL2A1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
CCATTGTAAATCAATCGCAGAG
58
TATCCCTGGAAACAGCCTG
59
GTCTTGGTGGAAACTTTGCT
59
CCTTGCATTACTCCCAACTG
59
GAGTGTTTGAGTGACAAGAATAGG
60
CTTTCTGTCCCTTTGGTCCT
60
AGAAGAACTGGTGGAGCAG
59
ATAGCTGAAATGGAAGCCAC
58
GGATGTCCCATGAATTCCA
57
CTAAGATTGGCCAGTCCAG
58
AAGCAAGGAGACAGAGGAG
59
CTTGAGGACCCTGGATTCC
60
GAAGACGTGAAAGACTGCC
59
TTTCTGTCCCTTTGGTCCT
59
GTCTTGGTGGAAACTTTGCT
59
CCTTGCATTACTCCCAACTG
59
ACTGATGGTCCCAAAGGTG
60
CCTTTCTCACCAACGTCAC
59
AAGCAAGGAGACAGAGGAG
59
CTTGAGGACCCTGGATTCC
60
转录因子
影响基因
影响类型
参考文献链接(PubMed)
NFKB1
COL2A1
Repression
RELA
COL2A1
Repression
SOX9
COL2A1
Activation
SOX9
COL2A1
Repression
SOX9
COL2A1
Unknown
SP1
COL2A1
Activation
SP1
COL2A1
Repression
SP3
COL2A1
Activation
SP3
COL2A1
Repression

COL2A1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

COL2A1基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0001501
P02458 (UniProtKB)
IMP
GO:0001502
P02458 (UniProtKB)
IEA
GO:0001894
P02458 (UniProtKB)
IEA
GO:0001958
P02458 (UniProtKB)
IEA
GO:0002062
P02458 (UniProtKB)
IEA
GO:0003007
P02458 (UniProtKB)
IEA
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005576
P02458 (UniProtKB)
TAS
GO:0005585
P02458 (UniProtKB)
IDA
GO:0005604
P02458 (UniProtKB)
IEA
GO:0005615
P02458 (UniProtKB)
IEA
GO:0005788
P02458 (UniProtKB)
TAS
GO:0005788
P02458 (UniProtKB)
TAS
GO:0005788
P02458 (UniProtKB)
TAS
GO:0006029
P02458 (UniProtKB)
IEA
GO:0007417
P02458 (UniProtKB)
IEA
GO:0007601
P02458 (UniProtKB)
IMP
GO:0007601
P02458 (UniProtKB)
IMP
GO:0007605
P02458 (UniProtKB)
IMP
GO:0010468
P02458 (UniProtKB)
IEA
GO:0030020
P02458 (UniProtKB)
IC
GO:0030198
P02458 (UniProtKB)
TAS
GO:0030199
P02458 (UniProtKB)
IMP
GO:0030574
P02458 (UniProtKB)
TAS
GO:0030903
P02458 (UniProtKB)
IEA
GO:0031012
P02458 (UniProtKB)
IDA
GO:0042472
P02458 (UniProtKB)
IEA
GO:0042802
P02458 (UniProtKB)
NAS
GO:0046872
P02458 (UniProtKB)
IEA
GO:0048407
P02458 (UniProtKB)
IDA
GO:0050776
P02458 (UniProtKB)
TAS
GO:0051216
P02458 (UniProtKB)
TAS
GO:0060021
P02458 (UniProtKB)
IEA
GO:0060174
P02458 (UniProtKB)
IEA
GO:0060272
P02458 (UniProtKB)
IMP
GO:0060351
P02458 (UniProtKB)
IEA
GO:0071599
P02458 (UniProtKB)
IEA
GO:0071773
P02458 (UniProtKB)
IEA
GO:2001240
P02458 (UniProtKB)
IEA

可能调控 COL2A1基因的相关microRNA:     

Reactome

MINT

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
Achondrogenesis type 2 0.561628651 10 4 BeFree_CLINVAR_CTD_human_MGD_ORPHANET_UNIPROT
Platyspondylic Lethal Skeletal Dysplasia, Torrance Type 0.560542884 4 3 BeFree_CLINVAR_CTD_human_MGD_ORPHANET_UNIPROT
Stickler Syndrome, Type I, Nonsyndromic Ocular 0.56 4 6 CLINVAR_CTD_human_MGD_ORPHANET_UNIPROT
Stickler syndrome, type 1 0.483257302 14 19 BeFree_CLINVAR_CTD_human_ORPHANET_UNIPROT
Kniest dysplasia 0.482714419 12 2 BeFree_CLINVAR_CTD_human_ORPHANET_UNIPROT
Osteoarthritis with Mild Chondrodysplasia 0.48 1 1 CLINVAR_CTD_human_ORPHANET_UNIPROT
Epiphyseal Dysplasia, Multiple, with Myopia and Conductive Deafness 0.48 1 1 CLINVAR_CTD_human_ORPHANET_UNIPROT
Strudwick syndrome 0.48 2 5 CLINVAR_CTD_human_ORPHANET_UNIPROT
Spondyloepiphyseal dysplasia, congenita 0.449229024 38 0 BeFree_CTD_human_MGD_ORPHANET_UNIPROT
Legg-Calve-Perthes Disease 0.363995683 6 1 BeFree_CLINVAR_CTD_human_GAD_ORPHANET

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