ABCA12 (ATP binding cassette subfamily A member 12)

symbol:
ABCA12
locus group:
protein-coding gene
location:
2q35
gene_family:
ATP-binding cassette, sub-family A (ABC1)
alias symbol:
DKFZP434G232|LI2
alias name:
None
entrez id:
26154
ensembl gene id:
ENSG00000144452
ucsc gene id:
uc002vew.3
refseq accession:
NM_173076
hgnc_id:
HGNC:14637
approved reserved:
2001-08-16
2q35
基因染色体位置图

ABCA12(ATP-binding cassette subfamily A member 12)属于ABC转运蛋白超家族(ATP-binding cassette transporter family),该家族成员均含有保守的ATP结合域(ATP-binding domain),通过水解ATP提供能量来跨膜转运脂类、代谢物等物质。ABCA12主要表达于皮肤角质形成细胞(keratinocytes)和胎盘组织中,其编码的蛋白质定位于细胞膜的高尔基体或板层小体(lamellar bodies),负责将脂质(如神经酰胺)转运至板层小体,参与皮肤屏障的形成与维持。该基因突变会导致脂质运输障碍,引发常染色体隐性遗传病——板层状鱼鳞病(lamellar ichthyosis)或先天性鱼鳞病样红皮病(congenital ichthyosiform erythroderma),表现为皮肤严重脱屑、增厚和屏障功能缺陷。ABCA12功能丧失性突变(loss-of-function mutations)会破坏板层小体的脂质分泌,导致细胞间脂质层结构异常,水分流失加剧。若该基因过表达,可能通过增强脂质转运改善皮肤屏障,但过度激活可能与某些肿瘤(如胃癌)的化疗耐药性相关,因其可促进药物外排。反之,表达降低会直接导致皮肤疾病或加重表皮水分丢失。ABC基因家族的共性包括:1)具有两个核苷酸结合域(NBDs)和两个跨膜域(TMDs)组成的核心结构;2)依赖ATP水解进行底物转运;3)参与胆固醇稳态、药物抵抗等生理病理过程。专业术语解释:ATP结合域(能结合并水解ATP的功能区),板层小体(表皮细胞中储存脂质的分泌颗粒),神经酰胺(一种维持皮肤屏障的鞘脂类物质)。

The membrane-associated protein encoded by this gene is a member of the superfamily of ATP-binding cassette (ABC) transporters. ABC proteins transport various molecules across extra- and intracellular membranes. ABC genes are divided into seven distinct subfamilies (ABC1, MDR/TAP, MRP, ALD, OABP, GCN20, and White). This encoded protein is a member of the ABC1 subfamily, which is the only major ABC subfamily found exclusively in multicellular eukaryotes. Alternative splicing of this gene results in multiple transcript variants. [provided by RefSeq, Jul 2008]

由该基因编码的膜相关蛋白是ATP结合盒(ABC)转运蛋白的超家族中的一员。 ABC蛋白质跨越细胞内外膜运输各种分子。 ABC基因被分为七个不同亚科(ABC1,MDR / TAP,MRP,ALD,OABP,GCN20和白色)。这个编码的蛋白质是ABC1亚科,这完全是在多细胞真核生物中发现的唯一的主要ABC亚科的成员。这个基因的选择性剪接的结果在多个转录变体。 [由RefSeq的,2008年7月提供]

ABCA12基因的碱基序列:[NCBI]
Loading Gene Browser...
ABCA12基因的碱基突变:           仅显示部分snp
rs726070       rs940274       rs940275       rs940276       rs940278       rs940279       rs943295       rs952718       rs956132       rs956133       rs961471       rs1213011       rs1326748       rs1357565       rs1403826       rs1403827       rs1403828      

ABCA12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
CTTCTATGCTAATTATCACCCGAG
59
AGACACATGTTGTCAATTCCAG
59
CTTCTATGCTAATTATCACCCGAG
59
AGACACATGTTGTCAATTCCAG
59
TCTTGATCTTATGGCCAGTC
57
AGTAGAAGAATCCCAAGTTGG
57
CAGTTCTCCCAGCTATCCA
59
TGAGAAGAAAGACAGCATTCTG
59
CATTAACACAGGCAATGTACAG
58
AACATAATGCTTGGGAGATGG
59
CATTAACACAGGCAATGTACAG
58
AACATAATGCTTGGGAGATGG
59
GTCTTGATCTTATGGCCAGTC
59
GTAGAAGAATCCCAAGTTGGT
58
AACAGTTCTCCCAGCTATCC
59
AGAAGAAAGACAGCATTCTGAC
59
TCTTGATCTTATGGCCAGTC
57
GTAGAAGAATCCCAAGTTGGT
58
TTTCAGAACCCTCCAGAAGTC
60
GTTATATTATCGGAGTCACCTTGAG
59
      尚未收录相关数据

ABCA12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

ABCA12基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0005215
E9PBK1 (UniProtKB)
IEA
GO:0006869
E9PBK1 (UniProtKB)
IEA
GO:0016021
E9PBK1 (UniProtKB)
IEA
GO:0005102
Q86UK0 (UniProtKB)
IPI
GO:0005319
Q86UK0 (UniProtKB)
IDA
GO:0005319
Q86UK0 (UniProtKB)
TAS
GO:0005515
Q86UK0 (UniProtKB)
IPI
GO:0005524
Q86UK0 (UniProtKB)
NAS
GO:0005737
Q86UK0 (UniProtKB)
IDA
GO:0005743
Q86UK0 (UniProtKB)
IEA
GO:0005829
Q86UK0 (UniProtKB)
IEA
GO:0005886
Q86UK0 (UniProtKB)
IDA
GO:0005886
Q86UK0 (UniProtKB)
TAS
GO:0006869
Q86UK0 (UniProtKB)
NAS
GO:0006869
Q86UK0 (UniProtKB)
IDA
GO:0010875
Q86UK0 (UniProtKB)
IDA
GO:0016021
Q86UK0 (UniProtKB)
NAS
GO:0019725
Q86UK0 (UniProtKB)
NAS
GO:0031424
Q86UK0 (UniProtKB)
IEA
GO:0032940
Q86UK0 (UniProtKB)
IMP
GO:0033700
Q86UK0 (UniProtKB)
IMP
GO:0034040
Q86UK0 (UniProtKB)
IC
GO:0034191
Q86UK0 (UniProtKB)
IPI
GO:0035627
Q86UK0 (UniProtKB)
IEA
GO:0042626
Q86UK0 (UniProtKB)
IBA
GO:0043129
Q86UK0 (UniProtKB)
IEA
GO:0045055
Q86UK0 (UniProtKB)
IMP
GO:0048286
Q86UK0 (UniProtKB)
IEA
GO:0055085
Q86UK0 (UniProtKB)
TAS
GO:0055088
Q86UK0 (UniProtKB)
IEA
GO:0061436
Q86UK0 (UniProtKB)
IEA
GO:0072659
Q86UK0 (UniProtKB)
IDA
GO:0072659
Q86UK0 (UniProtKB)
IMP
GO:0097209
Q86UK0 (UniProtKB)
IDA
GO:2000010
Q86UK0 (UniProtKB)
IEA

可能调控 ABCA12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
Harlequin type ichthyosis 0.44 3 1 CTD_human_MGD_ORPHANET_UNIPROT
Lamellar ichthyosis, type 2 0.360542884 6 5 BeFree_CLINVAR_CTD_human_UNIPROT
Congenital Nonbullous Ichthyosiform Erythroderma 0.24953026 8 0 BeFree_CTD_human_LHGDN_ORPHANET
Harlequin Fetus 0.246514605 24 2 BeFree_CLINVAR_ORPHANET
Colorectal Neoplasms 0.12 1 0 CTD_human
Ichthyosiform Erythroderma, Congenital 0.003810118 5 0 BeFree_LHGDN
melanoma 0.00272435 1 0 LHGDN
Fibrinogen Adverse Event 0.002367032 1 1 GAD
Tobacco Use Disorder 0.002367032 1 0 GAD
Alzheimer's Disease 0.002367032 1 0 GAD

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