ZFPM2

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ZFPM2
Identifiers
Gene ontology
Molecular function
Cellular component
Biological process
Sources:Amigo / QuickGO
Ensembl
UniProt
RefSeq (mRNA)

NM_012082
NM_001362836
NM_001362837

NM_011766
NM_001356998

RefSeq (protein)

NP_036214
NP_001349765
NP_001349766

NP_035896
NP_001343927

Location (UCSC)Chr 8: 104.59 – 105.8 MbChr 15: 40.52 – 40.97 Mb
PubMed search[3][4]
Wikidata
View/Edit HumanView/Edit Mouse

Zinc finger protein ZFPM2, i.e. zinc finger protein, FOG family member 2, but also termed Friend of GATA2, Friend of GATA-2, FOG2, or FOG-2, is a protein that in humans is encoded by the ZFPM2 and in mice by the Zfpm2 gene.[5][6][7]

The

ZFPM1 and ZFPM2 genes in humans and Zfpm1 and Zfpm2 genes in mice. Its members may act as coactivators and/or corepressors to modulate the activity of GATA transcription factors. That is, the ZFPM2 protein appears able to interact directly with and thereby either enhance or repress the ability of GATA transcription factors to stimulate the expression of their target genes; the direction of ZFPM2's actions depends on the contexts of the promoter sections of the various GATA target genes.[7]

The ZFPM2 protein interacts primarily with the

in mice as well as humans.

Gene

The ZFPM2 gene is found in a wide range of animal species from

gonads, lung and diaphragm.[13]

Protein

Both the human and mouse ZFPM2 proteins consists of 1151 amino acids and are expressed in various tissues. The human protein is expressed at relatively high levels in the adult ovary and uterine endometrium while the mouse protein is expressed at relatively high levels in the central nervous system cerebellum and, during the early stages of its development, the heart. Human ZFPM2 contains 8 zinc finger structural motifs and interacts directly with various members of the GATA transcription factor family to modify their ability to stimulate the expression of their target genes. For example, it has been shown to bind directly with the N-terminal zinc finger of the GATA4 transcription factor to inhibit its ability to stimulate the expression of a target gene in an in vitro model system.[13][14][11][10]

The extreme

N terminal end of the ZFPM2 protein contains two domains, one of which interacts directly with the Mi-2/NuRD complex (i.e. nucleosome remodeling and histone deacetylase complex or NuRD complex) and other of which binds CTBP1 or CTBP2 proteins. The NuRD complex and the CtBPs are classified as corepressors. that act to promote the ability of ZFPM2 to inhibit the ability of GATA proteins to stimulate the expression of their target genes.[13]

Pathophysiology

ZFPM2 regulates the expression of certain GATA target genes by up-regulating or down-regulating the ability of the GATA transcription factors, primarily GATA3, GATA4, GATA5, and GATA6, to stimulate the expression of their target genes. Interactions with the NuRD complex or a CTBP can cause ZFPM2 to inhibit the ability of GATA3-6 proteins to stimulate the expression of their target genes.[13]

Clinical relevancy

Congenital heart disease

Mutations in the ZFPM2 gene are responsible for rare and sporadic cases of

mRNA for ZFPM2.[15] These cases likely reflect the role of ZFPM2 in promoting GATA4's function in the embryonic development of the heart.[12][13]

Congenital diaphragmatic hernia

ZFPM2

heterozygous gene mutations are responsible for sporadic cases of congenital diaphragmatic hernias. This development disorder may be the underlying cause for the development of congenital lung dysplasia and pulmonary vascular disorder that leads to pulmonary hypertension. These defects are considered due to haploinsufficiency in ZFPM2 protein and consequential failure of GATA4 to promote normal lung development.[8][16]

Sex development

ambiguous genitalia. The disorder likely reflects haploinsufficiency of the ZFPM2 protein and consequential reduced regulation of GATA4 in promoting normal development of the gonads.[9]

References

  1. ^ a b c GRCh38: Ensembl release 89: ENSG00000169946Ensembl, May 2017
  2. ^ a b c GRCm38: Ensembl release 89: ENSMUSG00000022306Ensembl, May 2017
  3. ^ "Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  4. ^ "Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  5. PMID 9927675
    .
  6. .
  7. ^ a b "Entrez Gene: ZFPM2 zinc finger protein, multitype 2".
  8. ^
    PMID 24769157
    .
  9. ^ .
  10. ^ a b "ZFPM2 zinc finger protein, FOG family member 2 [Homo sapiens (Human)] – Gene – NCBI".
  11. ^ a b "Zfpm2 zinc finger protein, multitype 2 [Mus musculus (House mouse)] – Gene – NCBI".
  12. ^
    PMID 15659346
    .
  13. ^ .
  14. ^ .
  15. .
  16. .

Further reading


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