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ZIC2 Zic family zinc finger 2 [ Homo sapiens (human) ]

Gene ID: 7546, updated on 5-Sep-2025
Official Symbol
ZIC2provided by HGNC
Official Full Name
Zic family zinc finger 2provided by HGNC
Primary source
HGNC:HGNC:12873
See related
Ensembl:ENSG00000043355 MIM:603073; AllianceGenome:HGNC:12873
Gene type
protein coding
RefSeq status
REVIEWED
Organism
Homo sapiens
Lineage
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; Homo
Also known as
HPE5
Summary
This gene encodes a member of the ZIC family of C2H2-type zinc finger proteins. This protein functions as a transcriptional repressor and may regulate tissue specific expression of dopamine receptor D1. Expansion of an alanine repeat in the C-terminus of the encoded protein and other mutations in this gene cause holoprosencephaly type 5. Holoprosencephaly is the most common structural anomaly of the human brain. A polyhistidine tract polymorphism in this gene may be associated with increased risk of neural tube defects. This gene is closely linked to a gene encoding zinc finger protein of the cerebellum 5, a related family member on chromosome 13. [provided by RefSeq, Jul 2016]
Expression
Biased expression in brain (RPKM 3.1) and testis (RPKM 0.7) See more
Orthologs
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See ZIC2 in Genome Data Viewer
Location:
13q32.3
Exon count:
3
Annotation release Status Assembly Chr Location
RS_2025_08 current GRCh38.p14 (GCF_000001405.40) 13 NC_000013.11 (99981784..99986765)
RS_2025_08 current T2T-CHM13v2.0 (GCF_009914755.1) 13 NC_060937.1 (99192694..99197676)
RS_2024_09 previous assembly GRCh37.p13 (GCF_000001405.25) 13 NC_000013.10 (100634038..100639019)

Chromosome 13 - NC_000013.11Genomic Context describing neighboring genes Neighboring gene citramalyl-CoA lyase Neighboring gene CLYBL antisense RNA 3 Neighboring gene small nucleolar RNA U13 Neighboring gene H3K27ac hESC enhancer GRCh37_chr13:100461465-100461966 Neighboring gene H3K27ac hESC enhancer GRCh37_chr13:100461967-100462466 Neighboring gene ReSE screen-validated silencer GRCh37_chr13:100470112-100470282 Neighboring gene H3K4me1 hESC enhancer GRCh37_chr13:100485830-100486582 Neighboring gene BRD4-independent group 4 enhancer GRCh37_chr13:100506615-100507814 Neighboring gene OCT4-NANOG-H3K4me1 hESC enhancer GRCh37_chr13:100544348-100544902 Neighboring gene OCT4-NANOG-H3K4me1 hESC enhancer GRCh37_chr13:100544903-100545456 Neighboring gene H3K4me1 hESC enhancer GRCh37_chr13:100545457-100546010 Neighboring gene H3K4me1 hESC enhancer GRCh37_chr13:100547191-100547692 Neighboring gene H3K4me1 hESC enhancer GRCh37_chr13:100547693-100548192 Neighboring gene H3K4me1 hESC enhancer GRCh37_chr13:100552816-100553392 Neighboring gene H3K4me1 hESC enhancer GRCh37_chr13:100556702-100557202 Neighboring gene H3K4me1 hESC enhancer GRCh37_chr13:100565623-100566124 Neighboring gene H3K4me1 hESC enhancer GRCh37_chr13:100566125-100566624 Neighboring gene H3K4me1 hESC enhancer GRCh37_chr13:100582975-100583475 Neighboring gene Sharpr-MPRA regulatory region 10052 Neighboring gene H3K4me1 hESC enhancer GRCh37_chr13:100608499-100609474 Neighboring gene OCT4-NANOG-H3K4me1 hESC enhancer GRCh37_chr13:100609475-100610449 Neighboring gene OCT4-NANOG-H3K27ac-H3K4me1 hESC enhancer GRCh37_chr13:100626468-100627010 Neighboring gene H3K27ac-H3K4me1 hESC enhancer GRCh37_chr13:100627011-100627551 Neighboring gene OCT4 hESC enhancer GRCh37_chr13:100631077-100631586 Neighboring gene ATAC-STARR-seq lymphoblastoid silent region 5474 Neighboring gene ATAC-STARR-seq lymphoblastoid silent region 5475 Neighboring gene P300/CBP strongly-dependent group 1 enhancer GRCh37_chr13:100635796-100636995 Neighboring gene Zic family member 2 polyalanine repeat instability region Neighboring gene H3K4me1 hESC enhancer GRCh37_chr13:100642562-100643511 Neighboring gene H3K27ac-H3K4me1 hESC enhancer GRCh37_chr13:100649774-100650719 Neighboring gene Zic family zinc finger 5 Neighboring gene long intergenic non-protein coding RNA 554 Neighboring gene NADH:ubiquinone oxidoreductase subunit A12 pseudogene 1

  • Project title: Tissue-specific circular RNA induction during human fetal development
  • Description: 35 human fetal samples from 6 tissues (3 - 7 replicates per tissue) collected between 10 and 20 weeks gestational time were sequenced using Illumina TruSeq Stranded Total RNA
  • BioProject: PRJNA270632
  • Publication: PMID 26076956
  • Analysis date: Mon Apr 2 22:54:59 2018

GeneRIFs: Gene References Into Functions

What's a GeneRIF?

Associated conditions

Description Tests
Holoprosencephaly 5
MedGen: C1864827 OMIM: 609637 GeneReviews: Holoprosencephaly Overview
Compare labs
Holoprosencephaly sequence
MedGen: C0079541 GeneReviews: Holoprosencephaly Overview
Compare labs

Copy number response

Description
Copy number response
Triplosensitivity

No evidence available (Last evaluated 2022-08-24)

ClinGen Genome Curation Page
Haploinsufficency

Sufficient evidence for dosage pathogenicity (Last evaluated 2022-08-24)

ClinGen Genome Curation PagePubMed

EBI GWAS Catalog

Description
Genome-wide meta-analyses of multiancestry cohorts identify multiple new susceptibility loci for refractive error and myopia.
EBI GWAS Catalog
Genome-wide meta-analyses of nonsyndromic cleft lip with or without cleft palate identify six new risk loci.
EBI GWAS Catalog
Genome-wide meta-analysis of myopia and hyperopia provides evidence for replication of 11 Loci.
EBI GWAS Catalog
Products Interactant Other Gene Complex Source Pubs Description

Markers

Gene Ontology Provided by GOA

Function Evidence Code Pubs
enables DNA binding IEA
Inferred from Electronic Annotation
more info
 
enables DNA binding ISS
Inferred from Sequence or Structural Similarity
more info
 
enables DNA-binding transcription factor activity ISS
Inferred from Sequence or Structural Similarity
more info
 
enables DNA-binding transcription factor activity, RNA polymerase II-specific IBA
Inferred from Biological aspect of Ancestor
more info
 
enables RNA polymerase II cis-regulatory region sequence-specific DNA binding IBA
Inferred from Biological aspect of Ancestor
more info
 
enables RNA polymerase II transcription regulatory region sequence-specific DNA binding IEA
Inferred from Electronic Annotation
more info
 
enables chromatin DNA binding ISS
Inferred from Sequence or Structural Similarity
more info
 
enables metal ion binding IEA
Inferred from Electronic Annotation
more info
 
enables protein binding IPI
Inferred from Physical Interaction
more info
PubMed 
enables zinc ion binding IEA
Inferred from Electronic Annotation
more info
 
Process Evidence Code Pubs
involved_in brain development TAS
Traceable Author Statement
more info
PubMed 
involved_in cell differentiation IEA
Inferred from Electronic Annotation
more info
 
involved_in central nervous system development IBA
Inferred from Biological aspect of Ancestor
more info
 
involved_in negative regulation of DNA-templated transcription ISS
Inferred from Sequence or Structural Similarity
more info
 
involved_in nervous system development IEA
Inferred from Electronic Annotation
more info
 
involved_in positive regulation of DNA-binding transcription factor activity ISS
Inferred from Sequence or Structural Similarity
more info
 
involved_in positive regulation of DNA-templated transcription ISS
Inferred from Sequence or Structural Similarity
more info
 
involved_in regulation of transcription by RNA polymerase II IBA
Inferred from Biological aspect of Ancestor
more info
 
involved_in regulation of transcription by RNA polymerase II IEA
Inferred from Electronic Annotation
more info
 
involved_in visual perception ISS
Inferred from Sequence or Structural Similarity
more info
 
Component Evidence Code Pubs
located_in cytoplasm IEA
Inferred from Electronic Annotation
more info
 
located_in cytoplasm ISS
Inferred from Sequence or Structural Similarity
more info
 
located_in nuclear body IDA
Inferred from Direct Assay
more info
 
located_in nucleoplasm IDA
Inferred from Direct Assay
more info
 
is_active_in nucleus IBA
Inferred from Biological aspect of Ancestor
more info
 
located_in nucleus IEA
Inferred from Electronic Annotation
more info
 
located_in nucleus ISS
Inferred from Sequence or Structural Similarity
more info
 
Preferred Names
zinc finger protein ZIC 2
Names
Zic family member 2 (odd-paired homolog, Drosophila)
Zinc finger protein of the cerebellum 2

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RefSeqs maintained independently of Annotated Genomes

These reference sequences exist independently of genome builds. Explain

These reference sequences are curated independently of the genome annotation cycle, so their versions may not match the RefSeq versions in the current genome build. Identify version mismatches by comparing the version of the RefSeq in this section to the one reported in Genomic regions, transcripts, and products above.

Genomic

  1. NG_007085.3 RefSeqGene

    Range
    5029..10010
    Download
    GenBank, FASTA, Sequence Viewer (Graphics), LRG_1157

mRNA and Protein(s)

  1. NM_007129.5NP_009060.2  zinc finger protein ZIC 2

    See identical proteins and their annotated locations for NP_009060.2

    Status: REVIEWED

    Source sequence(s)
    AA491603, AF193855, AL355338
    Consensus CDS
    CCDS9495.1
    UniProtKB/Swiss-Prot
    O95409, Q5VYA9, Q9H309
    Related
    ENSP00000365514.3, ENST00000376335.8
    Conserved Domains (3) summary
    COG5189
    Location:329413
    SFP1; Putative transcriptional repressor regulating G2/M transition [Transcription / Cell division and chromosome partitioning]
    sd00017
    Location:307327
    ZF_C2H2; C2H2 Zn finger [structural motif]
    pfam18366
    Location:250295
    zf_ZIC; Zic proteins zinc finger domain

RefSeqs of Annotated Genomes: GCF_000001405.40-RS_2025_08

The following sections contain reference sequences that belong to a specific genome build. Explain

Reference GRCh38.p14 Primary Assembly

Genomic

  1. NC_000013.11 Reference GRCh38.p14 Primary Assembly

    Range
    99981784..99986765
    Download
    GenBank, FASTA, Sequence Viewer (Graphics)

Alternate T2T-CHM13v2.0

Genomic

  1. NC_060937.1 Alternate T2T-CHM13v2.0

    Range
    99192694..99197676
    Download
    GenBank, FASTA, Sequence Viewer (Graphics)