Reviewed,
UniProtKB/Swiss-Prot Q15911 (ZFHX3_HUMAN)
Last modified
November 25, 2008.
Version 84.
History...
Clusters with 100%,
90%,
50% identity |
Documents (7) |
Third-party data |
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Names and origin
| Protein names | Recommended name: Zinc finger homeobox protein 3 Alternative name(s): Zinc finger homeodomain protein 3 Short name=ZFH-3 Alpha-fetoprotein enhancer-binding protein AT motif-binding factor AT-binding transcription factor 1 | ||||
| Gene names |
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| Organism | Homo sapiens (Human) | ||||
| Taxonomic identifier | 9606 [NCBI] | ||||
| Taxonomic lineage | Eukaryota › Metazoa › Chordata › Craniata › Vertebrata › Euteleostomi › Mammalia › Eutheria › Euarchontoglires › Primates › Haplorrhini › Catarrhini › Hominidae › Homo |
Protein attributes
| Sequence length | 3703 AA. |
| Sequence status | Complete. |
| Sequence processing | The displayed sequence is not processed. |
| Protein existence | Evidence at protein level. |
General annotation (Comments)
| Function | Transcriptional activator that binds to the AT-rich core sequence of the enhancer element of the AFP gene. |
| Subunit structure | Interacts with FNBP3 By similarity. |
| Subcellular location | |
| Post-translational modification | Phosphorylated upon DNA damage, probably by ATM or ATR. |
| Sequence similarities | Contains 22 C2H2-type zinc fingers. Contains 4 homeobox DNA-binding domains. |
Ontologies
Keywords | |
|---|---|
| Biological process | Transcription Transcription regulation |
| Cellular component | Nucleus |
| Coding sequence diversity | Alternative splicing Polymorphism |
| Domain | Homeobox Repeat Zinc-finger |
| Ligand | DNA-binding Metal-binding Zinc |
| Molecular function | Activator |
| PTM | Phosphoprotein |
| Technical term | 3D-structure |
Gene Ontology (GO) | |
| Biological process | negative regulation of transcription from RNA polymerase II promoter Inferred from genetic interaction. Source: MGI |
| Cellular component | transcription factor complex Inferred from direct assay. Source: MGI |
| Molecular function | RNA polymerase II transcription factor activity, enhancer binding Ref.2 Traceable author statement. Source: UniProtKB sequence-specific DNA bindingInferred from electronic annotation. Source: InterPro transcription repressor activityInferred from genetic interaction. Source: MGI zinc ion bindingInferred from electronic annotation. Source: InterPro |
| Complete GO annotation... | |
Alternative products
| This entry describes 2 isoforms produced by alternative splicing. [Align] [Select] | ||||||
| Isoform A (identifier: Q15911-1) This isoform has been chosen as the 'canonical' sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry. | ||||||
| Isoform B (identifier: Q15911-2) The sequence of this isoform differs from the canonical sequence as follows: 1-914: Missing. |
Sequence annotation (Features)
| Feature key | Position(s) | Length | Description | Graphical view | Feature identifier | ||||||||||
Molecule processing | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chain | 1 – 3703 | 3703 | Zinc finger homeobox protein 3 | PRO_0000046930 | |||||||||||
Regions | |||||||||||||||
| Zinc finger | 282 – 305 | 24 | C2H2-type 1 | ||||||||||||
| Zinc finger | 640 – 663 | 24 | C2H2-type 2 | ||||||||||||
| Zinc finger | 671 – 694 | 24 | C2H2-type 3 | ||||||||||||
| Zinc finger | 726 – 750 | 25 | C2H2-type 4 | ||||||||||||
| Zinc finger | 804 – 828 | 25 | C2H2-type 5; atypical | ||||||||||||
| Zinc finger | 945 – 968 | 24 | C2H2-type 6; degenerate | ||||||||||||
| Zinc finger | 984 – 1008 | 25 | C2H2-type 7; atypical | ||||||||||||
| Zinc finger | 1040 – 1064 | 25 | C2H2-type 8; atypical | ||||||||||||
| Zinc finger | 1088 – 1112 | 25 | C2H2-type 9; atypical | ||||||||||||
| Zinc finger | 1223 – 1246 | 24 | C2H2-type 10; atypical | ||||||||||||
| Zinc finger | 1252 – 1275 | 24 | C2H2-type 11 | ||||||||||||
| Zinc finger | 1360 – 1385 | 26 | C2H2-type 12 | ||||||||||||
| Zinc finger | 1401 – 1423 | 23 | C2H2-type 13 | ||||||||||||
| Zinc finger | 1429 – 1452 | 24 | C2H2-type 14 | ||||||||||||
| Zinc finger | 1545 – 1569 | 25 | C2H2-type 15 | ||||||||||||
| Zinc finger | 1596 – 1620 | 25 | C2H2-type 16 | ||||||||||||
| Zinc finger | 1983 – 2006 | 24 | C2H2-type 17 | ||||||||||||
| DNA binding | 2145 – 2204 | 60 | Homeobox 1 | ||||||||||||
| DNA binding | 2242 – 2301 | 60 | Homeobox 2 | ||||||||||||
| Zinc finger | 2328 – 2351 | 24 | C2H2-type 18; atypical | ||||||||||||
| Zinc finger | 2530 – 2552 | 23 | C2H2-type 19 | ||||||||||||
| DNA binding | 2641 – 2700 | 60 | Homeobox 3 | ||||||||||||
| Zinc finger | 2711 – 2734 | 24 | C2H2-type 20 | ||||||||||||
| DNA binding | 2944 – 3003 | 60 | Homeobox 4 | ||||||||||||
| Zinc finger | 3024 – 3048 | 25 | C2H2-type 21 | ||||||||||||
| Zinc finger | 3529 – 3553 | 25 | C2H2-type 22 | ||||||||||||
| Compositional bias | 104 – 107 | 4 | Poly-Pro | ||||||||||||
| Compositional bias | 460 – 489 | 30 | Poly-Glu | ||||||||||||
| Compositional bias | 770 – 784 | 15 | Poly-Ala | ||||||||||||
| Compositional bias | 1723 – 1743 | 21 | Poly-Gln | ||||||||||||
| Compositional bias | 1789 – 1794 | 6 | Poly-Gln | ||||||||||||
| Compositional bias | 1852 – 1857 | 6 | Poly-Gln | ||||||||||||
| Compositional bias | 2037 – 2052 | 16 | Poly-Pro | ||||||||||||
| Compositional bias | 3197 – 3209 | 13 | Poly-Gln | ||||||||||||
| Compositional bias | 3210 – 3214 | 5 | Poly-Pro | ||||||||||||
| Compositional bias | 3227 – 3231 | 5 | Poly-Gln | ||||||||||||
| Compositional bias | 3376 – 3389 | 14 | Poly-Gln | ||||||||||||
| Compositional bias | 3392 – 3395 | 4 | Poly-Gln | ||||||||||||
| Compositional bias | 3507 – 3527 | 21 | Poly-Gly | ||||||||||||
| Compositional bias | 3597 – 3600 | 4 | Poly-Pro | ||||||||||||
| Compositional bias | 3636 – 3639 | 4 | Poly-Ser | ||||||||||||
Amino acid modifications | |||||||||||||||
| Modified residue | 267 | 1 | Phosphoserine | ||||||||||||
| Modified residue | 571 | 1 | Phosphoserine | ||||||||||||
| Modified residue | 1180 | 1 | Phosphoserine | ||||||||||||
| Modified residue | 1197 | 1 | Phosphoserine | ||||||||||||
| Modified residue | 1204 | 1 | Phosphoserine | ||||||||||||
| Modified residue | 1590 | 1 | Phosphoserine By similarity | ||||||||||||
Natural variations | |||||||||||||||
| Alternative sequence | 1 – 914 | 914 | Missing in isoform B. | VSP_006825 | |||||||||||
| Natural variant | 72 | 1 | S → A: dbSNP rs7193297. | VAR_026663 | |||||||||||
| Natural variant | 428 | 1 | T → P: dbSNP rs16971436. | VAR_026664 | |||||||||||
| Natural variant | 460 | 1 | E → Q: dbSNP rs2073852. | VAR_019968 | |||||||||||
| Natural variant | 777 | 1 | V → A: dbSNP rs4788682. | VAR_026665 | |||||||||||
| Natural variant | 3374 | 1 | A → V | VAR_011694 | |||||||||||
| Natural variant | 3377 – 3384 | 8 | Missing | VAR_011695 | |||||||||||
| Natural variant | 3421 | 1 | P → A: dbSNP rs8044440. | VAR_026666 | |||||||||||
| Natural variant | 3527 | 1 | G → GGG | VAR_011696 | |||||||||||
Experimental info | |||||||||||||||
| Sequence conflict | 422 | 1 | P → A Ref.1 | ||||||||||||
| Sequence conflict | 579 | 1 | A → T Ref.1 | ||||||||||||
| Sequence conflict | 767 | 1 | S → I Ref.1 | ||||||||||||
| Sequence conflict | 846 – 849 | 4 | RHLG → HHRV Ref.1 | ||||||||||||
| Sequence conflict | 997 | 1 | A → S Ref.4 | ||||||||||||
| Sequence conflict | 1150 – 1190 | 41 | EEAIE…LTDSP → GEWSHRHGRPRLGLGVHLLE TSRGLLFEGDVTDPAGPHVP Y Ref.4 | ||||||||||||
Secondary structure | |||||||||||||||
Helix Strand Turn | |||||||||||||||
| Helix | 2251 – 2263 | 13 | |||||||||||||
| Helix | 2269 – 2278 | 10 | |||||||||||||
| Helix | 2283 – 2297 | 15 | |||||||||||||
Sequences
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Clusters with