Reviewed,
UniProtKB/Swiss-Prot Q9N4M4 (ANC1_CAEEL)
Last modified
December 15, 2009.
Version 78.
History...
Clusters with 100%,
90%,
50% identity |
Documents (2) |
Third-party data |
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Names and origin
| Protein names | Recommended name: Nuclear anchorage protein 1 Short name=Anchorage 1 protein Alternative name(s): Nesprin homolog | ||||
| Gene names |
| ||||
| Organism | Caenorhabditis elegans [Complete proteome] | ||||
| Taxonomic identifier | 6239 [NCBI] | ||||
| Taxonomic lineage | Eukaryota › Metazoa › Nematoda › Chromadorea › Rhabditida › Rhabditoidea › Rhabditidae › Peloderinae › Caenorhabditis |
Protein attributes
| Sequence length | 8545 AA. |
| Sequence status | Complete. |
| Sequence processing | The displayed sequence is not processed. |
| Protein existence | Evidence at protein level. |
General annotation (Comments)
| Function | Plays a central role in nuclear and mitochondrial anchoring. Probably connects nuclei to the cytoskeleton by interacting with unc-84 at the nuclear envelope and with F-actin in the cytoplasm, creating a bridge across the nuclear envelope between the cytoskeleton and the nucleus. Ref.1 |
| Subunit structure | Interacts with F-actin via its N-terminal domain. Interacts indirecty with unc-84. Ref.1 |
| Subcellular location | Nucleus outer membrane; Single-pass type IV membrane protein; Cytoplasmic side Potential. Cytoplasm › cytoskeleton. Note: The largest part of the protein is cytoplasmic, while its C-terminal part is associated either with the nuclear envelope, most probably the outer nuclear membrane, or with mitochondrial membrane. |
| Tissue specificity | Ubiquitously expressed in all postembryonic cells. |
| Developmental stage | First expressed in L1 larvae, and thereafter. |
| Domain | The large coiled coil domains are composed of 6 nearly exact repeats of 903 residues. The last repeat is partial. These repeats are conserved in Hawai (CB4856), Australia (AB4) and Germany (RC301) strains. The length of the repeat may be maintained because of a selective advantage to keep the protein large and allow a single molecule to extent more than 0,5 micrometers. The Klarsicht domain, which contains a potential transmembrane domain, is essential for the nuclear envelope targeting. |
| Sequence similarities | Belongs to the nesprin family. Contains 1 actin-binding domain. Contains 2 CH (calponin-homology) domains. Contains 1 KASH domain. |
Ontologies
Sequence annotation (Features)
| Feature key | Position(s) | Length | Description | Graphical view | Feature identifier | ||||
Molecule processing | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Chain | 1 – 8545 | 8545 | Nuclear anchorage protein 1 | PRO_0000163593 | |||||
Regions | |||||||||
| Topological domain | 1 – 8494 | 8494 | Cytoplasmic Potential | ||||||
| Transmembrane | 8495 – 8513 | 19 | Anchor for type IV membrane protein Potential | ||||||
| Topological domain | 8514 – 8545 | 32 | Perinuclear space Potential | ||||||
| Domain | 1 – 325 | 325 | Actin-binding | ||||||
| Domain | 23 – 130 | 108 | CH 1 | ||||||
| Domain | 222 – 325 | 104 | CH 2 | ||||||
| Repeat | 3241 – 4143 | 903 | 1 | ||||||
| Repeat | 4144 – 5097 | 954 | 2 | ||||||
| Repeat | 5098 – 6000 | 903 | 3 | ||||||
| Repeat | 6001 – 6903 | 903 | 4 | ||||||
| Repeat | 6904 – 7806 | 903 | 5 | ||||||
| Repeat | 7807 – 8199 | 393 | 6 | ||||||
| Domain | 8486 – 8545 | 60 | KASH | ||||||
| Region | 3241 – 8199 | 4959 | 6 X tandem repeat | ||||||
| Coiled coil | 754 – 774 | 21 | Potential | ||||||
| Coiled coil | 1072 – 1101 | 30 | Potential | ||||||
| Coiled coil | 1215 – 1236 | 22 | Potential | ||||||
| Coiled coil | 1324 – 1384 | 61 | Potential | ||||||
| Coiled coil | 1574 – 1629 | 56 | Potential | ||||||
| Coiled coil | 1725 – 1754 | 30 | Potential | ||||||
| Coiled coil | 1950 – 1981 | 32 | Potential | ||||||
| Coiled coil | 2103 – 2580 | 478 | Potential | ||||||
| Coiled coil | 2682 – 2712 | 31 | Potential | ||||||
| Coiled coil | 2852 – 2949 | 98 | Potential | ||||||
| Coiled coil | 3002 – 3119 | 118 | Potential | ||||||
| Coiled coil | 3178 – 3295 | 118 | Potential | ||||||
| Coiled coil | 3346 – 3417 | 72 | Potential | ||||||
| Coiled coil | 3482 – 3552 | 71 | Potential | ||||||
| Coiled coil | 3587 – 3703 | 117 | Potential | ||||||
| Coiled coil | 3781 – 3839 | 59 | Potential | ||||||
| Coiled coil | 3902 – 4022 | 121 | Potential | ||||||
| Coiled coil | 4114 – 4198 | 85 | Potential | ||||||
| Coiled coil | 4249 – 4320 | 72 | Potential | ||||||
| Coiled coil | 4436 – 4506 | 71 | Potential | ||||||
| Coiled coil | 4541 – 4657 | 117 | Potential | ||||||
| Coiled coil | 4735 – 4793 | 59 | Potential | ||||||
| Coiled coil | 4856 – 4976 | 121 | Potential | ||||||
| Coiled coil | 5035 – 5152 | 118 | Potential | ||||||
| Coiled coil | 5203 – 5274 | 72 | Potential | ||||||
| Coiled coil | 5339 – 5409 | 71 | Potential | ||||||
| Coiled coil | 5444 – 5560 | 117 | Potential | ||||||
| Coiled coil | 5638 – 5696 | 59 | Potential | ||||||
| Coiled coil | 5759 – 5879 | 121 | Potential | ||||||
| Coiled coil | 5938 – 6055 | 118 | Potential | ||||||
| Coiled coil | 6106 – 6177 | 72 | Potential | ||||||
| Coiled coil | 6242 – 6312 | 71 | Potential | ||||||
| Coiled coil | 6347 – 6463 | 117 | Potential | ||||||
| Coiled coil | 6541 – 6599 | 59 | Potential | ||||||
| Coiled coil | 6662 – 6782 | 121 | Potential | ||||||
| Coiled coil | 6841 – 6958 | 118 | Potential | ||||||
| Coiled coil | 7009 – 7080 | 72 | Potential | ||||||
| Coiled coil | 7145 – 7215 | 71 | Potential | ||||||
| Coiled coil | 7250 – 7366 | 117 | Potential | ||||||
| Coiled coil | 7444 – 7502 | 59 | Potential | ||||||
| Coiled coil | 7565 – 7685 | 121 | Potential | ||||||
| Coiled coil | 7744 – 7861 | 118 | Potential | ||||||
| Coiled coil | 7912 – 7983 | 72 | Potential | ||||||
| Coiled coil | 8048 – 8118 | 71 | Potential | ||||||
| Coiled coil | 8153 – 8204 | 52 | Potential | ||||||
| Coiled coil | 8273 – 8329 | 57 | Potential | ||||||
| Coiled coil | 8370 – 8390 | 21 | Potential | ||||||
| Compositional bias | 1655 – 1658 | 4 | Poly-Arg | ||||||
| Compositional bias | 3021 – 3029 | 9 | Poly-Lys | ||||||
| Compositional bias | 3924 – 3932 | 9 | Poly-Lys | ||||||
| Compositional bias | 4878 – 4886 | 9 | Poly-Lys | ||||||
| Compositional bias | 5781 – 5789 | 9 | Poly-Lys | ||||||
| Compositional bias | 6684 – 6692 | 9 | Poly-Lys | ||||||
| Compositional bias | 7587 – 7595 | 9 | Poly-Lys | ||||||
Sequences
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References
| « Hide 'large scale' references | |
| [1] | "Role of ANC-1 in tethering nuclei to the actin cytoskeleton." Starr D.A., Han M. Science 298:406-409(2002) [PubMed: 12169658] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA] OF 1-1751, FUNCTION, CHARACTERIZATION, INTERACTION WITH F-ACTIN AND UNC-84. Strain: Bristol N2. |
| [2] | "Genome sequence of the nematode C. elegans: a platform for investigating biology." The C. elegans sequencing consortium Science 282:2012-2018(1998) [PubMed: 9851916] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: Bristol N2. |
| [3] | "The nesprins are giant actin-binding proteins, orthologous to Drosophila melanogaster muscle protein MSP-300." Zhang Q., Ragnauth C., Greener M.J., Shanahan C.M., Roberts R.G. Genomics 80:473-481(2002) [PubMed: 12408964] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA] OF 689-1243. |
| + | Additional computationally mapped references. |
Cross-references
Sequence databases | |
|---|---|
| AY157938 mRNA. Translation: AAN35200.1. AC006834 Genomic DNA. Translation: AAF40010.3. AY126454 mRNA. Translation: AAM95163.1. | |
| PIR | T33140. T33141. |
| RefSeq | NP_491353.2. |
| UniGene | Cel.22568 |
3D structure databases | |
| ModBase | Search... |
Protein-protein interaction databases | |
| STRING | Q9N4M4. |
Genome annotation databases | |
| Ensembl | ZK973.6; ZK973.6; ZK973.6; Caenorhabditis elegans. [Genome view] |
| GeneID | 172034. |
| KEGG | cel:ZK973.6. |
| NMPDR | fig|6239.3.peg.896. |
| UCSC | ZK973.6. c. elegans. |
Organism-specific databases | |
| CTD | 172034. |
| WormBase | WBGene00000140. anc-1. |
| WormPep | ZK973.6. CE33588. [WorfDB] |
Phylogenomic databases | |
| InParanoid | Q9N4M4. |
| OMA | GDDNKSP. |
Gene expression databases | |
| ArrayExpress | Q9N4M4. |
Family and domain databases | |
| InterPro | IPR001589. Actinin_actin-bd_CS. IPR016146. Calponin-homology. IPR001715. Calponin_act_bd. IPR012315. KASH. [Graphical view] |
| Gene3D | G3DSA:1.10.418.10. Calponin-homology. 2 hits. |
| Pfam | PF00307. CH. 2 hits. PF10541. KASH. 1 hit. [Graphical view] |
| SMART | SM00033. CH. 2 hits. [Graphical view] |
| PROSITE | PS00019. ACTININ_1. 1 hit. PS00020. ACTININ_2. 1 hit. PS50021. CH. 2 hits. PS51049. KASH. 1 hit. [Graphical view] |
| ProtoNet | Search... |
Other Resources | |
| NextBio | 873759. |
Entry information
| Entry name | ANC1_CAEEL | ||||||||
| Accession | Primary (citable) accession number: Q9N4M4 Secondary accession number(s): O61841, O61842 | ||||||||
| Entry history |
| ||||||||
| Entry status | Reviewed (UniProtKB/Swiss-Prot) | ||||||||
| Annotation project | Caenorhabditis annotation project | ||||||||
Relevant documents
| Caenorhabditis elegans Caenorhabditis elegans: entries, gene names and cross-references to WormPep |
| SIMILARITY comments Index of protein domains and families |

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