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- Table of Contents
Facts about Serine/threonine-protein kinase Nek2.
Regulates kinetochore microtubule attachment stability in mitosis via phosphorylation of NDC80. Plays an active role in chromatin condensation during the first meiotic division through phosphorylation of HMGA2.
| Human | |
|---|---|
| Gene Name: | NEK2 |
| Uniprot: | P51955 |
| Entrez: | 4751 |

| Belongs to: |
|---|
| protein kinase superfamily |

EC 2.7.11; EC 2.7.11.1; HSPK 21; HsPK21; NEK2; NEK2AHsPK21; Never in mitosis A-related kinase 2; NIMA (never in mitosis gene a)-related kinase 2; NimA-like protein kinase 1; NimA-related protein kinase 2; NLK1; NLK1serine/threonine-protein kinase Nek2
Mass (kDA):
51.763 kDA

| Human | |
|---|---|
| Location: | 1q32.3 |
| Sequence: | 1; NC_000001.11 (211658256..211675630, complement) |
Isoform 1 and isoform 2 are expressed in peripheral blood T-cells and a wide variety of transformed cell types. Isoform 1 and isoform 4 are expressed in the testis. Up- regulated in various cancer cell lines, as well as primary breast tumors.
[Isoform 1]: Nucleus. Nucleus, nucleolus. Cytoplasm. Cytoplasm, cytoskeleton, microtubule organizing center, centrosome. Cytoplasm, cytoskeleton, spindle pole. Chromosome, centromere, kinetochore. Chromosome, centromere. STK3/MST2 and SAV1 are required for its targeting to the centrosome. Colocalizes with SGO1 and MAD1L1 at the kinetochore. Not associated with kinetochore in the interphase but becomes associated with it upon the breakdown of the nuclear envelope. Has a nucleolar targeting/ retention activity via a coiled-coil domain at the C-terminal end.; [Isoform 2]: Cytoplasm. Predominantly






PMID: 7522034 by Schultz S.J., et al. Cell cycle-dependent expression of Nek2, a novel human protein kinase related to the NIMA mitotic regulator of Aspergillus nidulans.
PMID: 11742531 by Hames R.S., et al. Alternative splice variants of the human centrosome kinase Nek2 exhibit distinct patterns of expression in mitosis.