Q8IWB6: Inactive serine/threonine-protein kinase TEX14 (TEX14)

Inactive serine/threonine-protein kinase TEX14 (TEX14) is a 1497-residue protein from Homo sapiens. This is its AlphaFold structure prediction, created 1 Aug 2025. UniProt accession: Q8IWB6.

Gene
TEX14
Organism
Homo sapiens
Length
1497 residues
Mean pLDDT
50.5
Model
AF-Q8IWB6-F1 v6
Model created
1 Aug 2025
PDB structures
2

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Model confidence (pLDDT)

The mean pLDDT of this model is 50.5 (low overall). pLDDT is AlphaFold's per-residue confidence score from 0 to 100. In MolViewer, choose the B-factor color scheme to color the model by pLDDT, because AlphaFold stores it in the B-factor column.

pLDDT bandMeaningShare of residues
Above 90Very high: backbone and side chains are usually accurate20%
70 to 90Confident: backbone generally right14%
50 to 70Low: treat with caution6%
Below 50Very low: often disordered regions60%

What pLDDT means and how to read it

Function

Required both for the formation of intercellular bridges during meiosis and for kinetochore-microtubule attachment during mitosis. Intercellular bridges are evolutionarily conserved structures that connect differentiating germ cells and are required for spermatogenesis and male fertility. Acts by promoting the conversion of midbodies into intercellular bridges via its interaction with CEP55: interaction with CEP55 inhibits the interaction between CEP55 and PDCD6IP/ALIX and TSG101, blocking cell abscission and leading to transform midbodies into intercellular bridges. Also plays a role during mitosis: recruited to kinetochores by PLK1 during early mitosis and regulates the maturation of the…

Subunit structure

Interacts with KIF23 and RBM44. Interacts with CEP55; inhibiting interaction between CEP55 and PDCD6IP/ALIX and TSG101 (By similarity)

Subcellular location

Cytoplasm, Midbody, Chromosome, centromere, kinetochore

Disease associations

Experimental structures in the PDB

Compare the prediction with experimentally determined structures of the same protein:

PDB IDMethodResolutionChains and residues
3WUTX-ray2.3 ÅC/F/I/L=792-804
3WUUX-ray2.9 ÅC/F/I/L=791-804

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