Nucleobindin 1
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Template:Short description Template:Infobox gene Nucleobindin-1 (NUCB1), also known as calnuc, is a protein that in humans is encoded by the NUCB1 gene.[1][2]
Structure
The human calnuc protein contains 461 amino acids and has a pI of 4.9.[3]
The protein contains the following regions and domains:
- Signal peptide[4]
- Leucine-zipper[4] The leucine-zipper of calnuc may be responsible for its dimerization.
- aa 347-389 – Nuclear localization signal
- 2 zinc binding sites[5] with high affinity (Kd = 20 nM)
- carboxypeptidase-like motifs : HFREXnH (aa 66) and HFTEXnH (aa 146)
- 2 EF-hands
- Potential anchor region[3]– 15-aa hydrophobic region at its COOH terminus that may be sufficient for membrane anchoring
References
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Further reading
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