Kelch-like protein

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== Function ==
== Function ==
'''Kelch-like proteins''' (KLHL) contain multiple Kelch motifs. This motif is about 50 residues long and forms a four-stranded β-sheet blade. <scene name='70/706701/Cv/6'>Six to eight such blades form a circular β-propeller domain</scene>. β-propellers are involved in protein-protein interactions. The N-terminal of KLHL contains other protein domains like BTB (Broad-Tramtrack-Bric-a-brac) which is also involved in protein-protein interactions<ref>PMID:23676014</ref>.<br />
'''Kelch-like proteins''' (KLHL) contain multiple Kelch motifs. This motif is about 50 residues long and forms a four-stranded β-sheet blade. <scene name='70/706701/Cv/6'>Six to eight such blades form a circular β-propeller domain</scene>. β-propellers are involved in protein-protein interactions. The N-terminal of KLHL contains other protein domains like BTB (Broad-Tramtrack-Bric-a-brac) which is also involved in protein-protein interactions<ref>PMID:23676014</ref>.<br />
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*'''KLHL1''' may play a role in organizing the actin cytoskeleton in brain cells.<br />
 
*'''KLHL2''' '''KLHL11''' is a component of the cullin-RING based E3 ubiquitin-protein ligase system.<br />
*'''KLHL2''' '''KLHL11''' is a component of the cullin-RING based E3 ubiquitin-protein ligase system.<br />
*'''KLHL3''' and '''KLHL7''' '''KLHL10''' are substrate-specific adapters of the cullin-RING based E3 ubiquitin-protein ligase system.<br />
*'''KLHL3''' and '''KLHL7''' '''KLHL10''' are substrate-specific adapters of the cullin-RING based E3 ubiquitin-protein ligase system.<br />

Current revision

Human Kelch-like protein 1 (Keap1) Kelch domain (cyan) complex with NRF2 Neh2 peptide (green) and sulfate (PDB code 1x2r)

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References

  1. Dhanoa BS, Cogliati T, Satish AG, Bruford EA, Friedman JS. Update on the Kelch-like (KLHL) gene family. Hum Genomics. 2013 May 15;7:13. doi: 10.1186/1479-7364-7-13. PMID:23676014 doi:http://dx.doi.org/10.1186/1479-7364-7-13
  2. Padmanabhan B, Tong KI, Ohta T, Nakamura Y, Scharlock M, Ohtsuji M, Kang MI, Kobayashi A, Yokoyama S, Yamamoto M. Structural basis for defects of Keap1 activity provoked by its point mutations in lung cancer. Mol Cell. 2006 Mar 3;21(5):689-700. PMID:16507366 doi:10.1016/j.molcel.2006.01.013

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Michal Harel, Alexander Berchansky, Joel L. Sussman

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