Myosin VI D179Y (MD) pre-powerstroke stateMyosin VI D179Y (MD) pre-powerstroke state

Structural highlights

4dbr is a 1 chain structure with sequence from Sus scrofa. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 1.95Å
Ligands:, , ,
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

MYO6_PIG Myosins are actin-based motor molecules with ATPase activity. Unconventional myosins serve in intracellular movements. Myosin 6 is a reverse-direction motor protein that moves towards the minus-end of actin filaments. Has slow rate of actin-activated ADP release due to weak ATP binding. Functions in a variety of intracellular processes such as vesicular membrane trafficking and cell migration. Required for the structural integrity of the Golgi apparatus via the p53-dependent pro-survival pathway. Appears to be involved in a very early step of clathrin-mediated endocytosis in polarized epithelial cells. May act as a regulator of F-actin dynamics. May play a role in transporting DAB2 from the plasma membrane to specific cellular targets. Required for structural integrity of inner ear hair cells (By similarity).[1]

See Also

References

  1. Naccache SN, Hasson T. Myosin VI altered at threonine 406 stabilizes actin filaments in vivo. Cell Motil Cytoskeleton. 2006 Oct;63(10):633-45. PMID:16917816 doi:http://dx.doi.org/10.1002/cm.20150

4dbr, resolution 1.95Å

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