SECOND CALPONIN HOMOLOGY DOMAIN FROM UTROPHINSECOND CALPONIN HOMOLOGY DOMAIN FROM UTROPHIN

Structural highlights

1bhd is a 2 chain structure with sequence from Homo sapiens. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Gene:UTRN, DMDL (Homo sapiens)
Resources:FirstGlance, OCA, RCSB, PDBsum

Evolutionary Conservation

 

Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf.

Publication Abstract from PubMed

Utrophin is a close homologue of dystrophin, the protein defective in Duchenne muscular dystrophy. Like dystrophin, it is composed of three regions: an N-terminal region that binds actin filaments, a large central region with triple coiled-coil repeats, and a C-terminal region that interacts with components in the dystroglycan protein complex at the plasma membrane. The N-terminal actin-binding region consists of two calponin homology domains and is related to the actin-binding domains of a superfamily of proteins including alpha-actinin, spectrin and fimbrin. Here, we present the 2.0 A structure of the second calponin homology domain of utrophin solved by X-ray crystallography, and compare it to the other calponin homology domains previously determined from spectrin and fimbrin.

The 2.0 A structure of the second calponin homology domain from the actin-binding region of the dystrophin homologue utrophin.,Keep NH, Norwood FL, Moores CA, Winder SJ, Kendrick-Jones J J Mol Biol. 1999 Jan 22;285(3):1257-64. PMID:9887274[1]

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.

References

  1. Keep NH, Norwood FL, Moores CA, Winder SJ, Kendrick-Jones J. The 2.0 A structure of the second calponin homology domain from the actin-binding region of the dystrophin homologue utrophin. J Mol Biol. 1999 Jan 22;285(3):1257-64. PMID:9887274 doi:10.1006/jmbi.1998.2406

1bhd, resolution 2.00Å

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