4bpl

Structural highlights

Function

IMA1A_ORYSJ Functions in nuclear protein import. Binds specifically and directly to substrates containing either a simple or bipartite NLS motif. Promotes docking of import substrates to the nuclear envelope.^{[1] [2]}

See Also

• Importin 3D structures

References

1. ↑ Jiang CJ, Imamoto N, Matsuki R, Yoneda Y, Yamamoto N. Functional characterization of a plant importin alpha homologue. Nuclear localization signal (NLS)-selective binding and mediation of nuclear import of nls proteins in vitro. J Biol Chem. 1998 Sep 11;273(37):24083-7. PMID:9727027
2. ↑ Jiang CJ, Shoji K, Matsuki R, Baba A, Inagaki N, Ban H, Iwasaki T, Imamoto N, Yoneda Y, Deng XW, Yamamoto N. Molecular cloning of a novel importin alpha homologue from rice, by which constitutive photomorphogenic 1 (COP1) nuclear localization signal (NLS)-protein is preferentially nuclear imported. J Biol Chem. 2001 Mar 23;276(12):9322-9. Epub 2000 Dec 20. PMID:11124253 doi:http://dx.doi.org/10.1074/jbc.M006430200