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Items: 11


In vivo RNAi screen reveals neddylation genes as novel regulators of Hedgehog signaling.

Du J, Zhang J, Su Y, Liu M, Ospina JK, Yang S, Zhu AJ.

PLoS One. 2011;6(9):e24168. doi: 10.1371/journal.pone.0024168. Epub 2011 Sep 8.


Sequential phosphorylation of smoothened transduces graded hedgehog signaling.

Su Y, Ospina JK, Zhang J, Michelson AP, Schoen AM, Zhu AJ.

Sci Signal. 2011 Jul 5;4(180):ra43. doi: 10.1126/scisignal.2001747.


Actin-dependent intranuclear repositioning of an active gene locus in vivo.

Dundr M, Ospina JK, Sung MH, John S, Upender M, Ried T, Hager GL, Matera AG.

J Cell Biol. 2007 Dec 17;179(6):1095-103. Epub 2007 Dec 10.


Two distinct arginine methyltransferases are required for biogenesis of Sm-class ribonucleoproteins.

Gonsalvez GB, Tian L, Ospina JK, Boisvert FM, Lamond AI, Matera AG.

J Cell Biol. 2007 Aug 27;178(5):733-40. Epub 2007 Aug 20.


Conserved zinc fingers mediate multiple functions of ZFP100, a U7snRNP associated protein.

Wagner EJ, Ospina JK, Hu Y, Dundr M, Matera AG, Marzluff WF.

RNA. 2006 Jul;12(7):1206-18. Epub 2006 May 18.


Cross-talk between snurportin1 subdomains.

Ospina JK, Gonsalvez GB, Bednenko J, Darzynkiewicz E, Gerace L, Matera AG.

Mol Biol Cell. 2005 Oct;16(10):4660-71. Epub 2005 Jul 19.


PHAX and CRM1 are required sequentially to transport U3 snoRNA to nucleoli.

Boulon S, Verheggen C, Jady BE, Girard C, Pescia C, Paul C, Ospina JK, Kiss T, Matera AG, Bordonné R, Bertrand E.

Mol Cell. 2004 Dec 3;16(5):777-87.


Control of Cajal body number is mediated by the coilin C-terminus.

Shpargel KB, Ospina JK, Tucker KE, Matera AG, Hebert MD.

J Cell Sci. 2003 Jan 15;116(Pt 2):303-12.


Coilin methylation regulates nuclear body formation.

Hebert MD, Shpargel KB, Ospina JK, Tucker KE, Matera AG.

Dev Cell. 2002 Sep;3(3):329-37.


SMN, the spinal muscular atrophy protein, forms a pre-import snRNP complex with snurportin1 and importin beta.

Narayanan U, Ospina JK, Frey MR, Hebert MD, Matera AG.

Hum Mol Genet. 2002 Jul 15;11(15):1785-95.


Proteomics: the nucleolus weighs in.

Ospina JK, Matera AG.

Curr Biol. 2002 Jan 8;12(1):R29-31.

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