Walker SA - Search Results

1

Analyzing the role of the putative inositol 1,3,4,5-tetrakisphosphate receptor GAP1IP4BP in intracellular Ca2+ homeostasis.

Walker SA, Kupzig S, Lockyer PJ, Bilu S, Zharhary D, Cullen PJ. Walker SA, et al. J Biol Chem. 2002 Dec 13;277(50):48779-85. doi: 10.1074/jbc.M204839200. Epub 2002 Sep 27. J Biol Chem. 2002. PMID: 12356770 Free article.

2

The Ras binary switch: an ideal processor for decoding complex Ca2+ signals?

Walker SA, Lockyer PJ, Cullen PJ. Walker SA, et al. Biochem Soc Trans. 2003 Oct;31(Pt 5):966-9. doi: 10.1042/bst0310966. Biochem Soc Trans. 2003. PMID: 14505461 Review.

3

Control of Ras cycling by Ca2+.

Walker SA, Cullen PJ, Taylor JA, Lockyer PJ. Walker SA, et al. FEBS Lett. 2003 Jul 3;546(1):6-10. doi: 10.1016/s0014-5793(03)00412-5. FEBS Lett. 2003. PMID: 12829229 Free article. Review.

4

Identification of a Ras GTPase-activating protein regulated by receptor-mediated Ca2+ oscillations.

Walker SA, Kupzig S, Bouyoucef D, Davies LC, Tsuboi T, Bivona TG, Cozier GE, Lockyer PJ, Buckler A, Rutter GA, Allen MJ, Philips MR, Cullen PJ. Walker SA, et al. EMBO J. 2004 Apr 21;23(8):1749-60. doi: 10.1038/sj.emboj.7600197. Epub 2004 Apr 1. EMBO J. 2004. PMID: 15057271 Free PMC article.

5

GAP1 family members constitute bifunctional Ras and Rap GTPase-activating proteins.

Kupzig S, Deaconescu D, Bouyoucef D, Walker SA, Liu Q, Polte CL, Daumke O, Ishizaki T, Lockyer PJ, Wittinghofer A, Cullen PJ. Kupzig S, et al. Among authors: walker sa. J Biol Chem. 2006 Apr 14;281(15):9891-900. doi: 10.1074/jbc.M512802200. Epub 2006 Jan 23. J Biol Chem. 2006. PMID: 16431904 Free PMC article.

6

Ca2+-dependent monomer and dimer formation switches CAPRI Protein between Ras GTPase-activating protein (GAP) and RapGAP activities.

Dai Y, Walker SA, de Vet E, Cook S, Welch HC, Lockyer PJ. Dai Y, et al. Among authors: walker sa. J Biol Chem. 2011 Jun 3;286(22):19905-16. doi: 10.1074/jbc.M110.201301. Epub 2011 Apr 1. J Biol Chem. 2011. PMID: 21460216 Free PMC article.

7

GFP fusion proteins to study signaling in live cells.

Walker SA, Cozier GE, Cullen PJ. Walker SA, et al. Methods Mol Biol. 2004;273:407-20. doi: 10.1385/1-59259-783-1:407. Methods Mol Biol. 2004. PMID: 15308815 No abstract available.

8

The frequencies of calcium oscillations are optimized for efficient calcium-mediated activation of Ras and the ERK/MAPK cascade.

Kupzig S, Walker SA, Cullen PJ. Kupzig S, et al. Among authors: walker sa. Proc Natl Acad Sci U S A. 2005 May 24;102(21):7577-82. doi: 10.1073/pnas.0409611102. Epub 2005 May 12. Proc Natl Acad Sci U S A. 2005. PMID: 15890781 Free PMC article.

9

Visualizing Ras signalling in real-time.

Walker SA, Lockyer PJ. Walker SA, et al. J Cell Sci. 2004 Jun 15;117(Pt 14):2879-86. doi: 10.1242/jcs.01285. J Cell Sci. 2004. PMID: 15197243 Review.

10

CAPRI and RASAL impose different modes of information processing on Ras due to contrasting temporal filtering of Ca2+.

Liu Q, Walker SA, Gao D, Taylor JA, Dai YF, Arkell RS, Bootman MD, Roderick HL, Cullen PJ, Lockyer PJ. Liu Q, et al. Among authors: walker sa. J Cell Biol. 2005 Jul 18;170(2):183-90. doi: 10.1083/jcb.200504167. Epub 2005 Jul 11. J Cell Biol. 2005. PMID: 16009725 Free PMC article.

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