Curated Information
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PubMed Id: 14557270 
Shin EY, et al. (2004) Basic fibroblast growth factor stimulates activation of Rac1 through a p85 betaPIX phosphorylation-dependent pathway. J Biol Chem 279, 1994-2004 14557270
This page summarizes selected information from the record referenced above and curated into PhosphoSitePlus®, a comprehensive online resource for the study of protein post-translational modifications (NAR, 2012,40:D261-70). To learn more about the scope of PhosphoSitePlus®, click here.
Information from this record has been curated, but not yet edited in PhosphoSitePlus® and may be incomplete.
Only sites from this record are displayed on this page. Click on the protein name to open the protein page, and on the RSD number to open the site page. For the complete dataset, click the download button, on the right.
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S525-p - ARHGEF7 iso1 (human)
Orthologous residues
ARHGEF7 (human): S703‑p, ARHGEF7 iso1 (human): S525‑p, ARHGEF7 iso7 (human): , ARHGEF7 (mouse): S682‑p, ARHGEF7 iso2 (mouse): S682‑p, ARHGEF7 iso3 (mouse): S607‑p, ARHGEF7 (rat): S525‑p
Characterization
 Methods used to characterize site in vivo mutation of modification site, western blotting
 Disease tissue studied:  adrenal cancer, pheochromocytoma
 Relevant cell lines - cell types - tissues:  PC-12 (chromaffin)
 Cellular systems studied:  cell lines
 Species studied:  rat
Downstream Regulation
 Effect of modification (function):  activity, induced
 Effect of modification (process):  cytoskeletal reorganization
 Comments:  S525/T526 phosphorylation regulates Rac1 activation and growth cone extension/retraction.

T526-p - ARHGEF7 iso1 (human)
Orthologous residues
ARHGEF7 (human): T704‑p, ARHGEF7 iso1 (human): T526‑p, ARHGEF7 iso7 (human): , ARHGEF7 (mouse): T683‑p, ARHGEF7 iso2 (mouse): T683‑p, ARHGEF7 iso3 (mouse): T608‑p, ARHGEF7 (rat): T526‑p
Characterization
 Methods used to characterize site in vivo mutation of modification site, western blotting
 Disease tissue studied:  adrenal cancer, pheochromocytoma
 Relevant cell lines - cell types - tissues:  PC-12 (chromaffin)
 Cellular systems studied:  cell lines
 Species studied:  rat
Downstream Regulation
 Effect of modification (function):  activity, induced
 Effect of modification (process):  cytoskeletal reorganization
 Comments:  S525/T526 phosphorylation regulates Rac1 activation and growth cone extension/retraction.

T202-p - ERK1 (human)
Orthologous residues
ERK1 (human): T202‑p, ERK1 (mouse): T203‑p, ERK1 (rat): T203‑p, ERK1 (hamster): T192‑p
Characterization
 Methods used to characterize site in vivo phospho-antibody, western blotting
 Disease tissue studied:  adrenal cancer, pheochromocytoma
 Relevant cell lines - cell types - tissues:  PC-12 (chromaffin)
 Cellular systems studied:  cell lines
 Species studied:  rat
Upstream Regulation
 Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
NGF increase
U0126 NGF inhibit treatment-induced increase

Y204-p - ERK1 (human)
Orthologous residues
ERK1 (human): Y204‑p, ERK1 (mouse): Y205‑p, ERK1 (rat): Y205‑p, ERK1 (hamster): Y194‑p
Characterization
 Methods used to characterize site in vivo phospho-antibody, western blotting
 Disease tissue studied:  adrenal cancer, pheochromocytoma
 Relevant cell lines - cell types - tissues:  PC-12 (chromaffin)
 Cellular systems studied:  cell lines
 Species studied:  rat
Upstream Regulation
 Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
NGF increase
U0126 NGF inhibit treatment-induced increase

T185-p - ERK2 (human)
Orthologous residues
ERK2 (human): T185‑p, ERK2 (mouse): T183‑p, ERK2 (rat): T183‑p, ERK2 (chicken): T193‑p
Characterization
 Methods used to characterize site in vivo phospho-antibody, western blotting
 Disease tissue studied:  adrenal cancer, pheochromocytoma
 Relevant cell lines - cell types - tissues:  PC-12 (chromaffin)
 Cellular systems studied:  cell lines
 Species studied:  rat
Upstream Regulation
 Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
NGF increase
U0126 NGF inhibit treatment-induced increase

Y187-p - ERK2 (human)
Orthologous residues
ERK2 (human): Y187‑p, ERK2 (mouse): Y185‑p, ERK2 (rat): Y185‑p, ERK2 (chicken): Y195‑p
Characterization
 Methods used to characterize site in vivo phospho-antibody, western blotting
 Disease tissue studied:  adrenal cancer, pheochromocytoma
 Relevant cell lines - cell types - tissues:  PC-12 (chromaffin)
 Cellular systems studied:  cell lines
 Species studied:  rat
Upstream Regulation
 Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
NGF increase
U0126 NGF inhibit treatment-induced increase


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