Thr220
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Home > Phosphorylation Site Page: > Thr220  -  GHF-1 (rat)

Site Information
RKRKRRTtISIAAKD   SwissProt Entrez-Gene
Blast this site against: NCBI  SwissProt  PDB 
Site Group ID: 451518

In vivo Characterization
Methods used to characterize site in vivo:
[32P] bio-synthetic labeling ( 3 ) , mutation of modification site ( 1 , 3 ) , phosphoamino acid analysis ( 3 ) , phosphopeptide mapping ( 3 )
Relevant cell line - cell type - tissue:

Upstream Regulation
Kinases, in vitro:
PKACA (rat) ( 3 )
Treatments:
colforsin ( 3 ) , nocodazole ( 3 )

Downstream Regulation
Effects of modification on GHF-1:
activity, inhibited ( 3 ) , molecular association, regulation ( 1 , 2 )
Effects of modification on biological processes:
transcription, inhibited ( 1 )
Induce interaction with:
Ets-1 (chicken) ( 2 )
Inhibit interaction with:
DNA ( 1 )

References 

1

Jean A, Gutierrez-Hartmann A, Duval DL (2010) A Pit-1 threonine 220 phosphomimic reduces binding to monomeric DNA sites to inhibit ras and estrogen stimulation of the prolactin gene promoter. Mol Endocrinol 24, 91-103
19887646   Curated Info

2

Augustijn KD, et al. (2002) Structural characterization of the PIT-1/ETS-1 interaction: PIT-1 phosphorylation regulates PIT-1/ETS-1 binding. Proc Natl Acad Sci U S A 99, 12657-62
12242337   Curated Info

3

Caelles C, Hennemann H, Karin M (1995) M-phase-specific phosphorylation of the POU transcription factor GHF-1 by a cell cycle-regulated protein kinase inhibits DNA binding. Mol Cell Biol 15, 6694-701
8524234   Curated Info