Source: | Rabbit | Gene Id: | 6667 |
Isotype: | IgG | Swiss Prot: | |
purity: | Purified by Protein A. |
Background: |
Sp1 is a sequence-specific transcription factor that recognizes GGGGCGGGGC and closely related sequences, which are often referred to as GC boxes. Sp1 was initially identified as a HeLa cell-derived factor that selectively activates in vitro transcription from the SV40 promoter and binds to the multiple GC boxes in the 21-bp repeated elements in SV40. The sequence specificity of DNA binding is conferred by Zn (II) fingers, whereas a different region of Sp1 appears to regulate the affinity of DNA binding. Sp1 belongs to a subgroup of transcription factors that are phosphorylated upon binding to promoter sequences. Evidence suggests that the early growth response gene, Erg-1 (also known as Zif268 or NGF1-A) (7), may downregulate certain mammalian gene promoters by competing with Sp1 for binding to an overlapping binding motif. The gene encoding human Sp1 maps to chromosome 12q13.1. |
Reactivity | Human, Mouse, Rat |
Tested applications | WB IHC IF |
Clonality | Polyclonal Antibody |
Calculated MW | / |
Recommended Dilutions |
WB 1:100-1:1000
IHC 1:100-1:500
IF 1:50-1:200
|
Immunogen | KLH conjugated synthetic phosphopeptide derived from human TSFP1 around the phosphorylation site of Thr453 |
Storage | Aqueous buffered solution containing 100ug/ml BSA, 50% glycerol and 0.09% sodium azide. Store at -20℃ for 12 months |
Synonym | SP1 Thr453, SP1 T453, p-SP1 phospho T453, p-TSFP1 phospho T453, Sp1 transcription factor isoform a, TSFP1, TSFP 1, Specicity protein 1, Transcription factor Sp1, SP 1, SP1, Sp1 transcription factor, SP1_HUMAN. |
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