Combining protein-based IMAC, peptide-based IMAC, and MudPIT for efficient phosphoproteomic analysis.
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Cantin GT, Yi W, Lu B, Park SK, Xu T, Lee JD, Yates JR 3rd
Combining protein-based IMAC, peptide-based IMAC, and MudPIT for efficient phosphoproteomic analysis.
J Proteome Res. 2008 Mar;7(3):1346-51. doi: 10.1021/pr0705441. Epub 2008 Jan 26.
- PubMed ID
- 18220336 [ View in PubMed]
- Abstract
Immobilized metal affinity chromatography (IMAC) is a common strategy used for the enrichment of phosphopeptides from digested protein mixtures. However, this strategy by itself is inefficient when analyzing complex protein mixtures. Here, we assess the effectiveness of using protein-based IMAC as a pre-enrichment step prior to peptide-based IMAC. Ultimately, we couple the two IMAC-based enrichments and MudPIT in a quantitative phosphoproteomic analysis of the epidermal growth factor pathway in mammalian cells identifying 4470 unique phosphopeptides containing 4729 phosphorylation sites.
DrugBank Data that Cites this Article
- Polypeptides
Name UniProt ID RAF proto-oncogene serine/threonine-protein kinase P04049 Details Bifunctional glutamate/proline--tRNA ligase P07814 Details Solute carrier family 12 member 2 P55011 Details Serine/threonine-protein kinase A-Raf P10398 Details Acetyl-CoA carboxylase 1 Q13085 Details 5'-AMP-activated protein kinase catalytic subunit alpha-1 Q13131 Details DNA topoisomerase 2-alpha P11388 Details Epidermal growth factor receptor P00533 Details CTP synthase 1 P17812 Details DNA (cytosine-5)-methyltransferase 1 P26358 Details C-X-C chemokine receptor type 4 P61073 Details Insulin receptor substrate 1 P35568 Details Catenin beta-1 P35222 Details Cyclin-dependent kinase 1 P06493 Details Phosphatidylserine synthase 1 P48651 Details Microtubule-associated protein 2 P11137 Details cGMP-inhibited 3',5'-cyclic phosphodiesterase B Q13370 Details Cyclin-dependent kinase 7 P50613 Details Retinoblastoma-associated protein P06400 Details DNA topoisomerase 2-beta Q02880 Details Wee1-like protein kinase P30291 Details Mitogen-activated protein kinase kinase kinase 1 Q13233 Details Heat shock factor protein 1 Q00613 Details Cation-independent mannose-6-phosphate receptor P11717 Details Multidrug resistance-associated protein 7 Q5T3U5 Details Uracil-DNA glycosylase P13051 Details Inner centromere protein Q9NQS7 Details Protein kinase C iota type P41743 Details Afadin P55196 Details Vimentin P08670 Details [3-methyl-2-oxobutanoate dehydrogenase [lipoamide]] kinase, mitochondrial O14874 Details Sodium bicarbonate cotransporter 3 Q9Y6M7 Details Mitogen-activated protein kinase kinase kinase 2 Q9Y2U5 Details RalA-binding protein 1 Q15311 Details Cyclic AMP-dependent transcription factor ATF-2 P15336 Details TGF-beta-activated kinase 1 and MAP3K7-binding protein 1 Q15750 Details Heterogeneous nuclear ribonucleoproteins A2/B1 P22626 Details Splicing factor, proline- and glutamine-rich P23246 Details Desmoplakin P15924 Details Cysteine and glycine-rich protein 1 P21291 Details Filamin-A P21333 Details Nucleophosmin P06748 Details Splicing factor 1 Q15637 Details Zyxin Q15942 Details Splicing factor 3B subunit 1 O75533 Details AP2-associated protein kinase 1 Q2M2I8 Details Mitogen-activated protein kinase kinase kinase kinase 4 O95819 Details Serine/threonine-protein kinase MARK1 Q9P0L2 Details Serine/threonine-protein kinase MARK2 Q7KZI7 Details MAP/microtubule affinity-regulating kinase 3 P27448 Details CLIP-associating protein 1 Q7Z460 Details Misshapen-like kinase 1 Q8N4C8 Details Phosphatidylinositol 4-kinase beta Q9UBF8 Details Serine/threonine-protein kinase N1 Q16512 Details Serine/threonine-protein kinase N2 Q16513 Details Histone-lysine N-methyltransferase EZH2 Q15910 Details Inositol polyphosphate 1-phosphatase P49441 Details Tyrosine-protein phosphatase non-receptor type 12 Q05209 Details Receptor protein-tyrosine kinase Q504U8 Details Microphthalmia-associated transcription factor O75030 Details Eukaryotic translation initiation factor 4E-binding protein 1 Q13541 Details Runt-related transcription factor 2 Q13950 Details Lysine-specific histone demethylase 1A O60341 Details Proliferation marker protein Ki-67 P46013 Details ELAV-like protein 1 Q15717 Details