Tyr27
Javascript is not enabled on this browser. This site will not work properly without Javascript.
PhosphoSitePlus Homepage PhosphoSitePlus® v6.5.9.2
Powered by Cell Signaling Technology
Home > Phosphorylation Site Page: > Tyr27  -  STEAP1 (human)

Site Information
RNLEEDDyLHkDTGE   SwissProt Entrez-Gene
Blast this site against: NCBI  SwissProt  PDB 
Site Group ID: 457844
Associated spectra:  2 CST

In vivo Characterization
Methods used to characterize site in vivo:
mass spectrometry ( 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 , 39 , 40 , 41 , 42 , 43 , 44 , 45 , 46 , 47 )
Disease tissue studied:
brain cancer ( 24 , 25 , 26 , 27 ) , glioblastoma ( 24 , 25 , 26 , 27 ) , glioma ( 24 , 25 , 26 , 27 ) , breast cancer ( 1 ) , colorectal cancer ( 44 ) , colorectal carcinoma ( 44 ) , gastric cancer ( 2 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 18 , 21 , 22 , 32 , 33 , 34 , 40 , 42 ) , gastric carcinoma ( 2 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 18 , 21 , 22 , 32 ) , leukemia ( 19 , 20 ) , chronic myelogenous leukemia ( 19 , 20 ) , lung cancer ( 3 , 4 , 16 , 17 , 23 , 28 , 35 , 36 , 37 , 38 , 41 , 45 , 46 ) , non-small cell lung cancer ( 3 , 4 , 16 , 17 , 28 , 35 , 36 , 37 , 38 , 41 , 45 , 46 ) , non-small cell lung adenocarcinoma ( 3 , 16 , 17 , 23 , 28 , 38 ) , lymphoma ( 39 , 43 ) , Hodgkin's lymphoma ( 39 , 43 ) , prostate cancer ( 47 )
Relevant cell line - cell type - tissue:

Upstream Regulation
Treatments:
erlotinib ( 1 ) , gefitinib ( 23 )

References 

1

Tzouros M, et al. (2013) Development of a 5-plex SILAC method tuned for the quantitation of tyrosine phosphorylation dynamics. Mol Cell Proteomics 12, 3339-49
23882028   Curated Info

2

Mulhern D (2012) CST Curation Set: 14193; Year: 2012; Biosample/Treatment: cell line, MKN-45/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY] Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine (P-Tyr-1000) Rabbit mAb Cat#: 8954, Phospho-Tyrosine Rabbit mAb (p-Tyr-1000) Immunoaffinity Beads Cat#: 8876
Curated Info

3

Possemato A (2012) CST Curation Set: 13555; Year: 2012; Biosample/Treatment: cell line, NCI-H3255/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

4

Rikova K (2012) CST Curation Set: 13325; Year: 2012; Biosample/Treatment: cell line, NCI-H3255/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

5

Moritz A (2011) CST Curation Set: 12517; Year: 2011; Biosample/Treatment: cell line, MKN-45/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

6

Moritz A (2011) CST Curation Set: 12518; Year: 2011; Biosample/Treatment: cell line, MKN-45/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

7

Moritz A (2011) CST Curation Set: 12519; Year: 2011; Biosample/Treatment: cell line, MKN-45/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

8

Moritz A (2011) CST Curation Set: 12370; Year: 2011; Biosample/Treatment: cell line, MKN-45/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

9

Moritz A (2011) CST Curation Set: 12371; Year: 2011; Biosample/Treatment: cell line, MKN-45/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

10

Moritz A (2011) CST Curation Set: 12372; Year: 2011; Biosample/Treatment: cell line, MKN-45/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

11

Moritz A (2011) CST Curation Set: 12373; Year: 2011; Biosample/Treatment: cell line, MKN-45/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

12

Possemato A (2011) CST Curation Set: 11913; Year: 2011; Biosample/Treatment: cell line, MKN-45/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

13

Possemato A (2011) CST Curation Set: 11914; Year: 2011; Biosample/Treatment: cell line, MKN-45/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

14

Possemato A (2011) CST Curation Set: 11926; Year: 2011; Biosample/Treatment: cell line, MKN-45/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

15

Knowlton ML, et al. (2010) Profiling Y561-Dependent and -Independent Substrates of CSF-1R in Epithelial Cells. PLoS One 5, e13587
21049007   Curated Info

16

Rikova K (2010) CST Curation Set: 10030; Year: 2010; Biosample/Treatment: cell line, HCC827/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

17

Rikova K (2010) CST Curation Set: 10028; Year: 2010; Biosample/Treatment: cell line, HCC827/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

18

Moritz A (2010) CST Curation Set: 9924; Year: 2010; Biosample/Treatment: cell line, MKN-45/DMSO; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY])
Curated Info

19

Possemato A (2010) CST Curation Set: 9857; Year: 2010; Biosample/Treatment: cell line, K562/untreated; Disease: chronic myelogenous leukemia; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

20

Possemato A (2010) CST Curation Set: 9856; Year: 2010; Biosample/Treatment: cell line, K562/untreated; Disease: chronic myelogenous leukemia; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

21

Moritz A (2010) CST Curation Set: 9775; Year: 2010; Biosample/Treatment: cell line, MKN-45/calyculin_A & pervanadate; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY])
Curated Info

22

Moritz A (2010) CST Curation Set: 9776; Year: 2010; Biosample/Treatment: cell line, MKN-45/DMSO; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY])
Curated Info

23

Moritz A, et al. (2010) Akt-RSK-S6 Kinase Signaling Networks Activated by Oncogenic Receptor Tyrosine Kinases. Sci Signal 3, ra64
20736484   Curated Info

24

Tucker M (2009) CST Curation Set: 8070; Year: 2009; Biosample/Treatment: cell line, LN444/PDGF; Disease: glioblastoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

25

Tucker M (2009) CST Curation Set: 8064; Year: 2009; Biosample/Treatment: cell line, LN444/PDGF; Disease: glioblastoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

26

Tucker M (2009) CST Curation Set: 8069; Year: 2009; Biosample/Treatment: cell line, LN444/PDGF; Disease: glioblastoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

27

Tucker M (2009) CST Curation Set: 8067; Year: 2009; Biosample/Treatment: cell line, LN444/untreated; Disease: glioblastoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

28

Moritz A (2009) CST Curation Set: 7291; Year: 2009; Biosample/Treatment: cell line, HCC827/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

29

Moritz A (2008) CST Curation Set: 5773; Year: 2008; Biosample/Treatment: cell line, NCI-H3255/Iressa; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

30

Moritz A (2008) CST Curation Set: 5775; Year: 2008; Biosample/Treatment: cell line, NCI-H3255/Iressa; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

31

Thingholm TE, et al. (2008) TiO2-Based Phosphoproteomic Analysis of the Plasma Membrane and the Effects of Phosphatase Inhibitor Treatment. J Proteome Res 7, 3304-3313
18578522   Curated Info

32

Ren H (2008) CST Curation Set: 4149; Year: 2008; Biosample/Treatment: tissue, gastrointestinal tract/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

33

Ren H (2008) CST Curation Set: 3920; Year: 2008; Biosample/Treatment: cell line, OCUM-1/serum starved; Disease: gastric cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

34

Ren H (2008) CST Curation Set: 3917; Year: 2008; Biosample/Treatment: cell line, IM95/serum starved; Disease: gastric cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

35

Guo A, et al. (2008) Signaling networks assembled by oncogenic EGFR and c-Met. Proc Natl Acad Sci U S A 105, 692-7
18180459   Curated Info

36

Moritz A (2007) CST Curation Set: 2778; Year: 2007; Biosample/Treatment: cell line, NCI-H3255/-; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

37

Li Y (2007) CST Curation Set: 2488; Year: 2007; Biosample/Treatment: cell line, NCI-H3255/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

38

Li Y (2007) CST Curation Set: 2490; Year: 2007; Biosample/Treatment: cell line, HCC827/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

39

Gu T (2006) CST Curation Set: 1934; Year: 2006; Biosample/Treatment: cell line, HD-MyZ/untreated; Disease: Hodgkin's lymphoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

40

Guo A (2006) CST Curation Set: 1929; Year: 2006; Biosample/Treatment: cell line, SNU-5/-; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

41

Guo A (2006) CST Curation Set: 1857; Year: 2006; Biosample1/Treatment/Isotope: cell line, NCI-H3255/TSA 24h/L, Biosample2/Treatment/Isotope: cell line, NCI-H3255/none/H; Disease: non-small cell lung cancer; SILAC: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

42

Guo A (2006) CST Curation Set: 1643; Year: 2006; Biosample/Treatment: cell line, SNU-16/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

43

Gu T (2006) CST Curation Set: 1625; Year: 2006; Biosample/Treatment: cell line, HD-MyZ/untreated; Disease: Hodgkin's lymphoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

44

Li Y (2006) CST Curation Set: 1265; Year: 2006; Biosample/Treatment: cell line, SW620/TSA; Disease: colorectal carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

45

Guo A (2005) CST Curation Set: 888; Year: 2005; Biosample/Treatment: cell line, NCI-H3255/serum starved; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

46

Guo A (2005) CST Curation Set: 647; Year: 2005; Biosample/Treatment: cell line, NCI-H3255/serum starved; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

47

Guo A (2004) CST Curation Set: 319; Year: 2004; Biosample/Treatment: cell line, LNCaP/EGF; Disease: prostate cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info