PTN1_HUMAN - dbPTM
PTN1_HUMAN - PTM Information in dbPTM
Basic Information of Protein
UniProt ID PTN1_HUMAN
UniProt AC P18031
Protein Name Tyrosine-protein phosphatase non-receptor type 1
Gene Name PTPN1
Organism Homo sapiens (Human).
Sequence Length 435
Subcellular Localization Endoplasmic reticulum membrane
Peripheral membrane protein
Cytoplasmic side . Interacts with EPHA3 at the cell membrane.
Protein Description Tyrosine-protein phosphatase which acts as a regulator of endoplasmic reticulum unfolded protein response. Mediates dephosphorylation of EIF2AK3/PERK; inactivating the protein kinase activity of EIF2AK3/PERK. May play an important role in CKII- and p60c-src-induced signal transduction cascades. May regulate the EFNA5-EPHA3 signaling pathway which modulates cell reorganization and cell-cell repulsion. May also regulate the hepatocyte growth factor receptor signaling pathway through dephosphorylation of MET..
Protein Sequence MEMEKEFEQIDKSGSWAAIYQDIRHEASDFPCRVAKLPKNKNRNRYRDVSPFDHSRIKLHQEDNDYINASLIKMEEAQRSYILTQGPLPNTCGHFWEMVWEQKSRGVVMLNRVMEKGSLKCAQYWPQKEEKEMIFEDTNLKLTLISEDIKSYYTVRQLELENLTTQETREILHFHYTTWPDFGVPESPASFLNFLFKVRESGSLSPEHGPVVVHCSAGIGRSGTFCLADTCLLLMDKRKDPSSVDIKKVLLEMRKFRMGLIQTADQLRFSYLAVIEGAKFIMGDSSVQDQWKELSHEDLEPPPEHIPPPPRPPKRILEPHNGKCREFFPNHQWVKEETQEDKDCPIKEEKGSPLNAAPYGIESMSQDTEVRSRVVGGSLRGAQAASPAKGEPSLPEKDEDHALSYWKPFLVNMCVATVLTAGAYLCYRFLFNSNT
Overview of Protein Modification Sites with Functional and Structural Information
Experimental Post-Translational Modification Sites

* ASA = Accessible Surface Area

Locations Modification Substrate Peptides
&
Secondary Structure
ASA (%) Reference Orthologous
Protein Cluster
1Acetylation-------MEMEKEFE
-------CCHHHHHH
11.322546149
5Ubiquitination---MEMEKEFEQIDK
---CCHHHHHHHHCC
67.41-
12UbiquitinationKEFEQIDKSGSWAAI
HHHHHHCCCCCHHHH
59.34-
13PhosphorylationEFEQIDKSGSWAAIY
HHHHHCCCCCHHHHH
34.0228796482
15PhosphorylationEQIDKSGSWAAIYQD
HHHCCCCCHHHHHHH
22.1928796482
20PhosphorylationSGSWAAIYQDIRHEA
CCCHHHHHHHHHHHH
8.7321082442
32S-nitrosocysteineHEASDFPCRVAKLPK
HHHCCCCCCEECCCC
5.73-
32S-nitrosylationHEASDFPCRVAKLPK
HHHCCCCCCEECCCC
5.7322178444
46PhosphorylationKNKNRNRYRDVSPFD
CCCCCCCCCCCCCCC
18.0823927012
50PhosphorylationRNRYRDVSPFDHSRI
CCCCCCCCCCCCCCC
24.9229255136
55PhosphorylationDVSPFDHSRIKLHQE
CCCCCCCCCCEECCC
37.2323927012
58UbiquitinationPFDHSRIKLHQEDND
CCCCCCCEECCCCCC
38.51-
66PhosphorylationLHQEDNDYINASLIK
ECCCCCCCCCHHHEE
11.438999839
70PhosphorylationDNDYINASLIKMEEA
CCCCCCHHHEEHHHH
26.5828796482
732-HydroxyisobutyrylationYINASLIKMEEAQRS
CCCHHHEEHHHHHHH
45.62-
73UbiquitinationYINASLIKMEEAQRS
CCCHHHEEHHHHHHH
45.62-
80PhosphorylationKMEEAQRSYILTQGP
EHHHHHHHHEECCCC
12.4028796482
81PhosphorylationMEEAQRSYILTQGPL
HHHHHHHHEECCCCC
11.3528796482
84PhosphorylationAQRSYILTQGPLPNT
HHHHHEECCCCCCCC
23.1729978859
91PhosphorylationTQGPLPNTCGHFWEM
CCCCCCCCCHHHHHH
20.2329978859
92S-nitrosylationQGPLPNTCGHFWEMV
CCCCCCCCHHHHHHH
5.1822178444
92S-nitrosocysteineQGPLPNTCGHFWEMV
CCCCCCCCHHHHHHH
5.18-
104PhosphorylationEMVWEQKSRGVVMLN
HHHHHHHCCCEEEEC
33.6829978859
116UbiquitinationMLNRVMEKGSLKCAQ
EECCHHHHCCCCCHH
35.39-
1162-HydroxyisobutyrylationMLNRVMEKGSLKCAQ
EECCHHHHCCCCCHH
35.39-
116AcetylationMLNRVMEKGSLKCAQ
EECCHHHHCCCCCHH
35.3925953088
118PhosphorylationNRVMEKGSLKCAQYW
CCHHHHCCCCCHHCC
35.4123401153
120MalonylationVMEKGSLKCAQYWPQ
HHHHCCCCCHHCCCC
29.2626320211
120UbiquitinationVMEKGSLKCAQYWPQ
HHHHCCCCCHHCCCC
29.26-
120AcetylationVMEKGSLKCAQYWPQ
HHHHCCCCCHHCCCC
29.2625953088
128UbiquitinationCAQYWPQKEEKEMIF
CHHCCCCHHHHHEEE
64.86-
131UbiquitinationYWPQKEEKEMIFEDT
CCCCHHHHHEEECCC
54.39-
1312-HydroxyisobutyrylationYWPQKEEKEMIFEDT
CCCCHHHHHEEECCC
54.39-
131AcetylationYWPQKEEKEMIFEDT
CCCCHHHHHEEECCC
54.398242811
133SulfoxidationPQKEEKEMIFEDTNL
CCHHHHHEEECCCCC
6.6921406390
141AcetylationIFEDTNLKLTLISED
EECCCCCEEEEECHH
41.318242823
1412-HydroxyisobutyrylationIFEDTNLKLTLISED
EECCCCCEEEEECHH
41.31-
146PhosphorylationNLKLTLISEDIKSYY
CCEEEEECHHHHHHE
32.1221712546
150UbiquitinationTLISEDIKSYYTVRQ
EEECHHHHHHEEEEE
44.73-
152PhosphorylationISEDIKSYYTVRQLE
ECHHHHHHEEEEEHH
9.738999839
153PhosphorylationSEDIKSYYTVRQLEL
CHHHHHHEEEEEHHH
13.078999839
201PhosphorylationFLFKVRESGSLSPEH
HHHHHHCCCCCCCCC
24.1030108239
203PhosphorylationFKVRESGSLSPEHGP
HHHHCCCCCCCCCCC
34.6530108239
205PhosphorylationVRESGSLSPEHGPVV
HHCCCCCCCCCCCEE
29.9130108239
215S-nitrosylationHGPVVVHCSAGIGRS
CCCEEEECCCCCCCC
1.6922169477
215OxidationHGPVVVHCSAGIGRS
CCCEEEECCCCCCCC
1.6912802338
215SulfationHGPVVVHCSAGIGRS
CCCEEEECCCCCCCC
1.6912802338
215SulfhydrationHGPVVVHCSAGIGRS
CCCEEEECCCCCCCC
1.6922169477
215GlutathionylationHGPVVVHCSAGIGRS
CCCEEEECCCCCCCC
1.6912802338
215Cysteine persulfideHGPVVVHCSAGIGRS
CCCEEEECCCCCCCC
1.69-
216PhosphorylationGPVVVHCSAGIGRSG
CCEEEECCCCCCCCH
18.0430108239
222PhosphorylationCSAGIGRSGTFCLAD
CCCCCCCCHHEEEHH
36.6527251275
224PhosphorylationAGIGRSGTFCLADTC
CCCCCCHHEEEHHHH
16.6627251275
239UbiquitinationLLLMDKRKDPSSVDI
HHHHHCCCCCCCCCH
78.65-
242PhosphorylationMDKRKDPSSVDIKKV
HHCCCCCCCCCHHHH
53.8020068231
243PhosphorylationDKRKDPSSVDIKKVL
HCCCCCCCCCHHHHH
29.2420068231
247UbiquitinationDPSSVDIKKVLLEMR
CCCCCCHHHHHHHHH
32.16-
248UbiquitinationPSSVDIKKVLLEMRK
CCCCCHHHHHHHHHH
38.15-
258SulfoxidationLEMRKFRMGLIQTAD
HHHHHHHHCCCHHHH
6.0321406390
270PhosphorylationTADQLRFSYLAVIEG
HHHHHHHHHHHHCCC
16.8923663014
271PhosphorylationADQLRFSYLAVIEGA
HHHHHHHHHHHCCCC
8.9323663014
285PhosphorylationAKFIMGDSSVQDQWK
CEEECCCCCHHHHHH
27.0425627689
286PhosphorylationKFIMGDSSVQDQWKE
EEECCCCCHHHHHHH
28.6525159151
295PhosphorylationQDQWKELSHEDLEPP
HHHHHHCCCCCCCCC
26.3929255136
314UbiquitinationPPPPRPPKRILEPHN
CCCCCCCCCCCCCCC
55.54-
323AcetylationILEPHNGKCREFFPN
CCCCCCCCCHHHCCC
35.1225953088
323UbiquitinationILEPHNGKCREFFPN
CCCCCCCCCHHHCCC
35.12-
335SumoylationFPNHQWVKEETQEDK
CCCCHHHHHHCCCCC
47.04-
335UbiquitinationFPNHQWVKEETQEDK
CCCCHHHHHHCCCCC
47.04-
335SumoylationFPNHQWVKEETQEDK
CCCCHHHHHHCCCCC
47.04-
338PhosphorylationHQWVKEETQEDKDCP
CHHHHHHCCCCCCCC
38.0530108239
347SumoylationEDKDCPIKEEKGSPL
CCCCCCCCCCCCCCC
44.99-
347SumoylationEDKDCPIKEEKGSPL
CCCCCCCCCCCCCCC
44.99-
350UbiquitinationDCPIKEEKGSPLNAA
CCCCCCCCCCCCCCC
66.8221906983
352PhosphorylationPIKEEKGSPLNAAPY
CCCCCCCCCCCCCCC
36.9629255136
359PhosphorylationSPLNAAPYGIESMSQ
CCCCCCCCCHHHCCC
26.4730266825
363PhosphorylationAAPYGIESMSQDTEV
CCCCCHHHCCCCCCH
23.0830266825
365PhosphorylationPYGIESMSQDTEVRS
CCCHHHCCCCCCHHH
33.9030266825
368PhosphorylationIESMSQDTEVRSRVV
HHHCCCCCCHHHHHH
28.8330266825
372PhosphorylationSQDTEVRSRVVGGSL
CCCCCHHHHHHCCCC
34.3026074081
378PhosphorylationRSRVVGGSLRGAQAA
HHHHHCCCCCCHHCC
14.6825159151
380MethylationRVVGGSLRGAQAASP
HHHCCCCCCHHCCCC
39.85115489601
386PhosphorylationLRGAQAASPAKGEPS
CCCHHCCCCCCCCCC
28.5325159151
393PhosphorylationSPAKGEPSLPEKDED
CCCCCCCCCCCCCCC
52.8625159151
417PhosphorylationLVNMCVATVLTAGAY
HHHHHHHHHHHHHHH
8.8224719451
424PhosphorylationTVLTAGAYLCYRFLF
HHHHHHHHHHHHHHH
9.0824719451
427PhosphorylationTAGAYLCYRFLFNSN
HHHHHHHHHHHHCCC
11.2126267517

Upstream regulatory proteins (kinases for phosphorylation sites, E3 ubiquitin ligases of ubiquitination sites, ...)
Modified Location Modified Residue Modification Type of Upstream Proteins Gene Name of Upstream Proteins UniProt AC of Upstream Proteins Sources
50SPhosphorylationKinaseAKT1P31749
Uniprot
50SPhosphorylationKinaseCLK1P49759
Uniprot
50SPhosphorylationKinaseCLK2P49760
Uniprot
50SPhosphorylationKinasePKB_GROUP-PhosphoELM
50SPhosphorylationKinaseAKT-FAMILY-GPS
66YPhosphorylationKinaseEGFRP00533
Uniprot
152YPhosphorylationKinaseINSRP06213
PhosphoELM
153YPhosphorylationKinaseINSRP06213
PhosphoELM
242SPhosphorylationKinaseCLK1P49759
Uniprot
242SPhosphorylationKinaseCLK2P49760
Uniprot
243SPhosphorylationKinaseCLK1P49759
Uniprot
243SPhosphorylationKinaseCLK2P49760
Uniprot
286SPhosphorylationKinasePLK1P53350
PSP
378SPhosphorylationKinasePKC_GROUP-PhosphoELM
378SPhosphorylationKinasePKC-Uniprot
378SPhosphorylationKinasePKC-FAMILY-GPS
378SPhosphorylationKinasePRKCAP17252
GPS
386SPhosphorylationKinaseCDK-FAMILY-GPS
386SPhosphorylationKinaseCDK_GROUP-PhosphoELM
386SPhosphorylationKinaseCDK1P06493
Uniprot
393SPhosphorylationKinasePLK1P53350
PSP

Functions of PTM Sites
Modified Location Modified Residue Modification Function Reference
50SPhosphorylation

11579209
50SPhosphorylation

11579209
215CS-nitrosylation

22169477
242SPhosphorylation

11579209
243SPhosphorylation

11579209

Disease-associated PTM Sites based on SAP

* Distance = the distance between SAP position and PTM sites.

Modified Location Modification Variant Position
(Distance <= 10)
Residue Change SAP Related Disease Reference

Oops, there are no SNP-PTM records of PTN1_HUMAN !!

Protein-Protein Interaction
Interacting Protein Gene Name Interaction Type PPI Reference Domain-Domain Interactions
GSK3B_HUMANGSK3Bphysical
7514173
GRB2_HUMANGRB2physical
10660596
IRS1_HUMANIRS1physical
10660596
CAV1_HUMANCAV1physical
12176037
EGFR_HUMANEGFRphysical
10889023
BCAR1_HUMANBCAR1physical
8940134
CTNB1_HUMANCTNNB1physical
12377785
EGFR_HUMANEGFRphysical
8621392
STA5A_HUMANSTAT5Aphysical
12237455
STA5B_HUMANSTAT5Bphysical
12237455
NTRK1_HUMANNTRK1physical
12237455
NTRK2_HUMANNTRK2physical
12237455
NTRK3_HUMANNTRK3physical
12237455
LTK_HUMANLTKphysical
12237455
TYK2_HUMANTYK2physical
11694501
JAK2_HUMANJAK2physical
11694501
INSR_HUMANINSRphysical
11726652
STAM2_HUMANSTAM2physical
20504764
STAT3_HUMANSTAT3physical
15821101
JAK2_HUMANJAK2physical
15821101
RFWD2_HUMANRFWD2physical
23439647
IL1B_HUMANIL1Bphysical
23439647
AGR3_HUMANAGR3physical
25640309
BCAS3_HUMANBCAS3physical
25640309
CASC3_HUMANCASC3physical
25640309
CASZ1_HUMANCASZ1physical
25640309
CCL5_HUMANCCL5physical
25640309
CAD13_HUMANCDH13physical
25640309
DIRA3_HUMANDIRAS3physical
25640309
FA84B_HUMANFAM84Bphysical
25640309
KLK7_HUMANKLK7physical
25640309
MRC2_HUMANMRC2physical
25640309
RHBT2_HUMANRHOBTB2physical
25640309
SNAI1_HUMANSNAI1physical
25640309
THRSP_HUMANTHRSPphysical
25640309
VPS45_HUMANVPS45physical
25640309
VATB2_HUMANATP6V1B2physical
26496610
VPP1_HUMANATP6V0A1physical
26496610
CO5A1_HUMANCOL5A1physical
26496610
STOM_HUMANSTOMphysical
26496610
FLOT2_HUMANFLOT2physical
26496610
GALT2_HUMANGALNT2physical
26496610
MOES_HUMANMSNphysical
26496610
PHB_HUMANPHBphysical
26496610
ABCD3_HUMANABCD3physical
26496610
SMRD2_HUMANSMARCD2physical
26496610
VA0D1_HUMANATP6V0D1physical
26496610
GOSR1_HUMANGOSR1physical
26496610
MVP_HUMANMVPphysical
26496610
FLOT1_HUMANFLOT1physical
26496610
PHB2_HUMANPHB2physical
26496610
LTN1_HUMANLTN1physical
26496610
GOLI4_HUMANGOLIM4physical
26496610
BCOR_HUMANBCORphysical
26496610
WAP53_HUMANWRAP53physical
26496610
MREG_HUMANMREGphysical
26496610
PCNP_HUMANPCNPphysical
26496610
KDIS_HUMANKIDINS220physical
26496610
RN213_HUMANRNF213physical
26496610
RHG39_HUMANARHGAP39physical
26496610
CAVN1_HUMANPTRFphysical
26496610
EGFR_HUMANEGFRphysical
7693694
ACTB_HUMANACTBphysical
27880917
APLP2_HUMANAPLP2physical
27880917
CASC4_HUMANCASC4physical
27880917
GOLI4_HUMANGOLIM4physical
27880917
RN213_HUMANRNF213physical
27880917
SMD2_HUMANSNRPD2physical
27880917
TOM70_HUMANTOMM70Aphysical
27880917
DUS1_HUMANDUSP1physical
27432908
GRB2_HUMANGRB2physical
27432908
DCNL5_HUMANDCUN1D5physical
27432908
PISD_HUMANPISDphysical
27432908
COX11_HUMANCOX11physical
27432908
NDUF4_HUMANNDUFAF4physical
27432908
SYNC_HUMANNARSphysical
27432908
PTH2_HUMANPTRH2physical
27432908
TBC15_HUMANTBC1D15physical
27432908
ANFC_HUMANNPPCphysical
27432908
PROF2_HUMANPFN2physical
27432908
ARL1_HUMANARL1physical
27432908
DHC24_HUMANDHCR24physical
27432908
AIP_HUMANAIPphysical
27432908
RAB5C_HUMANRAB5Cphysical
27432908
PGRC1_HUMANPGRMC1physical
27432908
S61A1_HUMANSEC61A1physical
27432908
CDIPT_HUMANCDIPTphysical
27432908
S27A4_HUMANSLC27A4physical
27432908
ILVBL_HUMANILVBLphysical
27432908
DHCR7_HUMANDHCR7physical
27432908
PCH2_HUMANTRIP13physical
27432908
ABCD3_HUMANABCD3physical
27432908
ARF4_HUMANARF4physical
27432908
HEAT3_HUMANHEATR3physical
27432908
PIMT_HUMANPCMT1physical
27432908
ARF1_HUMANARF1physical
27432908
CCD47_HUMANCCDC47physical
27432908
CDK4_HUMANCDK4physical
27432908
FAD1_HUMANFLAD1physical
27432908
LAT_HUMANLATphysical
12857726
SRC_HUMANSRCphysical
12857726

Drug and Disease Associations
Kegg Disease
There are no disease associations of PTM sites.
OMIM Disease
There are no disease associations of PTM sites.
Kegg Drug
D04050 Ertiprotafib (USAN/INN)
DrugBank
DB01133Tiludronate
Regulatory Network of PTN1_HUMAN

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Related Literatures of Post-Translational Modification
Acetylation
ReferencePubMed
"Human placenta protein-tyrosine-phosphatase: amino acid sequence andrelationship to a family of receptor-like proteins.";
Charbonneau H., Tonks N.K., Kumar S., Diltz C.D., Harrylock M.,Cool D.E., Krebs E.G., Fischer E.H., Walsh K.A.;
Proc. Natl. Acad. Sci. U.S.A. 86:5252-5256(1989).
Cited for: PROTEIN SEQUENCE OF 1-321.
Phosphorylation
ReferencePubMed
"Kinase-selective enrichment enables quantitative phosphoproteomics ofthe kinome across the cell cycle.";
Daub H., Olsen J.V., Bairlein M., Gnad F., Oppermann F.S., Korner R.,Greff Z., Keri G., Stemmann O., Mann M.;
Mol. Cell 31:438-448(2008).
Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-50 AND SER-352, AND MASSSPECTROMETRY.
"Global, in vivo, and site-specific phosphorylation dynamics insignaling networks.";
Olsen J.V., Blagoev B., Gnad F., Macek B., Kumar C., Mortensen P.,Mann M.;
Cell 127:635-648(2006).
Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-50 AND SER-295, AND MASSSPECTROMETRY.
"Phosphorylation of PTP1B at Ser(50) by Akt impairs its ability todephosphorylate the insulin receptor.";
Ravichandran L.V., Chen H., Li Y., Quon M.J.;
Mol. Endocrinol. 15:1768-1780(2001).
Cited for: PHOSPHORYLATION AT SER-50, AND MUTAGENESIS OF SER-50.
"The CLK family kinases, CLK1 and CLK2, phosphorylate and activate thetyrosine phosphatase, PTP-1B.";
Moeslein F.M., Myers M.P., Landreth G.E.;
J. Biol. Chem. 274:26697-26704(1999).
Cited for: PHOSPHORYLATION AT SER-50; SER-242 AND SER-243, AND MUTAGENESIS OFSER-50.
"Multi-site phosphorylation of the protein tyrosine phosphatase,PTP1B: identification of cell cycle regulated and phorbol esterstimulated sites of phosphorylation.";
Flint A.J., Gebbink M.F.G.B., Franza B.R. Jr., Hill D.E., Tonks N.K.;
EMBO J. 12:1937-1946(1993).
Cited for: PHOSPHORYLATION AT SER-352; SER-378 AND SER-386.
"Immunoaffinity profiling of tyrosine phosphorylation in cancercells.";
Rush J., Moritz A., Lee K.A., Guo A., Goss V.L., Spek E.J., Zhang H.,Zha X.-M., Polakiewicz R.D., Comb M.J.;
Nat. Biotechnol. 23:94-101(2005).
Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT TYR-20, AND MASSSPECTROMETRY.
"Protein tyrosine phosphatase 1B interacts with and is tyrosinephosphorylated by the epidermal growth factor receptor.";
Liu F., Chernoff J.;
Biochem. J. 327:139-145(1997).
Cited for: PHOSPHORYLATION AT TYR-66.
S-nitrosylation
ReferencePubMed
"H2s-induced sulfhydration of the phosphatase PTP1B and its role inthe endoplasmic reticulum stress response.";
Krishnan N., Fu C., Pappin D.J., Tonks N.K.;
Sci. Signal. 4:RA86-RA86(2011).
Cited for: FUNCTION, SULFHYDRATION AT CYS-215, S-NITROSYLATION AT CYS-215,MUTAGENESIS OF CYS-215, AND MUTAGENESIS OF ASP-181 AND CYS-215.

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