Q9Y2R2 (PTN22_HUMAN) Homo sapiens (Human)

Tyrosine-protein phosphatase non-receptor type 22 UniProtKBInterproStringInteractive Modelling

807 aa; Sequence (Fasta) ; (Isoform 2; Isoform 3; Isoform 4; Isoform 5; Isoform 6; )

Sequence Features

 227Phosphocysteine intermediate.
 201S -> F (polymorphism; moderately reduces phosphatase activity; dbSNP:rs7416347). VAR_072629 dbSNP
 263R -> Q (polymorphism; reduces risk of SLE and RA but not IDDM; associated with reduced risk of ulcerative colitis but not of Crohn disease; severely reduces phosphatase activity; dbSNP:rs33996649). VAR_072630 dbSNP
 266R -> W (polymorphism; severely reduces phosphatase activity; dbSNP:rs72650670). VAR_072631 dbSNP
 620R -> W (in IDDM, RA, SLE and VTLG; also found in patients with Graves disease, Hashimoto thyroiditis and Addison disease; associated with reduced risk of Crohn disease but not of ulcerative colitis; affects CSK kinase binding; alters B cell receptor signaling and memory B cell proliferation; dbSNP:rs2476601). VAR_022605 dbSNP
 129-227
 54-288PTP type protein phosphatase
IPR000242PF00102

Sequence Alignments

Experimental structures

DescriptionOligo-stateLigandsStructureRangeDownloadAssess
'Protein Tyrosine Phosphatase PTPN-22 (Lyp) bound to the mono-Phosphorylated Lck active site pept... Heteromer
P06239;
PO4;3brh3-310
Crystal structure of PTPN22 in complex with SKAP-HOM pTyr75 peptide Heteromer
O75563;
3omh1-294
'Cyrstal structure of protein tyrosine phosphatase Lyp catalytic domain complex with small molecu...monomer N75;4j511-303
Crystal structure of human tyrosine phosphatase PTPN22monomer EDO;2p6x1-302
Crystal Structure of The Human Lymphoid Tyrosine Phosphatase Catalytic Domainmonomer PO4;3h2x1-302
PTPN22 in complex with consensus phospho-tyrosine peptide 1monomer 3olr1-294
Structure of Lyp with inhibitor I-C11monomer 561;EDO;2qct3-294
Native Structure of Lypmonomer 2qcj7-294

Homology models built on isoform sequence

Isoform #Oligo-stateLigandsQMEANTemplateRangeSeq id (%)ReportDownloadAssess
6monomer1.171jeg.1.B486-503
91.30
6monomer-0.832p6x.1.A1-175
100.00
4monomer-1.333h2x.1.A1-302
100.00
2monomer-1.353h2x.1.A1-302
100.00
3monomer-2.915j8r.1.A2-302
58.66
5monomer-3.463olr.1.A1-178
89.83