ENTRY EC 3.1.3.48
NAME Protein-tyrosine-phosphatase
Phosphotyrosine phosphatase
CLASS Hydrolases
Acting on ester bonds
Phosphoric monoester hydrolases
SYSNAME Protein-tyrosine-phosphate phosphohydrolase
REACTION Protein tyrosine phosphate + H2O = Protein tyrosine +
Orthophosphate
SUBSTRATE Protein tyrosine phosphate
H2O
PRODUCT Protein tyrosine
Orthophosphate
COMMENT Dephosphorylates O-phosphotyrosine groups in phosphoproteins,
such as the products of EC 2.7.1.112.
Phosphoprotein phosphatase (cf. EC 3.1.3.16) is a group of enzymes
removing the serine- or threonine-bound phosphate group.
DISEASE MIM: 1154412.7.7.12:
MIM: 116947 Cell division cycle 25A
MIM: 151460 Protein tyrosine phosphatase, receptor-type, c
polypeptide
MIM: 157680 Cell division cycle 25C
MIM: 171500 Acid phosphatase 1, soluble
MIM: 176886 Protein tyrosine phosphatase, receptor-type, gamma
polypeptide
MIM: 176892 Protein kinase, cAMP-dependent, catalytic, beta
MIM: 179590 Protein tyrosine phosphatase, receptor-type, f
polypeptide
MIM: 230400 Galactose-1-phosphate uridyltransferase; Galactosemia
(3)
MIM: 600714 Dual specificity phosphatase 1
MIM: 601773 Protein tyrosine phosphatase, receptor type, N
MOTIF PS: PS00383 [LIVMF]-H-C-x(2)-G-x(3)-[STC]-[STAG]-x-[LIVMFY]
PS: PS00660 W-L-x(3)-[KR]-x-[LIVM]-x(2)-[QH]-x(0,1)-[LIVMF]-x(6,7)-
[LIVMF]-x(2,4)-[KR]-F-[FY]-x(2)-[DN]
PS: PS00661 [HY]-x(9)-[DENQSTV]-[SA]-x(3)-[FY]-[LIVM]-x(2)-A-x(2)-
L-x(2)-Y-G-[LIVM]-[DENQST]-[LIVMFY]
PS: PS00740 G-x(12)-G-x(2)-A-x-L-x(4)-[LIVM]-x(6,7)-C-[LIVM]-x-F
PS: PS50001 Src homology 2 (SH2) domain profile
GENES ECO: b0982(yccY) b2061(wzb)
BSU: yfkJ ywlE(ipc-31d)
SYN: slr0328
SCE: YBR276C(YBR2013) YDL230W(PTP1) YER075C YFR028C(CDC14) YIL113W
YIR026C(YVH1) YMR036C(MIH1) YNL053W(MSG5) YOR208W(PTP2)
YPR073C(LTP1)
STRUCTURES PDB: 1AYA 1YFO 1AYB 1AYC 1AYD 1PHR 1PTT 1PTU 1PTV 1VHR
1YPT 1YTN 1YTS 1YTW 2HNP 2HNQ
DBLINKS University of Geneva ENZYME DATA BANK: 3.1.3.48
WIT (What Is There) Metabolic Reconstruction: 3.1.3.48
SCOP (Structural Classificaion of Proteins): 3.1.3.48
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