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Literature summary for 3.1.3.48 extracted from

  • Koul, A.; Choidas, A.; Treder, M.; Tyagi, A.K.; Drlica, K.; Singh, Y.; Ullrich, A.
    Cloning and characterization of secretory tyrosine phosphatases of Mycobacterium tuberculosis (2000), J. Bacteriol., 182, 5425-5432.
    View publication on PubMedView publication on EuropePMC

Protein Variants

Protein Variants Comment Organism
C11S MPtpA catalytic site, no enzymic activity Mycobacterium tuberculosis
C160S MPtpB catalytic site, no enzymic activity Mycobacterium tuberculosis

Inhibitors

Inhibitors Comment Organism Structure
additional information not inhibitory: okadaic acid Mycobacterium tuberculosis
sodium orthovanadate
-
Mycobacterium tuberculosis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
17500
-
x * 17500, MPtpA, x * 30000, MPtpB, deduced from gene sequence Mycobacterium tuberculosis
30000
-
x * 17500, MPtpA, x * 30000, MPtpB, deduced from gene sequence Mycobacterium tuberculosis

Organism

Organism UniProt Comment Textmining
Mycobacterium tuberculosis
-
isozymes MPtpA, MPtpB
-

Purification (Commentary)

Purification (Comment) Organism
glutathione S-transferase fusion proteins Mycobacterium tuberculosis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information both isozymes act only on phosphotyrosine residues Mycobacterium tuberculosis ?
-
?
tyrosine-phosphorylated myelin basic protein + H2O
-
Mycobacterium tuberculosis myelin basic protein + phosphate
-
?

Subunits

Subunits Comment Organism
? x * 17500, MPtpA, x * 30000, MPtpB, deduced from gene sequence Mycobacterium tuberculosis

Synonyms

Synonyms Comment Organism
MPtpA
-
Mycobacterium tuberculosis
MPtpB
-
Mycobacterium tuberculosis