FUNCTION: Catalyzes the demethylation of diphthine methyl ester to form diphthine, an intermediate diphthamide biosynthesis, a post-translational modification of histidine which occurs in translation elongation factor 2 (EEF2) which can be ADP-ribosylated by diphtheria toxin and by Pseudomonas exoto...
FUNCTION: Catalyzes the demethylation of diphthine methyl ester to form diphthine, an intermediate diphthamide biosynthesis, a post-translational modification of histidine which occurs in translation elongation factor 2 (EEF2) which can be ADP-ribosylated by diphtheria toxin and by Pseudomonas exotoxin A (Eta). {ECO:0000250|UniProtKB:P38332, ECO:0000269|PubMed:19965467, ECO:0000269|PubMed:23486472}.
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GO - Biological processes (BP):
peptidyl-diphthamide biosynthetic process from peptidyl-histidine [GO:0017183]...
peptidyl-diphthamide biosynthetic process from peptidyl-histidine [GO:0017183]
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GO - Molecular function (MF):
diphthine methylesterase activity [GO:0061685]...
diphthine methylesterase activity [GO:0061685]
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GO - Cellular component (CC):
...
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