Reaction: Formation of the CE:GMP intermediate complex

- in pathway: mRNA Capping
A highly conserved lysine within the guanylyltransferase (GT) site of the mRNA capping enzyme attacks the alpha-phosphate of GTP. An enzyme-GMP covalent intermediate is formed.
Reaction - small molecule participants:
GDP [nucleoplasm]
GTP [nucleoplasm]
Reactome.org reaction link: R-HSA-77081

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Reaction input - small molecules:
GTP(4-)
ChEBI:37565
Reaction output - small molecules:
GDP
ChEBI:17552
Reactome.org link: R-HSA-77081