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2.7.6.5: GTP diphosphokinase

This is an abbreviated version!
For detailed information about GTP diphosphokinase, go to the full flat file.

Word Map on EC 2.7.6.5

Reaction

ATP
+
GTP
=
AMP
+
guanosine 3'-diphosphate 5'-triphosphate

Synonyms

(p)ppGpp synthase, (p)ppGpp synthetase, (p)ppGpp synthetase I, (p)ppGpp synthetase II, (p)ppGpp synthetase/hydrolase, alarmone synthetase, ATP-GTP 3'-diphosphotransferase, ATP:GTP 3'-pyrophosphotransferase, ATP:GTP pyrophosphoryl transferase, GPSI, GPSII, GTP pyrophosphokinase, guanosine 3',5'-polyphosphate synthase, guanosine 3',5'-polyphosphate synthetase, guanosine 5',3'-polyphosphate synthetase, guanosine pentaphosphate synthetase, ppGpp synthase I, Rel, Rel/Spo protein, RelA, RelMtb, RelMtb protein, RelP, RelSeq, RSH3, SAS 1, SAS 2, SAS1, SF, small alarmone synthase 1, small alarmone synthase 2, small alarmone synthetase 1, stringent factor, YjbM, YwaC

ECTree

     2 Transferases
         2.7 Transferring phosphorus-containing groups
             2.7.6 Diphosphotransferases
                2.7.6.5 GTP diphosphokinase

Molecular Weight

Molecular Weight on EC 2.7.6.5 - GTP diphosphokinase

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MOLECULAR WEIGHT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
128000
recombinant His-tagged enzyme, gel filtration
148000
about, sequence calculation
240000
-
full-length enzyme, gel filtration
245000
-
full-length enzyme, calculated from amino acid sequence
47000
-
1 * 47000, GPS II, produced by proteolysis of the larger 88000 MW form, denaturing PAGE, 1 * 88000, GPS I, denaturing PAGE
55000
-
sucrose density gradient centrifugation
74000
82000
-
full-length enzyme, calculated from OD280
83860
-
deduced from nucleotide sequence
86000
-
synthetase I, sucrose density gradient centrifugation
88000
-
1 * 47000, GPS II, produced by proteolysis of the larger 88000 MW form, denaturing PAGE, 1 * 88000, GPS I, denaturing PAGE